WZF2-EX

Safety switch long actuation travel, EX-version

The safety switch WZF2-EX with separate actuator is intended for the use in explosion endangered areas. It is used to control the close position of lift doors and protective enclosures and as switch for locking mechanism at automatic doors. The actuator is mounted at the door leaf resp. at the locking mechanism. When pulling the actuator out of the switch a forced opening of the contact is made.

WZF2-EX

WZF2-EX

WZF2-EX

Features

  • special version for use in explosion-endangered areas
  • enclosure made of shock-resistant plastics, self-extinguishing
  • two contacts, positively driven normally closed and normally open contact
  • large tolerance between contact surface to the stop of the actuator
  • mounting brackets made of metal for secure fixation

Order information codes

Technical data

norms IEC/EN 60947-5-1, EN 60079-0, EN 60079-1, EN 60079-31, EN ISO 13489-1,
EN ISO 14119, GS-ET 15
switching capacity Ui = 250 V Ith = 10 A Uimp = 4 kV
AC-15: Ue = 250 V Ie = 6 A DC-13: Ue = 200 V Ie = 0,25 A
AC-15: Ue = 24 V Ie = 10 A
short-circuit capacity T10 A F 16 A
contact material silver-nickel (min. load 24 V / 10 mA)
actuation- / back pressure force 21 N / 1000 N
connection 2 m connection cable H05VV-F, 4 x 0.75 mm² (10 m as option)
level of protection IP65 according to IEC/EN 60529
ambient air temperature -20 °C up to +60 °C
installation position any
B10d – value (10 % nominal load) 2 million / service life max. 20 years
weight WZF2-EX = 480 g BB-KIPP = 23 g
BB-MS = 26 g
BBV-MS = 34 g

Downloads

catalogue

declaration of conformity
DE / EN / 2021