TPR22-PR EX Proof 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.
TPR22-PR EX Proof series of conveyor belt pull cord switch do not require maintenance. Explosion proof pull cord switch
Materials used:
The Body structure is made of BMC composite material and it is resistant to corrosion and oxidation. 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. 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:
Products have IP68 protection class can work in the dustiest and dirty environments. 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.
Technical Specifications
| Enclosure | BMC (Durable Composite) |
| Micro Switch Rating | 400 VAC 6A / 230 VAC 8A / 24 VDC 10A |
| Output Signal | (1) SPDT shutdown, alarm can be added upon request. |
| Cable Gland | 2 x M25 |
| Temperature Rating | -30°C to +85°C |
| Contact Angle | 25° |
| Rope Length | 2 x 50-65 metres |
| Contact Type | Snap-action |
| Protection Class | IP6X / IP68 |
| Enclosure Color | Black (RAL 9005) |
| Weight | 2.1 kg |
| Mounting Orientation | It is suitable for double-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 | CE |
| Certificates | CE, EAC |
| Micro switches are VDE approved. | |
Options
| Without Reset Lever |
| Bus Security Interface |
| Custom Contact Angles |
| Mounting Bracket |
| Signal Light and Alarm |
Ex Definition
| II 2D Ex tb IIIC Db T85°C IP66/68 |
Model Specifications
| Model | Contact Structure | Optional | |||
| NC | NO | Signal | Alarm+Signal | ||
| TPR22-PR-EX | 1 | 1 | (LGT) | (ALGT) | |
| TPR22-PR-22-EX | 2 | 2 | (LGT) | (ALGT) | |
| TPR22-PR-33-EX | 3 | 3 | (LGT) | (ALGT) | |
Spare Parts
| Model | Features |
| KB-826-EX | 1NO+1NC Switch |
| KB-R-01-EX | M25x1,5 Cable Gland |
| KB-KT-01-EX | M25 Blind Plug |
| KB-4-KN-EX | 4 Pin Connector |
| BA-11 | Mounting Bracket (Can be made in custom dimensions) |
| KB-TGV-01-EX | Enclosure |
| TSR-42-PRP-EX | Rope Connection Arm |
| KB-PM-EX | Reset Lever |
