Heavy Duty Top Running Bridge Crane with European Style Double Girder Built-Up Hoist, Specifications, and Applications

A heavy-duty top running crane is a type of overhead crane designed to handle substantial loads with high efficiency and stability. Featuring a top running configuration, this crane operates on elevated rails, allowing it to cover large areas and lift heavy materials safely. The double girder design enhances its strength, providing a robust platform for various hoisting applications. These cranes are essential in industries where high lifting capacities and reliability are crucial for operational success.

The European style double girder built-up open winch hoist is notable for its efficient design and superior performance. This hoist allows for modular construction, meaning it can be easily assembled and maintained, reducing downtime. The open winch design offers better access for inspection and repairs, enhancing overall safety and operational reliability. Its ability to accommodate high lifting capacities while maintaining a compact profile makes it particularly advantageous in tight working environments. This hoist not only improves the crane's lifting efficiency but also ensures longevity and reduced maintenance costs.

Top running crane systems are widely used across multiple industries due to their versatility and strength. In manufacturing, these cranes facilitate assembly line operations by transporting heavy components efficiently. Construction sites benefit from their ability to lift materials like steel beams and concrete panels, making them essential for building projects. In logistics and warehousing, top running cranes streamline the movement of goods, optimizing storage space and enhancing productivity. Additionally, sectors such as shipbuilding and energy rely on these cranes for their ability to handle large, heavy items safely and effectively. Their robust design and operational efficiency make them indispensable tools in today's industrial landscape.

20/5 ton bridge crane with top running double girder design with European style  open winch trolley 

63 ton/10 ton open winch heavy duty open winch trolley overhead bridge crane 

Compact overhead open winch crane design 

European style open winch trolley for low headroom workshop for heavy load lifting 

Customized heavy duty overhead crane, affordable crane price 

Overview of Heavy Duty Double Girder Top Running Bridge Crane

A QDX Heavy Duty Double Girder Top Running Bridge Crane is a robust and versatile lifting solution commonly used in industrial environments where heavy loads are handled. Its design and functionality make it suitable for a wide range of applications, from manufacturing and assembly to warehousing and shipping. Below is a detailed overview of its key characteristics and advantages.

Structural Design

• Double Girder Configuration: The double girder design enhances load distribution, allowing for a larger span and reducing the need for additional supports. This configuration improves stability and strength, making it ideal for heavy lifting tasks.
• High-Quality Materials: Constructed from durable steel grades, these cranes are designed to withstand rigorous industrial conditions and heavy workloads, ensuring long-term reliability and performance.

Hoisting Mechanism

• Built-Up Open Winch Hoist: This type of hoist features a modular design that simplifies maintenance and customization. The open design enhances visibility for operators, improving safety during load handling.
• Lifting Capacity: These cranes typically have lifting capacities ranging from 10 to 100 tons, providing the flexibility needed for various industrial applications.

Performance Features

• Variable Frequency Drive (VFD) Technology: This technology ensures smooth acceleration and deceleration, reducing load sway and enhancing operational safety. It also optimizes energy consumption, making the crane more efficient.
• Advanced Control Systems: These cranes are equipped with user-friendly interfaces that facilitate precise maneuvering and load management, contributing to enhanced safety and efficiency.

Safety Features

• Overload Protection: Integrated sensors and alarms monitor load conditions in real-time, ensuring that the crane operates within safe limits. Emergency stop functions are also included for immediate response in critical situations.
• Ergonomic Controls: Designed for operator comfort, the control systems include limit switches and safety controls that prevent over-hoisting and enhance operational safety.

Applications

Heavy Duty Double Girder Top Running Bridge Cranes are widely used in various industries, including:

• Manufacturing: For assembly lines and heavy lifting tasks.
• Construction: To lift and move construction materials and equipment.
• Logistics and Warehousing: In cargo handling and storage systems.
• Specialized Industries: Such as marine, energy, and steel processing, where heavy materials need to be efficiently managed.

The Heavy Duty Double Girder Top Running Bridge Crane is a crucial piece of equipment for many industrial operations. Its robust construction, efficient hoisting mechanism, and advanced safety features make it an essential tool for enhancing productivity and ensuring safe lifting practices in demanding environments.

Key Specifications

QDX Heavy Duty Bridge Crane Specification 5 Ton & 10 Ton

QDX Heavy Duty Bridge Crane Specification 5 Ton & 10 Ton

Heavy Duty Bridge Crane Specification 5 Ton & 10 Ton

Heavy Duty Bridge Crane Specification 5 Ton & 10 Ton Low Headroom 

Lifting Capacity				t	5								10
Span				m	10.5	13.5	16.5	19.5	22.5	25.5	28.5	31.5	10.5	13.5	16.5	19.5	22.5	25.5	28.5	31.5
Lifting Height					16								10
Speed	Lifting		A5	m/min	0.8-8								0.53-5.3
	Hoist Travelling				2.1-21								2.1-21
	Crane Travelling				3.5-35								4-40
Motor Model	Lifting			KW	YZPEJ132M-4/7.5/1460								YZPEJ160M-4/11/1460
	Hoist TravellingCrane Travelling				YZPEJ80M₁-4/2×0.55/1390								YZPEJ80M₂-4/2×0.75/1390
					YZPEJ90L					YZPEJ100L₁			YZPEJ100L₁				YZPEJ100L₂
Main Dimensions				H	1438					1488			1635
				H1	608					658			805
				H2	110								140
				H3	57					27			91.5
				h	830
				K	1400								1400
				B	3062								4332
				W	2600								3500
				Wc	1000								1000
				b	175								175
				F	16	66	166	266	316	386	436	480	-5	135	145	165	215	265	415	515
				S2	1107								1137
				S3	1057								1087
Weight		Hoist		kg	1462								2009
		Total Weight			6014	7250	8789	11539	12499	15286	16782	20313	8462	9937	11482	3743	15801	17820	21348	24790
Maximum Wheel Pressure				KN	46.4	48.7	52.8	57.3	61.7	67.3	73.9	79.8	77	80	85	90	95	100	110	118
Crane Total Power				KW	11.6					13			16.9				18.5
Recommended Crane Rail					38Kg/m								43Kg/m
Power Supply					Three-Phase AC380V 50HZ

QDX Heavy Duty Bridge Crane Specification 5 Ton & 10 Ton , Low Headroom Design

Lifting Capacity				t	5								10
Span				m	10.5	13.5	16.5	19.5	22.5	25.5	28.5	31.5	10.5	13.5	16.5	19.5	22.5	25.5	28.5	31.5
Lifting Height					16								10
Speed	Lifting		A5	m/min	0.8-8								0.53-5.3
	Hoist Travelling				2.1-21								2.1-21
	Crane Travelling				3.5-35								4-40
Motor Model	Lifting			KW	YZPEJ132M-4/7.5/1460								YZPEJ160M-4/11/1460
	Hoist Travelling				YZPEJ80M₁-4/2×0.55/1390								YZPEJ80M₂-4/2×0.75/1390
	Crane Travelling				YZPEJ90L					YZPEJ100L			YZPEJ100L₁				YZPEJ100L₂
Main Dimensions				H	945.5					995.5			1142.5
				H1	608					658			805
				H2	110								140
				H3	57					27			91.5
				h	337.5
				K	1400								1400
				B	3062								4332
				W	2600								3500
				Wc	1000								1000
				b	175								175
				F	16	66	166	266	316	386	436	480	-5	135	145	165	215	265	415	515
				S2	1107								1137
				S3	1057								1087
Weight		Hoist		kg	1462								2009
		Total Weight			6014	7250	8789	11539	12499	15286	16782	20313	8462	9937	11482	13743	15801	17820	21348	24790
Maximum Wheel Pressure				KN	46.4	48.7	52.8	57.3	61.7	67.3	73.9	79.8	77	80	85	90	95	100	110	118
Crane Total Power				KW	11.6					13			16.9				18.5
Recommended Crane Rail					38Kg/m								43Kg/m
Power Supply					Three-Phase AC380V 50HZ

QDX Heavy Duty Bridge Crane Specification 16/3.2 Ton & 20/5 Ton

QDX Heavy Duty Bridge Crane Specification 16/3.2 Ton & 20/5 Ton

QDX Heavy Duty Bridge Crane Specification 16/3.2 Ton & 20/5 Ton, Low Profile Design

Lifting Capacity				t	16/3.2								20/5
Span				m	10.5	13.5	16.5	19.5	22.5	25.5	28.5	31.5	10.5	13.5	16.5	19.5	22.5	25.5	28.5	31.5
Lifting Height			Main Hook		16								16
			Auxiliary Hook		18								18
Speed	Main Hoist		A5	m/min	0.5-5								0.5-5
	Auxiliary Hoist				0.8-8								0.8-8
	Hoist Travelling				2-20								2-20
	Crane Travelling				4-40								4-40
Motor	Main Hoist			KW	YZPEJ160L-4/15/1460								YZPEJ180L-4/20/1460
	Auxiliary Hoist				YZPEJ132S-4/5.5/1440								YZPEJ160M-4/11/1460
	Hoist Travelling				YZPEJ100L₁/2.2/1390								YZPEJ100L₁/2.2/1390
	Crane Travelling				YZPEJ112M								YZPEJ112M					YZPEJ132S
Main Dimensions				H	1750	1750	1820	1870	1920	1970	2020	2070	1752	1752	1822	1872	1922	1972	2022	2072
				H1	785	785	855	905	955	1005	1055	1105	787	787	857	907	957	1007	1057	1107
				H2	140								140
				H3	698.5	698.5	628.5	578.5	528.5	478.5	428.5	378.5	700.5	700.5	630.5	580.5	530.5	480.5	430.5	380.5
				H4	545								585
				h	950
				K	2000								2000
				B	4340								4340
				W	3500								3500
				Wc	2000								2000
				b	175								175
				F	86	88	118	218	318	418	518	618	88	90	120	220	320	420	520	620
				S1	640								1137
				S2	1670								1087
				S3	1530								1137
				S4	2600								1087
Weight		Hoist		kg	4963								5163
		Total Weight			12338	14178	16172	18767	21115	23947	27482	30313	3594	14899	16922	19474	22143	24623	28414	32053
Maximum Wheel Pressure				KN	108	115	123	131	139	146	157	167	128	135	143	151	159	166	177	187
Crane Total Power				KW	30.7								41.2					44.2
Recommended Crane Rail					43Kg/m								43Kg/m
Power Supply					Three-Phase AC380V 50HZ

QDX Heavy Duty Bridge Crane Specification 16/3.2 Ton & 20/5 Ton, Low Headroom Design

Lifting Capacity				t	16/3.2								20/5
Span				m	10.5	13.5	16.5	19.5	22.5	25.5	28.5	31.5	10.5	13.5	16.5	19.5	22.5	25.5	28.5	31.5
Lifting Height			Main Hook		16								16
			Auxiliary Hook		18								18
Speed	Main Hoist		A5	m/min	0.5-5								0.5-5
	Auxiliary Hoist				0.8-8								0.8-8
	Hoist Travelling				2-20								2-20
	Crane Travelling				4-40								4-40
Motor Model	Main Hoist			KW	YZPEJ160L-4/15/1460								YZPEJ180L-4/20/1460
	Auxiliary Hoist				YZPEJ132S-4/5.5/1440								YZPEJ160M-4/11/1460
	Hoist Travelling				YZPEJ100L₁/2.2/1390								YZPEJ100L,/2.2/1390
	Crane Travelling				YZPEJ112M								YZPEJ112M					YZPEJ132S
Main Dimensions				H	1122.5	1122.5	1192.5	1242.5	1292.5	1342.5	1392.5	1442.5	124.5	124.5	194.5	244.5	294.5	1344.5	1394.5	1444.5
				H1	785	785	855	905	955	1005	1055	1105	787	787	857	907	957	1007	1057	1107
				H2	140								140
				H3	698.5	698.5	628.5	578.5	528.5	478.5	428.5	378.5	700.5	700.5	630.5	580.5	530.5	480.5	430.5	380.5
				H4	545								585
				h	337.5
				K	2000								2000
				B	4340								4340
				W	3500								3500
				Wc	2000								2000
				b	175								175
				F	86	88	118	218	318	418	518	618	0Q 00	90	120	220	320	420	520	620
				S1	640								1137
				S2	1670								1087
				S3	1530								1137
					2600								1087
Weight		Hoist		kg	4963								5163
		Total Weight			12338	14178	16172	18767	21115	23947	27482	30313	13594	14899	16922	9474	22143	24623	28414	32053
Maximum Wheel Pressure				KN	108	115	123	131	139	146	157	167	128	135	143	151	159	166	177	187
Crane Total Power				KW	30.7								41.2					44.2
Recommended Crane Rail					43Kg/m								43Kg/m
Power Supply					Three-Phase AC380V 50HZ

QDX Heavy Duty Bridge Crane Specification 32/5 Ton & 50/10 Ton

Heavy Duty Bridge Crane Specification 32/5 Ton & 50/10 Ton

Heavy Duty Bridge Crane Specification 32/5 Ton & 50/10 Ton, Low Headroom Design

Lifting Capacity				t	32/5								50/10
Span				m	10.5	13.5	16.5	19.5	22.5	25.5	28.5	31.5	10.5	13.5	16.5	19.5	22.5	25.5	28.5	31.5
Lifting Height			Main Hook		11								10
			Auxiliary Hook		12								12
Speed	Main Hoist		A5	m/min	0.5-5								0.47-4.7
	Auxiliary Hoist				0.8-8								0.53-5.3
	Hoist Travelling				2-20								2-20
	Crane Travelling				4-40								4-40
Motor Model	Main Hoist			KW	YZPEJ225M-6/30/982								YZPEJ280M-8/45/735
	Auxiliary Hoist				YZPEJ132M-4/5.5/1440								YZPEJ160M-4/11/1460
	Hoist Travelling				YZPEJ90L-4/2×1.5/1410								YZPEJ100L,/2×2.2/1390
	Crane Travelling				YZPEJ100L₂-4					YZPEJ112M-4			YZPEJ132S-4				YZPEJ132M-4
Main Dimensions				H	2067	2119	2169	2219	2269	2319	2369	2369	2304	2454	2458	2558	2558	2558	2560	2560
				H1	807	859	909	959	1009	1059	1109	1109	894	1044	1048	148	1148	1148	1150	1150
				H2	140								140
				H3	848.5	796.5	746.5	696.5	646.5	596.5	546.5	546.5	1184.5	1034.5	1030.5	930.5	930.5	930.5	928.5	928.5
				H4	571								994
				h	1260								1410
				K	2500								2500
				B	5440								5700
				W	4600								4700
				Wc	2400								2800
				b	175								175
				F	153	155	225	355	455	555	655	755	99	124	128	178	328	478	628	730
				S1	839								1138.5
				S2	2316								2303.5
				S3	1696								1923.5
				S4	3173								3088.5
Weight		Hoist		kg	7029								9441
		Total Weight			16827	19103	21593	24533	27920	31616	34946	38794	20646	24007	27308	30922	34155	38345	41999	45894
Maximum Wheel Pressure				KN	96	103	109	114	120	126	131	137	143	159	168	176	182	190	196	203
Crane Total Power				KW	50.5					54.5			82.4					90.4
Recommended Crane Rail					43Kg/m								43Kg/m
Power Supply					Three-Phase AC380V 50HZ

QDX Heavy Duty Bridge Crane Specification 32/5 Ton & 50/10 Ton, Low Headroom Design

Lifting Capacity				t	32/5								50/10
Span				m	10.5	13.5	16.5	19.5	22.5	25.5	28.5	31.5	10.5	13.5	16.5	19.5	22.5	25.5	28.5	31.5
Lifting Height			Main Hook		11								10
			Auxiliary Hook		12								12
Speed	Main Hoist		A5	m/min	0.5-5								0.47-4.7
	Auxiliary Hoist				0.8-8								0.53-5.3
	Hoist Travelling				2-20								2-20
	Crane Travelling				4-40								4-40
Motor Model	Main Hoist			KW	YZPEJ225M-6/30/982								YZPEJ280M-8/45/735
	Auxiliary Hoist				YZPEJ132M-4/5.5/1440								YZPEJ160M-4/11/1460
	Hoist Travelling				YZPEJ90L-4/2×1.5/1410								YZPEJ100L,/2×2.2/1390
	Crane Travelling				YZPEJ100L₂-4					YZPEJ112M-4			YZPEJ132S-4				YZPEJ132M-4
Main Dimensions				H	1257	1309	1359	1409	1459	1509	1559	1559	1394	1544	1548	1648	1648	1648	1650	1650
				H1	807	859	909	959	1009	1059	1109	1109	894	1044	1048	1148	1148	1148	1150	1150
				H2	140								140
				H3	848.5	796.5	746.5	696.5	646.5	596.5	546.5	546.5	1184.5	1034.5	1030.5	930.5	930.5	930.5	928.5	928.5
				H4	571								994
				h	1260								1410
				K	2500								2500
				B	5440								5700
				W	4600								4700
				Wc	2400								2800
				b	175								175
				F	153	155	225	355	455	555	655	755	99	124	128	178	328	478	628	730
				S1	839								1138.5
				S2	2316								2303.5
				S3	1696								1923.5
				S4	3173								3088.5
Weight		Hoist		kg	7029								9441
		Total Weight			16827	19103	21593	24533	27920	31616	34946	38794	20646	24007	27308	30922	34155	38345	41999	45894
Maximum Wheel Pressure				KN	96	103	109	114	120	126	131	137	143	159	168	176	182	190	196	203
Crane Total Power				KW	50.5					54.5			82.4					90.4
Recommended Crane Rail					43Kg/m								43Kg/m
Power Supply					Three-Phase AC380V 50HZ

A 6 Working Duty QDX Heavy Duty Bridge Crane Specification 5 Ton and 10 Ton

A 6 Working Duty QDX Heavy Duty Bridge Crane Specification 5 Ton and 10 Ton

A 6 Working Duty QDX Heavy Duty Bridge Crane Specification 5 Ton and 10 Ton

Lifting Capacity (t)		5								10
Span S(m)		10.5	13.5	16.5	19.5	22.5	25.5	28.5	31.5	10.5	13.5	16.5	19.5	22.5	25.5	28.5	31.5
Lifting Height(m)		18								18
Working Duty		A6								A6
Lifting Speed(m/ min)		1.07-10.7								0.81-8.1
HoistRunning Speed (m/min)		3-30								3-30
CraneRunning Speed (m/min)		6.8-68								6.8-68
Basic Parameters	b	155								155
	H1	108.5	158.5	258.5	288.5	290.5	390.5	440.5	490.5	138.5	238.5	290.5	390.5	490.5		590.5	690.5
	H2	435.5			503.5	505.5				505.5					555.5
	H3	2473.5	2523.5	2623.5	2663.5	2655.5	2755.5	2805.5	2855.5	2503.5	2603.5	2655.5	2755.5	2855.5	2855.5	2955.5	3055.5
	H4	1198.5			1268.5					1238.5					1288.5
	H5	154.5			86.5	84.5				394.5					344.5
	H6
	H0	320			340					340
	L	3400			5492			5692		5692					5842
	L1	3400			4000			4300		4000					4500
	L2
	L3	396								496					396
	L4	1396			1096			996		1196					946
	L5	729								879
	K
	C
	C1	1086								1106
	C2	1100								1116
	Lk	1300								1400
	W	1500								1800
Weight(kg)	Hoist	1358								2267
	Crane	8400	9620	11190	13063	15183	17520	20447	22424	10344	11718	13718	13760	15511	18264	20863	23111
Recommended Crane Rail		P38  P43								P38  P43
Total Power(kw)		16.5			18.1					22.5					24.5
Maximum Wheel Pressure (KN)		53	57	63	68	76	82	86		87	92	98	103	110	116	121	128

QDX Heavy Duty Bridge Crane Specification 16/5 Ton & 20/5 Ton

Lifting Capacity (t)		16/5								20/5
Span S(m)		10.5	13.5	16.5	19.5	22.5	25.5	28.5	31.5	153	253	353	455	555	655	755	855
Lifting Height(m)		16/18								16/18
Working Duty		A6								A6
Lifting Speed(m/ min		Main Hook0.72-7.2Auxiliary Hook1.07-10.7								Main Hook0.58-5.8Auxiliary Hook1.07-10.7
HoistRunning Speed		3.2-32								3.2-32
CraneRunning Speed (m/min)		5.4-54					4.8-48			5.4-54					4.8-48
Basic Parameters	b	192								192
	H1	151	251	351	453	553	653	753	853	153	253	353	455	555	655	755	855
	H2	603								605			605
	H3	2516	2616	2716	2818	2918	3018	3118	3218	2518	2618	2718	282	2920	30	3120	3220
	H4	1500								1600			1602
	H5	387								445
	H6	290								350
	H0	450								450
	L	6292				6492				6292				6492
	L1	4600				5000				4600				5000
	L2
	L3	446								446
	L4	1496				1696				1496				169
	L5	1229								1229
	K
	C	925								925
	C1	800								800
	C2	1755								1755
	Lk	2500								2500
	W	2500								2500
Weight(kg	Hoist	5110								5180
	Crane	15292	683	8780	21364	24000	266	29596	32390	15574	17158	19141	22076	24884	27676	3077	33784
Recommended Crane Rail		P43								P43
Total Power(kw)		41.2		43.2						41.2					43.2
Maximum Wheel Pressure (KN)		115	123	130	138	46	154	162	170	132	141	149	158	67	175	184	192

QDX Heavy Duty Bridge Crane Specification 32/5 Ton, 50/10 Ton& 80/20 Ton

Lifting Capacity (t)		32/5								50/10								80/20
Span S(m)		10.5	13.5	16.5	19.5	22.5	25.5	28.5	31.5	10.5	13.5	16.5	19.5	225	25.5	28.5	31.5	10.5	13.5	16.5	19.5	22.5	25.5	28.5	31.5
Lifting Height(m)		16/18								16/18								28/30
Working Duty		A6								A6								M6
Lifting Speed(m/ min		Main Hook0.51-5.1 Auxiliary Hook1.07-10.7								Main Hook0.4-4Auxiliary Hook0.81-8.1								Main Hook0.16-1.56Auxiliary Hook0.58-5.76
HoistRunning Speed		3.3-33								2.9-29								1.56-15.6
CraneRunning Speed (m/min)		5.4-54					4.8-48			5.4-54				4.8-48				3-30				3-30
Basic Parameters	b	192								192
	H1	175	277	377	527	677	777	877	929	229	070	481	681	701	303		100	100	150	250	350	550	750	852	052
	H2	685	687						689	709		711		791	793			252		2670	277	2970	3170	3272	3472
	H3	254				42	31			42744		28463046		6	3168		3368	1042						1044
	H4	1805	1807						1809	1959		196		204	2043			2237						2239
	H5	565	563						561	691		689		609	607
	H6	650								405
	H0	450								450								--
	L	6342								6592				6792				-
	L1	4600								4900				5100
	L2	1900								2000				2100
	L3	446								446								--
	L4	1296								1246
	L5	1229								1379
	K	800								900
	C	950								1070								--
	C1	900								1020								--
	C2	1890								2140
	Lk	2650								3000
	W	2500								2800
Weight(kg)	Hoist	7167								10734
	Crane	98072205		492	27450	31113	33 34	37601	41189	2504327746		31299	34676		43343	478665168		3420037600		404004550		51132	56741	6287868827
Recommended Crane Rail		P43								QU70								QU80
Total Power(kw)		43.2								72.5
Maximum Wheel Pressure (KN)		96	103	05	10	20	24	30	35	156	163	170	76	82	88	195	200	249	252	258	261	269	279	288	297

QDX Heavy Duty Bridge Crane Specification 100 Ton

QDX Heavy Duty Bridge Crane Specification 100 Ton

QDX Heavy Duty Bridge Crane Specification 100 Ton

Mechanism Name			Lifting Mechanism		Mechanism Name			Running Mechanism
			Main Hoist	Auxiliary Hoist				Hoist	Crane
Lifting Capacity		t	100	20	Gauge		m	4800	32000
Lifting Speed		m/min	0.24-24	0.9/3.6	Running Speed		m/min	2.12-21.2	26.4
Working Duty			M6		Working Duty			M6	M6
Maximum Lifting Height		m	22	23	Base Distance		mm	2600	7600
Power Supply			Three-Phase AC380V 50HZ
Wire Rope	Structure		6×19-24- 2160	6×19-16- 2160	Buffer Stroke		mm	188	240
	Number of Strands		16	8	Rail Model			QU80	--
	Working Pressure	KN	68	26	Wheel Diameter		mm	φ500	φ500
Drum Diameter		mm	φ800	φ351	Maximum Wheel Pressure		KN	328	378
Motor	Model		YZP225M-4	ZDS51-4	Motor	Model		YZPEJ132M-6	YZPEJ132M-4
	Power	KW	45	13		Power	KW	2×5.5	4×7.5
	Speed	r/min	1460	1400		Speed	r/min	960	1440
Reducer	Model		P4HM-13- 200-C	20TPlanetary Gearbox	Reducer	Model		BS5.5- 71.12-1	BS11-85.6-1
	Gear Ratio		195.588	107.15		Gear Ratio	i	71.12	85.6
Brake	Model		YWZ9-300/ E80
	Braking Torque	n×m	630-1000

QDX Heavy Duty Bridge Crane Specification 100 /20 Ton

Capacity	100/20t
Span	32m
Lifting Height	22m
Lifting Speed	Main Hook0.24-2.4m/minAuxiliary Hook0.9-3.6m/minVariable Speed Frequency
Cross Travelling Speed	2.12-21.2m/minVariable Speed Frequency
Crane Travelling Speed	2.64-26.4m/minVariable Speed Frequency
Lifting Motor Power	Main Hook45KWAuxiliary Hook13KW
Hoist Cross Travelling Motor Power	2×5.5KW
Crane Travelling Motor Power	4×7.5KW
Hoist Weight	21t
Crane Structure Selfweight	55.957t
Power Supply Voltage	380V/48V/50HZ
Crane Working Duty	FEM A5
Hoist Travelling	FEM M6(2m)
Crane Travelling	FEM M6(2m)
Crane Power	199KW
Maximum Wheel Pressure	378KN

Item		Lifting Mechanism		Mechanism Name		Running Mechanism
		Main Hoist	Auxiliary Hoist			Hoist	Crane
Lifting Capacity	t	150	30	Gauge	m	3.9	29.1
Lifting Speed	m/min	0.16-1.6	0.4-4.2	Running Speed	m/min	2.2-22	4-40
Working Duty		M6	M6	Working Duty		M6	M6
Maximum Lifting Height	m	21.5	21.5	Buffer Stroke	mm	94	188
Total Power of All Motors	KW	100		Maximum Wheel Pressure	KN	472	542
Power Supply		Three-Phase AC380V 50HZ		Rail Model		QU100	QU100

QDX Heavy Duty Bridge Crane Specification 150 /30 Ton with Builtup Open Winch Trolly

QDX Heavy Duty Bridge Crane Specification 150 Ton with Builtup Open Winch Trolley

QDX Heavy Duty Bridge Crane Specification 150 Ton with Builtup Open Winch Trolley

Capacity	150/30t
Span	29.1m
Lifting Height	21.5m
Lifting Speed	Main Hook0.16-1.6m/minAuxiliary Hook0.4-4.2m/minVariable Speed Frequency
Cross Travelling Speed	2.2-22m/minVariable Speed Frequency
Crane Travelling Speed	4-40m/minVariable Speed Frequency
Lifting Motor Power	Main Hook45KWAuxiliary Hook22KW
Hoist Cross Travelling Motor Power	2×5.5KW
Crane Travelling Motor Power	4×7.5KW
Hoist Weight	23t
Crane Structure Selfweight	65.378t
Power Supply Voltage	380V/48V/50HZ
Crane Working Duty	FEM A5
Hoist Travelling	FEM M6(2m)
Crane Travelling	FEM M6(2m)
Crane Power	100KW
Maximum Wheel Pressure	542KN

QDX Heavy Duty Bridge Crane Specification 200 ton

QDX Heavy Duty Bridge Crane Specification 200 ton

QDX Heavy Duty Bridge Crane Specification 200 ton

Capacity	200/20t
Span	28m
Lifting Height	14m
Lifting Speed	Main Hook0.15-1.5m/minAuxiliary Hook0.9-3.6m/minVariable Speed Frequency
Cross Travelling Speed	2.12-21.2m/minVariable Speed Frequency
Crane Travelling Speed	2.64-26.4m/minVariable Speed Frequency
Lifting Motor Power	Main Hook55KWAuxiliary Hook13KW
Hoist Cross Travelling Motor Power	2×5.5KW
Crane Travelling Motor Power	4×7.5KW
Hoist Weight	27t
Crane Structure Selfweight	55.957t
Power Supply Voltage	380V/48V/50HZ
Crane Working Duty	FEM A5
Hoist Travelling	FEM M6(2m)
Crane Travelling	FEM M6(2m)
Crane Power	109KW
Maximum Wheel Pressure	378KN

Structural Characteristics

Top Running Double Girder Crane Configuration

• Load Distribution and Stability: The double girder design enhances load distribution, allowing for a larger span between supports. This reduces the need for additional structural reinforcements, optimizing floor space and minimizing construction costs.
• Even Load Distribution: The configuration ensures that loads are uniformly spread across the entire structure. This not only reduces stress on individual components but also improves the overall stability and safety of the crane during operations.

Materials and Construction

• High-Quality Steel: Heavy-duty top running cranes are made from premium-grade steel, ensuring exceptional strength and longevity. These materials are specifically chosen for their ability to withstand extreme industrial conditions and high workload demands.
• Durability in Harsh Environments: The construction materials are designed to resist corrosion, wear, and tear, maintaining structural integrity over time. This durability is crucial for operations in environments with heavy use or exposure to challenging elements.
• Rigorous Quality Control: Strict quality assurance processes during manufacturing guarantee that each crane meets high-performance standards, ensuring reliability and safety in all operational scenarios.

• Customizable Specifications: The dimensions of top running bridge cranes are adaptable to meet specific operational needs. Key specifications include height, width, and span, which can be tailored based on the facility's layout.
• Efficiency in Limited Spaces: For facilities with restricted headroom or space constraints, cranes can be designed to operate efficiently without sacrificing safety. This customization helps maximize the utility of available workspace, allowing for seamless integration into existing operations.

These structural characteristics contribute significantly to the effectiveness and safety of top running cranes in various industrial applications, ensuring they can handle demanding lifting tasks while maintaining reliability and performance.

Weight Specifications: The weight of the crane itself is an important consideration, as it affects the structural requirements of the supporting building. Manufacturers provide detailed weight specifications to help determine the necessary load-bearing capabilities of the installation site.

Dimensional Guidelines:

• Span: The distance between the crane's support columns, which can typically range from 10 to 40 meters or more, depending on the application.
• Height: Clearance height requirements, which ensure adequate space for lifting operations. This can vary based on the specific needs of the facility.
• Width: The overall width of the crane, which must be considered in relation to the available space in the installation area.

Hoisting Mechanism

Built-Up Open Winch Hoist Design

• Modular Construction: The built-up open winch hoist features a modular design that allows for easy maintenance and customization. This modularity can simplify repairs and reduce downtime, as individual components can be replaced without needing to disassemble the entire hoist.
• Efficiency and Performance: The open winch design promotes efficient heat dissipation, allowing for longer operating periods without overheating. It typically incorporates a gear-driven mechanism that ensures smooth operation and precise load control.

• Standard Load Capacities: Top running cranes with built-up open winch hoists generally have load capacities that range from 10 to 100 tons, catering to various industrial needs. The choice of load capacity must align with the specific lifting requirements of the application.
• Custom Capacity Options: Some manufacturers offer customization for load capacities beyond the standard range, enabling facilities to tailor cranes to their unique operational demands. This flexibility ensures that the crane can handle specific tasks effectively and safely.

By adhering to these detailed specifications, manufacturers ensure that their top running cranes meet the rigorous demands of industrial applications while maintaining safety and efficiency standards.

• Variable Speed Options: Top running overhead cranes come equipped with variable speed capabilities, allowing operators to adjust lifting and lowering speeds according to specific requirements. This feature enhances operational efficiency, particularly when handling fragile or precise loads.
• Safety Enhancements: By enabling smoother transitions and reducing the risk of sudden movements, variable speed control contributes to improved safety for both operators and nearby personnel. This control feature is essential for maintaining high safety standards in dynamic work environments.

Overall, the hoist mechanism of top running cranes is engineered for efficiency, flexibility, and safety, making them well-suited for a wide range of industrial applications.

Performance Features

Variable Frequency Drive (VFD) Technology

• Smooth Operation: VFD technology allows for gradual acceleration and deceleration, which significantly reduces jerking motions during lifting. This smooth operation minimizes the risk of load sway, ensuring that loads are positioned accurately.
• Energy Efficiency: By adjusting the motor speed to match load requirements, VFDs optimize energy consumption. This leads to lower operational costs and a reduced environmental impact, making cranes more sustainable.
• Enhanced Safety: The technology allows for controlled speed adjustments, which improves safety during both lifting and lowering operations. Operators can execute delicate tasks with greater confidence, knowing that the system is designed to respond smoothly to inputs.

• Precision Maneuvering: Advanced control systems facilitate precise movements of the crane. Operators can easily adjust the crane's speed and direction, allowing for intricate handling of heavy or delicate loads.
• Safety Features: Integrated overload protection systems monitor weight limits in real-time, preventing the crane from operating beyond its capacity. Automatic braking mechanisms ensure quick halting of the load in case of emergency, enhancing safety during operations.
• User-Friendly Interfaces: Intuitive control panels and joysticks simplify the operator's task, reducing the learning curve for new users. Features like visual displays and feedback systems provide real-time data on load status and crane performance.
• Programmable Functions: Many advanced control systems allow for programmable lifting patterns and routines, increasing efficiency in repetitive tasks. Operators can pre-set lifting sequences, reducing the time needed for setup and enhancing productivity.

These performance features collectively improve the operational efficiency, safety, and precision of top running crane systems, making them essential for heavy-duty lifting applications across various industries.

Lifting Speed and Efficiency Ratings

• Lifting Speed: The lifting speed of a top running crane with a built-up open winch hoist typically ranges from 5 to 20 meters per minute, depending on the load and application requirements. This speed ensures efficient handling of materials while allowing for precise load positioning.
• Efficiency Ratings: Performance efficiency is measured through energy consumption and operational output. Many modern cranes utilize variable frequency drives (VFDs) to optimize motor performance, which enhances energy efficiency by adjusting the speed based on load conditions. This results in reduced operational costs and improved productivity.

• Duty Cycle: The duty cycle refers to the frequency and duration of operations a crane can perform within a specified time frame. Typical duty cycles for heavy-duty cranes may include classifications such as:
• Heavy Duty: Designed for continuous operation, often with frequent lifting and lowering of heavy loads.
• Moderate Duty: Suitable for less frequent operations, typically in environments where heavy lifting is required but not continuously.
• Operational Limits: Each crane is designed with specific operational limits, including maximum lifting capacities, reach, and speed. Adhering to these limits is crucial for ensuring safety and prolonging the lifespan of the equipment.

• Temperature: Performance specifications often include operational temperature ranges, which can vary based on the materials used in the crane's construction. Standard operating temperatures may range from -20°C to 40°C, with options for extreme conditions available.
• Humidity: The design must consider humidity levels, especially in environments prone to corrosion or moisture exposure. Cranes intended for high-humidity areas may feature enhanced corrosion-resistant coatings and sealed components to protect internal mechanisms.
• Dust and Contaminants: For cranes operating in dusty or contaminated environments, manufacturers may recommend specific filtration systems or protective measures to ensure the longevity and reliability of the hoist and operational systems.

By focusing on these performance specifications, manufacturers can ensure that top running cranes are not only effective in their lifting capabilities but also reliable in a variety of challenging operational environments.

Key Components

Main Girder

The main girder serves as the backbone of the top running bridge crane, providing essential strength and rigidity necessary for lifting heavy loads.

• Design for Strength and Stability: The girder is engineered to distribute weight evenly, minimizing deflection and ensuring stable operation. This design is crucial for maintaining balance, especially during heavy lifts.
• Material Quality: High-grade steel is typically used, ensuring excellent tensile strength and durability. This choice of materials contributes to the overall longevity of the crane, reducing the need for frequent replacements.
• Weld Quality and Integrity: Automated welding processes, along with non-destructive testing methods, ensure that welds are strong and free from defects, enhancing the girder's structural integrity.

Hoisting Mechanism

The built-up open winch hoist is a vital component that determines the crane's lifting capabilities.

• High Lifting Capacities: Designed to handle loads ranging from 10 to 100 tons, the hoist accommodates various industrial applications, from manufacturing to construction.
• Modular Design Features: This design allows for easy access during maintenance, ensuring that repairs can be performed quickly, minimizing downtime. Additionally, customization options enable users to tailor the hoist to specific operational needs.
• Enhanced Visibility: The open winch configuration provides operators with a clear line of sight to the load, improving safety and accuracy during lifting operations.

Trolley System

The trolley system facilitates the horizontal movement of the load across the crane's span.

• Smooth Movement: Precision engineering in the trolley design minimizes friction and wear, enabling seamless travel along the girder. This feature is crucial for maintaining operational efficiency.
• Stability During Operation: The trolley is designed to remain stable even at maximum load capacity, reducing the risk of sway or tipping during lateral movements.
• Ease of Positioning: With a well-designed trolley system, operators can position loads with greater accuracy, enhancing productivity and reducing the potential for accidents.

Main Parts of European style open winch: Hoisting motor, Hoisting brake, Hoisting speedreducer gear box,

Main parts and components of European style heavy duty open winch: Wire rope drum, Wire rope, Electrical Control, Hook

Control System

An effective control system is essential for the safe and efficient operation of top running overhead cranes.

• Ergonomic Interfaces: Controls are designed to be intuitive, allowing operators to manage lifting and movement functions with ease. Ergonomic design minimizes operator fatigue during long shifts.
• Advanced Safety Features: The control system incorporates emergency stop buttons, overload indicators, and real-time monitoring to enhance safety. Operators receive immediate alerts regarding any operational issues, allowing for prompt action.
• Precision Maneuvering: Advanced control technology enables fine adjustments in load positioning, crucial in environments where precision is paramount.

Safety Devices

Safety devices are integral to the design and functionality of heavy-duty top running cranes, ensuring safe operation in various environments.

• Overload Protection Systems: These sensors prevent the crane from lifting beyond its rated capacity, significantly reducing the risk of accidents caused by overloading.
• Limit Switches: Installed to control the maximum lifting height, limit switches prevent loads from being hoisted too high, protecting both the crane and surrounding structures.
• Alarm Systems: Real-time alarms alert operators to potential issues, such as overloads or mechanical failures, providing an additional layer of safety and promoting proactive maintenance.

Benefits

Enhanced Performance

Top running cranes significantly improve operational efficiency in heavy lifting scenarios.

• Increased Efficiency: The advanced engineering and design of these cranes facilitate faster lifting and movement of heavy loads. This enhanced performance is crucial in environments where time is a critical factor, such as manufacturing and logistics.
• Precision Handling: The ability to position loads accurately reduces the time spent on adjustments, allowing for smoother workflows and increased productivity.

Space Optimization

The design of top running bridge cranes effectively utilizes available space in industrial settings.

• Minimized Space Requirements: The compact nature of the top running configuration allows for higher hook lifts and narrower spans. This design feature maximizes usable workspace beneath the crane, enabling more efficient layout options within the facility.
• Flexible Layouts: Industries can configure their operations more effectively, accommodating various machinery and workflows without compromising on safety or accessibility.

Reduced Operating Costs

Operating a top running overhead crane can lead to significant cost savings.

• Energy-Efficient Operation: The implementation of variable frequency drives and other energy-saving technologies lowers electricity consumption during operation, which translates to reduced energy costs.
• Low Maintenance Requirements: The durable construction and modular design minimize maintenance needs, allowing for fewer interruptions in operation and lower overall maintenance expenses.

Improved Safety

Safety is paramount in any lifting operation, and top running cranes incorporate several features to enhance it.

• Advanced Safety Features: With systems for overload protection, limit switches, and emergency stop functions, these cranes are designed to prevent accidents and safeguard operators.
• Reduced Risks: Enhanced monitoring and real-time feedback systems contribute to a safer working environment, helping to identify potential issues before they lead to incidents.

Versatile Applications

Top running crane systems are adaptable to a wide range of industries and tasks.

• Suitability for Various Industries: These cranes are utilized in manufacturing, construction, warehouses, and more, proving their versatility across different applications.
• Diverse Lifting Tasks: From heavy machinery to precise assembly operations, top running cranes can handle an array of lifting challenges, making them a valuable asset for any industrial operation.

Safety Features

Overload Protection Systems

Ensuring the safe operation of top running cranes is paramount, and overload protection systems play a crucial role.

Sensors and Alarms

• Real-Time Monitoring: These systems continuously assess the load being lifted, providing instant feedback to the operator.
• Alerts: When loads exceed safety limits, alarms are triggered, warning operators to take immediate action, thus preventing potential accidents.

• Immediate Response Capabilities: Top running cranes are equipped with easily accessible emergency stop buttons that immediately halt all operations. This feature is critical during emergencies, allowing for quick intervention to protect personnel and equipment.

Braking Systems

The braking systems in top running bridge cranes are designed for reliability and efficiency.

Electromagnetic and Disc Brakes

• Reliable Performance: These brakes are engineered to provide strong stopping power, essential for safe load handling in industrial environments.
• Maintenance-Free Operation: The design of these braking systems minimizes the need for regular maintenance, reducing downtime and operational costs.

• Automatic Alerts: Integrated sensors monitor brake pad wear and provide alerts when maintenance is needed, ensuring that operators are always aware of the system's condition and can act before issues arise.

Ergonomic Control Systems

Operator comfort and safety are enhanced through thoughtful design of the control systems.

Operator Cabin Design

• Comfort and Visibility: The operator cabin is designed with ergonomics in mind, featuring adjustable seating, ample space, and large windows for maximum visibility of the work area.
• User-Friendly Interfaces: Controls are strategically placed to reduce strain and allow for easy access, enabling operators to focus on their tasks without distraction.

• Over-Hoisting Prevention: Limit switches are installed to prevent the hook from exceeding its safe lifting height, significantly reducing the risk of accidents.
• Safety Controls: Additional safety mechanisms ensure that cranes operate within designated parameters, further enhancing operational safety.

Maintenance and Durability

Low Maintenance Requirements

Maintaining top running cranes is crucial for ensuring their longevity and reliable operation.

Durable Materials

• Selection of Components: Top running overhead cranes are constructed using high-quality materials that resist wear and tear. Components are engineered to withstand heavy loads and harsh working environments, reducing the frequency of repairs and replacements.
• Extended Lifespan: The use of robust materials contributes to the overall durability of the crane, minimizing downtime and maintenance costs.

• Recommended Schedules: Adhering to a regular maintenance schedule is essential. Operators should follow manufacturer guidelines for inspections and servicing to identify potential issues before they escalate.
• Procedures: Implementing systematic maintenance procedures, such as routine lubrication and inspections of critical components, helps maintain optimal performance and safety.

Long-Term Durability

The longevity of top running cranes is enhanced through specific design and maintenance strategies.

Corrosion-Resistant Coatings

• Enhancements for Lifespan: Many components are treated with corrosion-resistant coatings, protecting them from environmental factors such as moisture, chemicals, and temperature fluctuations. This treatment significantly extends the lifespan of the equipment, particularly in challenging industrial settings.
• Durability Under Various Conditions: Coatings are designed to endure diverse operating conditions, ensuring that the crane maintains its integrity and functionality over time.

• Testing Standards: Rigorous testing protocols are employed during the manufacturing process to ensure that each crane meets industry standards for performance and safety. This includes stress testing and operational assessments to confirm reliability.
• Continuous Improvement: Manufacturers implement quality assurance measures that focus on continual improvement, incorporating feedback from real-world applications to enhance design and functionality over time.

Applications

Industrial Applications

Top running cranes are essential in various industrial settings, providing reliable lifting solutions for heavy tasks.

Manufacturing Facilities

• Use in Assembly Lines: These cranes are widely used in manufacturing plants to assist with the assembly process. They facilitate the movement of heavy components, ensuring efficient workflow and reducing manual labor.
• Heavy Lifting Tasks: In sectors like automotive and aerospace, top running cranes are crucial for lifting and positioning large parts, enhancing productivity and safety.

• Role in Lifting Construction Materials: On construction sites, top running cranes play a vital role in lifting and transporting materials such as steel beams, concrete blocks, and prefabricated structures. Their capacity to handle significant weights makes them indispensable for large-scale projects.
• Equipment Handling: These cranes also assist in moving heavy machinery and equipment around the site, contributing to more efficient project timelines.

Logistics and Warehousing

Top running cranes streamline operations in logistics and warehousing, enhancing efficiency and safety.

• Integration into Storage Systems: In warehouses, these cranes are integrated into storage and retrieval systems, allowing for rapid movement of goods. Their ability to lift heavy cargo helps optimize space and improve inventory management.
• Efficient Operations: By facilitating quick loading and unloading of materials, top running cranes enhance overall productivity and reduce turnaround times in shipping and receiving processes.

Specialized Industries

In addition to general industrial use, top running cranes are pivotal in specialized sectors.

Marine and Shipbuilding

• Applications in Building and Repairing Ships: In the maritime industry, top running cranes are used for lifting and positioning large ship components, making them essential for both construction and repair activities.
• Heavy Equipment Handling: These cranes also handle heavy marine equipment, ensuring safe and efficient operations in shipyards.

• Utilization in Wind Turbine Operations: Top running cranes are critical in the energy sector, particularly in the installation and maintenance of wind turbines. They lift heavy turbine components into place, ensuring precision and safety.
• Support for Other Energy Projects: These cranes also support various energy-related projects, including oil and gas, where heavy lifting is a regular requirement.

Steel and Metal Processing

• Handling Heavy Materials: In steel mills and metal processing facilities, top running cranes are vital for moving large steel rolls, plates, and other heavy materials. Their robust design allows for efficient handling of these cumbersome loads, improving productivity and safety in the processing environment.
• Integration in Production Lines: These cranes are often integrated into production lines, facilitating the seamless movement of materials from one processing stage to another.

Conclusion

The heavy-duty top running bridge crane with a European-style double girder built-up open winch hoist offers numerous advantages, including enhanced performance in heavy lifting operations, optimized use of space, and reduced operational costs. Its advanced safety features significantly mitigate risks, making it a versatile solution for various industries.

Choosing a reputable manufacturer is critical to ensuring the quality, safety, and performance of top running crane systems. A reliable manufacturer provides not only robust engineering and construction but also comprehensive support, including installation, maintenance, and adherence to industry standards. This partnership is essential for maximizing the crane's lifespan and operational efficiency.