NSR22-PR Pull Cord Switch
NSR22-PR Pull Cord Switch(also called a rope switch)is a conveyor belt safety accessory designed to check and shut down conveyor systems in the event of a conveyor belt misalignment.
NSR22-PR series of products do not require maintenance.
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Description
Materials used:
The body structure is cast aluminum and is protected with oven paint. Shaft mechanisms are made of stainless steel and Arm mechanisms are made of hard plastic.
Uses and Applications:
It can be mounted on the application area with a steel rope. Also, it can operate by moving on one side or on both sides of a conveyor. If the ropes are pulled from one direction, the system is locked and the switches go to the stop position, then it is returned to normal with Manual reset.
Safety Features:
The heavy-duty rugged design makes them suitable for most industrial applications.
General Description:
Dimensions are 2×50 meters standard distance to the right and left. It has a 1NO + 1NC contact structure in the standard.
Available modifications as per request:
– The alarm and signal lights can be added to all models
– It can be used at the longer distances
– 3NO + 3NC contact structure can be applied
Certifications and Standards:
The microswitch used in products is VDE approved. All KBT Electric products are produced in accordance with CE and EAC standards.
Technicial Specifications
| Enclosure | Aluminum Casting |
| Micro Switch Rating | 400 VAC 6A / 230 VAC 8A / 24 VDC 10A |
| Output Signal | (1) SPDT stop, alarm can be added upon request. |
| Cable Gland | 2 x M25 |
| Temperature Rating | -55°C to +100°C |
| Contact Angle | 25° |
| Rope Length | 2 x 50-65 Metres |
| Contact Type | Snap-action |
| Protection Class | IP68 |
| Enclosure Color | Red (RAL 3020) |
| Weight | 2.1 kg |
| Mounting Orientation | It is suitable for double-sided and single- sided use. |
| Impact Rating | IK09 (EN 62262) |
| Warranty Period | 36 Months |
Safety Standards
| Electrical Safety | EN60947 |
| Mechanical Safety | EN 60204 |
| Outdoor Safety | EN 60529 |
| Impact Resistance | EN 62262 |
| Certificates | CE, EAC |
| Micro switches are VDE approved. | |
Options
| ATEX Zone 21 / Zone 22 |
| Without Reset Lever |
| Bus Security Interface |
| Custom Contact Angles |
| Mounting Bracket |
| Custom Arm Dimensions |
| Signal Light and Alarm |
Model Specifications
| Model | Contact Structure | Optional | ||||
| NC | NO | Signal | Alarm+Signal | |||
| NSR22-PR | 1 | 1 | (LGT) | (ALGT) | ||
| NSR22-PR-22 | 2 | 2 | (LGT) | (ALGT) | ||
| NSR22-PR-33 | 3 | 3 | (LGT) | (ALGT) | ||
Spare Parts
| Model | Features |
| KB-826 | 1NO+1NC Switch |
| KB-R-01 | M25x1,5 Cable Gland |
| KB-KT-01 | M25 Blind Plug |
| KB-4-KN | 4 Pin Connector |
| BA-11 | Mounting Bracket (Can be made in custom dimensions) |
| KB-NGV-01 | Enclosure |
| TSR-42-PR | Aluminium Rope Connection Arm |
| KB-PM | Reset Lever |
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