Zhejiang Weikesen Power Technology Co.,Ltd.
Manual automatic integrated Pull Cord Switch
Pull cord switch is widely used in iron and steel, cement, power plants, mines and other factories with belt conveyor, The product is installed on both sides of the belt conveyor, is a kind of protective switch for emergency shutdown of the belt conveyor, pull the wire rope at any point within the operating distance of the switch, cut off the running circuit to stop the whole line, to achieve the protection of the belt conveyor and personal safety.
Working principle:
When an emergency occurs at the tape transport site, the wire ropetied to the lug of the pull rope switch can be pulled to make the silderin the machine act with the switch to signal a stop. The wire rope isreleased and automatically reset.
Installation and use:
The switch is balanced on the fixing bracket of the frame;
Tie the wire rope to the pull ring at the upper and lower ends of the pull rope switch, and the wire rope on each side shall not exceed 40m
(it shall be shortened to 25 meters when there is a slope);
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 | Manual automatic integrated |
| Ambient temperature | -30℃-+60℃ |
| Relative humidity | ≥85% |
| Angle of action | 30° |
| Limit Angle | 60° |
| Action force | 10(KG) |
| Number of contacts | 1NO 1NC /2NO 2NC |
| Contact Capacity | AC 380V DC 220V |
| Reliability | >106times |
| Protection | IP65 |
- ← Previous：Pull cord switch
- Stainless Steel Pull Cord Switch ：Next →
