The 4-pole composite safety sliding contact line has the advantages of beautiful appearance, high mechanical strength, good insulation performance, long service life, safety and energy saving, and is well received by users. It is suitable for mobile power supply of various open-air gantry cranes, bridge cranes, loading and unloading machinery, etc. The 4-pole composite safety sliding contact line has the advantages of beautiful appearance, high mechanical strength, good insulation performance, long service life, safety and energy saving, and is well received by users. It is suitable for mobile power supply of various open-air gantry cranes, bridge cranes, loading and unloading machinery, etc. The 4-pole composite safety sliding contact line has the advantages of beautiful appearance, high mechanical strength, good insulation performance, long service life, safety and energy saving, and is well received by users. It is suitable for mobile power supply of various open-air gantry cranes, bridge cranes, loading and unloading machinery, etc. The 4-pole composite safety sliding contact line has the advantages of beautiful appearance, high mechanical strength, good insulation performance, long service life
, safety and energy saving, and is well received by users. It is suitable for mobile power supply of various open-air gantry cranes, bridge cranes, loading and unloading machinery, etc.
The 4-pole composite safety sliding contact line has the advantages of beautiful appearance, high mechanical strength
, good insulation performance, long service life, safety and energy saving, and is well received by users. It is suitable for mobile power supply of various open-air gantry cranes, bridge cranes, loading and unloading machinery, etc.

Note: The above information and technical parameters are compiled and released by Yangzhou Dairui Electric Co., Ltd.