4 Sets Electric Chain Hoists Remote Controlled for Tandem Lifting

Four 3-ton electric chain hoists with wireless remotes for synchronized tandem lifting, ensuring efficient, precise handling of heavy loads.

Project Overview: This case study details the supply and installation of four sets of 3-ton electric chain hoists, each with a lifting height of 28 meters, for a customer in Italy. These hoists are equipped with wireless remote radio controls for tandem lifting, offering synchronized operation for complex and heavy-duty material handling applications. The hoists were chosen for their robust performance, precise control, and ability to lift heavy loads with ease in a challenging industrial environment.

Tandem Lifting Requirements:

The client, a large industrial company based in Italy, required a solution for handling heavy loads in a vertically restricted space. The material handling process involved the need for precise control over the lifting operation, especially when lifting large and bulky components. Due to the nature of the work, which involved working in tandem (lifting and moving large loads simultaneously using multiple hoists), it was crucial to have synchronized control.

The solution needed to meet the following key requirements:

• High Lifting Height: 28 meters to accommodate the large dimensions of the equipment being moved.
• Wireless Control: To enable flexible and efficient operation by the operator from a safe distance.
• Tandem Lifting Capability: Four hoists with synchronized operation for handling heavy and oversized loads.

Tandem Lift 3 Ton Electric Chain Hoist Solution Provided

After carefully assessing the client's operational needs and space constraints, four 3-ton hook-mounted electric chain hoists were selected to meet the requirements. These hoists were equipped with several advanced features to ensure reliable and efficient performance in heavy-duty industrial settings.

Key Features of 3 Ton Electric Chain Hoists:

• Electric Chain Hoists: Renowned for their reliability and performance, electric chain hoists were chosen for their ability to handle high lifting capacities. These hoists provide smooth, controlled lifts, ensuring consistent performance in demanding environments.
• Hook-Mounted Design: The hook-mounted design of the hoists ensures ease of installation and integration into existing crane systems. This versatile design allows the hoists to be quickly set up and used in a variety of lifting operations, minimizing downtime during installation.
• Load Capacity: Each hoist is capable of lifting up to 3 tons, making it well-suited for the client's lifting requirements. With this load capacity, the hoists are more than capable of handling the heavy materials and equipment in the client's facility.
• Lifting Height: With a lifting height of 28 meters, the hoists offer ample vertical travel. This feature addresses the client's need for lifting operations in facilities with height restrictions, ensuring optimal space utilization and efficient material handling.
• Wireless Remote Radio Control: The hoists come equipped with wireless radio control, enabling the operator to control all four hoists remotely. This system not only ensures safe operation but also enhances precision, allowing for smooth and synchronized lifts when operating the hoists in tandem.
• Control System: The hoists feature an integrated wireless remote control system that allows operators to manage all four units simultaneously. This synchronized operation is essential for lifting large or delicate loads, ensuring they are handled safely and efficiently.
• Synchronized Tandem Lifting: The synchronized tandem lifting function is made possible by the wireless remote control, ensuring that all four hoists operate in perfect synchronization. This is crucial for lifting heavy, bulky loads without misalignment, reducing the risk of strain or damage to the material being lifted.
• Power Supply: Each hoist operates on a 380V, 50Hz, 3-phase power supply, ensuring efficient energy usage and reliable performance in industrial environments. This power configuration supports long operational hours and heavy lifting without the risk of overheating or system failure.

This tailored solution, with wireless remote control, synchronized lifting, and versatile design, enables the client to handle heavy, bulky loads with precision and safety, while optimizing their lifting operations for maximum efficiency.

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Electric chain hoist chain bags

Features of Wireless Remote Radio Control for Synchronized Operation

The wireless remote radio control system is a key feature that allows for synchronized operation of multiple hoists. This ensures smooth and efficient lifting processes, especially when managing heavy or bulky loads.

• Synchronized Control for Multiple Hoists
  The system enables the operator to control all four hoists at once. This synchronization eliminates delays caused by manual adjustments and reduces the need for multiple operators.
• Enhanced Precision and Efficiency
  With remote control, operators can fine-tune lifting speeds and positioning without being physically near the load. This offers more flexibility and ensures smoother, more precise movements.
• Increased Safety
  Wireless control keeps operators at a safe distance from the load, reducing the risk of injury. By removing manual intervention, the system minimizes human error and enhances overall safety.
• Seamless Operation
  The radio control system is designed to prevent interference, ensuring consistent communication and uninterrupted operation. Whether inside a factory or on a construction site, it offers reliable, real-time control of all hoists.
• Improved Workflow
  Operators can move freely around the workspace, maintaining control of the hoists without the need for constant adjustments. This flexibility enhances the overall efficiency of the operation and reduces downtime.

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 wireless remote controllers 

Challenges and Solutions

Tandem Lifting Coordination

One of the primary challenges was ensuring that all four hoists operated in perfect synchronization during tandem lifting operations. Achieving flawless coordination is crucial for handling large, heavy loads without risk of imbalance or damage.

• Solution: The wireless remote radio control system was designed with an integrated synchronization feature. This feature allowed for precise control and coordination of multiple hoists simultaneously, ensuring that all four hoists operated in unison for smooth and safe lifting operations.

High Lifting Height

With a lifting height of 28 meters, the hoists needed to be capable of handling long chains while maintaining efficient operation. Managing vertical lifting over such distances could strain the system if not designed properly.

• Solution: The hoists were equipped with high-quality, durable chains and advanced braking systems. These features ensured safety and precision, even at extended heights, without compromising on lifting speed or control. The robust design of the hoists maintained reliability during high-lift operations.

Wireless Remote Control Signal Integrity

In an industrial setting, interference can affect wireless communication, which is crucial for ensuring synchronized operation and safe lifting.

• Solution: To prevent any communication issues, the hoists were equipped with anti-interference features. These advanced radio control systems maintained the integrity of the wireless signal, ensuring stable communication even in environments with physical obstacles or electrical noise.

Results and Benefits

Increased Efficiency

The synchronized operation of the four hoists allowed for significantly improved lifting efficiency. The hoists worked together seamlessly, reducing the time it took to handle heavy loads. The wireless remote control system also allowed operators to control the hoists from a safe distance, which boosted productivity by eliminating manual interventions.

Enhanced Safety

The ability to operate the hoists remotely and in perfect synchronization greatly enhanced safety. Precise control minimized the risk of lifting imbalances or accidents. The system ensured that loads were moved smoothly and safely, even in challenging lifting conditions, reducing the likelihood of workplace injuries.

Reduced Downtime

With high-performance hoists installed, the client experienced reduced downtime. The hoists' durability and efficient design minimized the frequency of repairs and maintenance, leading to more uptime and improved productivity across operations.

Flexibility in Operation

The wireless control system offered the client enhanced flexibility in managing lifting operations. Operators could adjust hoist movements without being tied to a manual control system or additional equipment. This added convenience meant that operators could respond to changing conditions quickly, improving workflow and operational flexibility.

The supply of four 3-ton electric chain hoists with a lifting height of 28 meters and wireless remote control for tandem lifting was a successful solution for the client's material handling needs in Italy. The hoists provided the required lifting capacity, synchronization, and safety features to handle large and heavy loads in a safe, efficient, and cost-effective manner.

This case demonstrates the importance of selecting the right hoist system tailored to the specific needs of the operation, particularly in industries that require high lifting heights, tandem lifting, and precise load control. The flexibility, efficiency, and safety provided by these electric chain hoists helped improve the client's operational performance and meet their lifting challenges effectively.

Operation Guide on Wireless Radio Remote Controllers

Product Description
8-button single speed industrial wireless remote control

Technical indicators

Emitter specification
Frequency 433MHz
The RF power of the transmitter is less than 10dBm
Remote control distance can reach up to 100M
Frequency control PLL
Modulation method GFSK
Antenna impedance 50 Ω
Command response time<100ms
Stop command response time<100ms
Power supply LR6 (AA) 1.5V x 2 DC 3V
Average power consumption 8mA@DC3V
Working temperature -10 ℃~75 ℃ (excluding battery temperature resistance)
Shell material PA6 (30% GF)
Protection level IP65

Receiver specification
Frequency 433MHz
Receiving sensitivity -112dBm
Remote control distance can reach up to 100M
Frequency control PLL
Modulation method GFSK
Antenna impedance 50 Ω
Reaction time 50ms~100ms
Contact capacity 5A@250V (AC)
Power supply 24-264V, 110-460V (AC/DC)
Power consumption 15mA@AC220V (standby)
Working temperature -10 ℃~75 ℃
Shell material PA6 (30% GF)
Protection level IP65

Performance characteristics
8 single speed buttons, 1 start button
Wide voltage design, low voltage version 24-264v, high voltage version 110-460v AC/DC universal
Nylon+fiberglass material shell, resistant to pressure, impact, oil, corrosion, and not easily combustible
Large emergency stop mushroom head button, compliant with European standards
Built in antenna, effectively preventing accidental breakage of the antenna
Remote control distance exceeding 100 meters, action response time less than 100 milliseconds
4.3 billion sets of SN codes and 100 sets of channel numbers, ensuring never repetition and preventing interference
Built in automatic code matching function, which can automatically pair transmitters or receivers without a computer or copying machine

 
Button Function Description

"Up": Control the hoist to rise;

"Down": Control the descent of the hoist;

Button 1 to 4: Can independently control the 4 hoists(Hoist No. 1, No. 2, No. 3, No.4). For example, if the hoist "No. 1" needs to be operated separately, first press "↑↑" to turn off synchronizing function, and then press the button "1". The up and down buttons can control the lifting of the hoist "No. 1";

"↑": Synchronous start button, press to open the synchronous lifting function of 4 hoists;

"↑↑": Synchronous shutdown button, press to close the synchronous lifting function of 4 hoists, which can achieve single control function;

Note: The interval between two consecutive buttons press should not be less than 1 second to avoid damage to the remote control.

Article by Bella ，who has been in the hoist and crane field since 2016. Bella provides overhead crane & gantry crane consultation services for clients who need a customized overhead travelling crane solution.Contact her to get free consultation.