Explosion proof emergency pull-wire switches

steute Technologies offers a wide range of explosion proof emergency pull-wire switches for use as a safety stop switch in industrial applications. Our explosion proof emergency pull-wire switches come with either one-side or two-side operation and wire length up to 130 meters. Certified for use in hazardous areas and explosion zones including Zone 1 (areas with hazardous gas, vapors or mists) and Zone 21 (areas with hazardous powder or dust).

One-side actuation

Ex ZS 71
  • Ex zone 1 and 21
  • Metal enclosure
  • 2 contacts
  • Wire length up to 35 m
  • Release by push button
  • Position indicator possible
Explosion proof emergency pull-wire switches Ex ZS 71
Ex ZS 73
  • Ex zone 1 and 21
  • Metal enclosure
  • 2 contacts
  • Wire length up to 130 m
  • Release by push button
Explosion proof emergency pull-wire switches Ex ZS 73
Ex ZS 75
  • Ex zone 1 and 21
  • Metal enclosure
  • 4 contacts
  • Wire length up to 130 m
  • Release by push button
Explosion proof emergency pull-wire switches Ex ZS 75
Ex ZS 75 Mining
  • Device group I (Mining)
  • Equipment category M2
  • Metal enclosure
  • 4 contacts
  • Wire length up to 130 m
Explosion proof emergency pull-wire switches Ex ZS 75 Mining
Ex ZS 80
  • Ex zone 1 and 21
  • Metal enclosure
  • 2 contacts
  • Wire length up to 100 m
  • Release by lever
  • Emergency-stop push button
  • Position indicator
Explosion proof emergency pull-wire switches Ex ZS 80
Ex ZS 80-3D
  • Ex zone 22
  • Metal enclosure
  • 2 contacts
  • Wire length up to 100 m
  • Release by lever
  • Emergency-stop push button
  • Position indicator
Explosion proof emergency pull-wire switches Ex ZS 80-3D

Two-side actuation

Ex ZS 73 S
  • Ex zone 1 and 21
  • Metal enclosure
  • 2 contacts
  • Wire length up to 2 x 100 m
  • Release by push button
Explosion proof emergency pull-wire switches Ex ZS 73 S
Ex ZS 75 S
  • Ex zone 1 and 21
  • Metal enclosure
  • 2 or 4 contacts
  • Wire length up to 2 x 100 m
  • Release by push button
Explosion proof emergency pull-wire switches Ex ZS 75 S
Ex ZS 75 S Mining
  • Device group I (Mining)
  • Equipment category M2
  • Metal enclosure
  • 2 contacts
  • Wire length up to 2 x 100 m
Explosion proof emergency pull-wire switches Ex ZS 75 S Mining
Ex ZS 92 S
  • Ex zone 1 and 21
  • Corrosion-resistant aluminium enclosure
  • Cold-resistant version down to -30 °C available
  • 4 contacts
  • Wire length up to 2 x 100 m
  • Release by lever
Explosion proof emergency pull-wire switches Ex ZS 92 S
Ex ZS 73 S-3D
  • Ex zone 22
  • Metal enclosure
  • 2 contacts
  • Wire length up to 2 x 100 m
  • Release by push button
Explosion proof emergency pull-wire switches Ex ZS 73 S-3D
Ex ZS 75 S-3D
  • Ex zone 22
  • Metal enclosure
  • 4 contacts
  • Wire length up to 2 x 100 m
  • Release by push button
Explosion proof emergency pull-wire switches Ex ZS 75 S-3D
Ex ZS 92 S-3D
  • Ex zone 22
  • Corrosion-resistant aluminium enclosure
  • 4 contacts
  • Wire length up to 2 x 100 m
  • Release by lever
Explosion proof emergency pull-wire switches Ex ZS 92 S-3D