US-EX Limit Switch

Product Code: US-EX

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Product Description

Technical Information:

Directional Limit Switch with three stay-put features, EX-version.
The Direction Limit Switch, US-EX, is designed as a safety switch with forced opening and intended for the use in explosion-endangered areas. It complies with the requirements of the EN81-20 / EN81-50 series of safety standards.
It has three switching positions equip with stay-put features, whereby the last switching position is retained. The Direction Limit Switch signals the position of the car to the floor (at floor level, above and below).


  • Special version for use in explosion-endangered areas
  • Engages in three positions
  • Robust metal enclosure
  • Transparent cover for optimal function control
  • Contact configuration with three positively driven normally closed contacts and three normally open contacts
  • Normally open contacts
  • Quiet functioning
  • Adjustable in three axis

Please note these products are non-returnable unless faulty or damaged.

Technical Data:

Norms: EN81-20 , EN81-50 , EN 60947-5-1 , EN 60079-0 , EN 60079-1 , EN 60079-31 , EN ISO 13849-1 , EN ISO 14119
Switching Capacity: Ui = 250V Ith = 10A , Uimp = 4kV- , AC-15: Ue = 230V Ie = 6A , DC-13: Ue = 220V Ie = 0.25A
Short-Circuit Capacity: T10 A , F16 A
Contact Material: Silver-Nickel (min. load 24V / 10mA)
Actuation- / Return Force: 2.4N.m (stay-put)
Connection: Connection cable H05VV-F, 4 x 0.75mm², 2m (10m as option)
Level of Protection: IP65
Ambient Air Temperature: -20°C up to + 60°C
Installation Position: Any
Weight: 220g (depending on the connection cable)


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