Modern Solutions for Maintenance of Indoor Crane Mobile Power Supply System

In industrial settings, indoor cranes play a crucial role in material handling within factory workshops. These cranes often require frequent start-stop operations and long-distance movements, presenting challenges for maintenance due to the high positioning of the mobile power supply and the inherent risks associated with lifting heavy loads. Therefore, the maintenance convenience, strong stability, long lifespan, and inspection-free operation of the mobile power supply system become particularly important. This underscores the high mechanical performance requirements placed on the motion cables, as traditional methods such as sliding contact lines and suspension lines often overlook these details, leading to faults, downtime, and decreased production efficiency.

To address the maintenance challenges posed by the frequent start-stop operations and long-distance movements of indoor cranes in material handling, the use of high-quality motion cables is essential to ensure equipment stability, lifespan, and operational efficiency.

To overcome the inconvenience of maintenance, high stability requirements, long lifespan, and inspection-free needs, modern factories often adopt innovative motion cable systems. These systems integrate copper conductors, control lines, fiber optic communication lines, and other functions into a single flexible cable system. Such cable systems offer several advantages:

1. Abrasion Resistance: Constructed from high-strength materials, these cables exhibit excellent resistance to abrasion, making them suitable for long-distance movements of cranes.

2. Flexibility Design: Superior flexibility and bending capabilities allow these cables to adapt to the frequent start-stop and reciprocating movements of cranes, reducing cable wear.

3. Water and Dust Resistance: With good water and dust resistance properties, these cables ensure stable operation in harsh environments.

4. Ease of Installation and Maintenance: Simple connection methods facilitate easy installation and maintenance, reducing maintenance costs and downtime.

5. Reliability: High reliability and stability enable these cables to operate for extended periods without requiring frequent inspections and maintenance.

By adopting modern motion cable systems, maintenance challenges related to the mobile power supply of cranes can be effectively addressed, enhancing equipment stability and operational efficiency to ensure smooth production processes.

Cable Structure
1. Conductor: Oxygen free copper/tinned copper/others, with VDE0295 class 6 standard

2. Insulation: PUR/PE/NBR/PVC…etc optional

3. Filling: tensile filling

4. Shielding: foil shield/copper braided…etc 

5. Inner sheath: PUR/PE/NBR/PVC…etc optional

6. Torsion resistant layer: 24P Kevlar braided mesh, which can keep the cable core stable

7. Sheath: high standard PUR/PVC/NBR…etc material

Electrical Performance​
Voltage: 0.6/1kv customized

Test Voltage: 3.5kv/5min (AC)

Bending Radius & Temperature Range​
Fixed Installation: 5 * cable outer diameter

Mobile Installation: 6-10 * cable outer diameter

Fixed Installation: – 40 ℃ ~ 125℃

Mobile Installation: – 30 ℃ ~ 90 ℃