ZS 71 IP67 -40°C Extreme

  • Cold-resistant down to -40 °C
  • High degree of protection IP 67
  • Metal enclosure or thermoplastic enclosure (-KST)
  • 3 contacts
  • Small design
  • Wire length up to 35 m
  • Release by push-button (VD)
  • Watertight collar W for protection against penetration of dirt
  • Wire pull and breakage detection
  • ZS 71 Niro: Pull-wire unit and screws made of stainless steel 1.4305
  • N.B.: Please state required international approvals with your order!

Technical data

Applied standardsEN 60947-5-1, -5;
EN ISO 13850; EN ISO 13849-1
Enclosurealuminium die-cast, powder-coated or
glass-fibre reinforced, shock-proof thermoplastic, ultramid
Coverglass-fibre reinforced, shock-proof thermoplastic, self-extinguishing UL 94 V-0
Degree of protectionIP 67 to IEC/EN 60529
Contact materialsilver
Switching systemsnap action, positive break NC contacts
Switching elements2 NC/1 NO contact, type Zb
Connectionscrew connection terminals
Cable cross-sectionmax. 2.5 mm² (incl. conductor ferrules)
Cable entry2 x M20 x 1.5, KST: 3 x M20 x 1.5
B10d (10 % load)200 000
TMmax. 20 years
Rated impulse withstand voltage Uimp6 kV
Rated operating isolation voltage Ui400 V
Conventional thermal current Ithe2 A
Utilisation categoryAC-15
Rated operating current/voltage Ie/Ue2 A/250 VAC
Max. fuse rating2 A gG/gN fuse
Ambient temperature–40 °C … +70 °C
Mechanical life> 100 000 operations
Max. wire length35 m
ApprovalsZS 71 with metal housing:


ZS 71 with thermoplastic housing KST:

Ordering details

Metal enclosure

Type   Material no.  
Type    Material no.   
ZS 71 2Ö/1S WVD 100N IP67 -40°C Extreme 1256089
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Thermoplastic enclosure KST

Type   Material no.  
Type    Material no.   
ZS 71 2Ö/1S WVD 100N KST IP67 -40°C Extreme stock type Standard versions, in stock or available at short notice 1189532
Type    Material no.   
ZS 71 2Ö/1S WVD 100N KST IP67 -40°C Niro Extreme 1189533
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.