NSR75-PR Pull Rope Emergency Stop Switch

  • Aluminum Casting Structure
  • IP67 Protection Class
  • Suitable for max 125m
  • CE, EAC Standards
  • 3 Year Exchange Warranty
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NSR75-PR Pull Rope Emergency Stop Switch

NSR75-PR (XX) series rope pull emergency stop switches are safety switches designed for controlling or stopping by ensuring the safety of a conveyor belt or a machine system.  The heavy duty rugged design makes them suitable for most industrial applications. Body structure is aluminum casting material. Shaft mechanisms are made of stainless steel and Arm mechanisms are made of hard plastic. Products has IP67  protection class can work in the most dusty and dirty environments. KBT Pull cord switches It is also called as rope switch. 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. It is 75 meters standard distance to one side.It has 1NO + 1NC contact structure in standard and can be produced with different contact structure upon request. You can see this in the product code selection table below. The microswitch used in the products has been approved by VDE. All products are manufactured in accordance with CE standards. Meets EAC standards for the Russian market. NSR75-PR (XX) series products do not require any maintenance. It is recommended to use KBT connection accessories that are highly tested and approved for their connections.

Technicial Specifications

Body  Aluminum Casting
Micro Switch Values AC250V / 3A
Output Signal  Min. 1 NC + 1 NO
Working Temperature -25°C ~ +70°C
Contact Structure Snap Action, Simultaneous
Protection Class  IP67
Body Color Red body, blue reset button
Weight 630g (1.38lb)
Installation Structure Suitable for using at only one side 
Operating Force  <125N (300mm sapma; 28.1lb sapma)
Cable Span Between Switches, Max. 75m (246ft)
Fixing 4 x M5
Mechanical Life 1,000,000

Security Approvals

Electrical Security EN60947-5-1 
Mechanical Security EN 60204 
Outdoor Security  EN 60529
Current Certificate  CE
Russia Market EAC
Micro Switch VDE 

Applications

Belt Conveyors
Violation detection as a barrier around 
the machine
In Machine Tools

Model Specifications List

Model Structure of Contact
NC NO
NSR75-PR-11 1 1
NSR75-PR-2C1A  2 1
NSR75-PR-2A1C 1 2
NSR75-PR-22 2 2
NSR75-PR-3C1A 3 1
NSR75-PR-3A1C 1 3

*75 meters rope distance​

Model Structure of Contact
NC NO
NSR75BL-PR-11 1 1
NSR75BL-PR-2C1A 2 1
NSR75BL-PR-2A1C 1 2
NSR75BL-PR-22 2 2
NSR75BL-PR-3C1A 3 1
NSR75BL-PR-3A1C 1 3

*75 meters rope distance​

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