Zhejiang Weikesen Power Technology Co.,Ltd.
Two-way balance Pull Cord Switch
Working principle :
The switch is a bi-directional actuator with one end fixed to the ropepulling bolt and the other end fixed to the switch arm, the distance from the switch to the fixed point does not exceed 25 metres and the distancebetween switches does not exceed 30 metres. The switch is actuated when an external force pushes the switch arm to the alarm (stop) position.
Installation and use :
The switch is balanced on the fixing bracket of the frame;
Tie the wire rope to the pull rings at each end, not exceeding 30 metreson each side (to be shortened if there is a gradient);
The rope pressure should be suitable to ensure the reliable reset of the switch
The pulling rope is arranged in the parallel direction of the tape, and a lifting ring is added every 3 ,meters;
Technical indicators :
| Item | Parameters |
| Model | Two-way balance Pull cord Switch |
| Amvient temperature | -30℃ - +75℃ |
| Relative humidity | ≥85% |
| Movement stroke | 12mm |
| Action force | 10 KG |
| Number of contacts | 2NO 2NC |
| Reset mode | Manual reset / Automatic Reset |
| Contact Capacity | 24-380V AC/DC |
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