TPR22-PR-EX Pull Cord Switch


  • Ex Zone 11 and 21 Zone
  • BMC Composite Body is not oxidized
  • 2x50m Right and Left Rope Connection Distance
  • 3NO / 3NC Snap Action Contact Structure
  • It has CE and EAC Standards.
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TPR22-PR-EX Pull Cord Switch

TPR22-PR-EX PullCord 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 series of conveyor belt pull cord switch do not require maintenance.

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 2x50 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

Region Ex Zone 11 ve 21
Body Bmc Hard Composite
Micro Switch Values 400VAC 6A / 230VAC 8A / 24VDC 10A
Output Signal (1) SPDT shutdown, alarm can be added upon request.
Cable Entry 2xM25
Connector M25 Ex Gland
Temperature Rating -30°C - +85°C
Movement Angle 25°
Contact Status Snap - Action
Protection Class IP68
Casing Color Black RAL 7021
Weigh 2.1 Kg
Mounting Structure It is suitable for double-sided use.

Security Approvals

Electrical Security EN60947
Mechanical Security EN 60204
Outdoor Security EN 60529
Current Certificate CE
Russia Market EAC
Micro Switch VDE
Explosive Environment EX - Zone 22 / Zone 21


Bus Security Interface
Casting Body
Mounting Feets
Signal lamp

Ex Definition

II 2D Ex tb IIIC Db IP68/6X T80°C

Model Specifications List


Structure of Contact 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 Accessories List

KB-826-EX 1NO+1NC Switch
KB-826-2-EX 2NO+2NC Switch
KB-826-3-EX 3NO+3NC 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 Connection Mounting Foot  
KB-TGV-01-EX  Body Cover
TSR-42-PRP-EX Rope Connection Arm
KB-PM-EX Reset Lever