ZS 73 Niro hard-coated Extreme

  • Pull-wire unit and screws made of stainless steel 1.4305, hard-coated enclosure with enamel finish
  • Metal enclosure
  • 2 contacts
  • Wire length up to 130 m
  • 2 different spring force variants available
  • Release by push-button (VD)
  • Watertight collar W for protection against penetration of dirt
  • Wire pull and breakage detection
  • Indicator lamps for various voltages can be found in the chapter Accessories in the Appendix
  • With 2 cable entries available on request
  • Ex version available
  • 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, hard-coated and enamel finish
Coverglass-fibre reinforced, shock-proof thermoplastic, self-extinguishing UL 94 V-0
Degree of protectionIP 65 to IEC/EN 60529
Contact materialsilver
Switching elements1 NC/1 NO contact or 2 NC contacts
Switching systemsnap action, positive break NC contacts
Connectionscrew connection terminals
Cable cross-sectionmax. 2.5 mm² (incl. conductor ferrules)
Cable entry1 x M16 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 Ithe6 A
Utilisation categoryAC-15
Rated operating current/voltage Ie/Ue6 A/400 VAC
Max. fuse rating6 A gG/gN fuse
Ambient temperature–25 °C … +70 °C
Mechanical life> 100 000 operations
Indicator lampas option
Max. wire length130 m
Approvals

Ordering details

Snap action

1 NC/1 NO contact

Type   Material no.  
Type    Material no.   
ZS 73 1Ö/1S WVD / 295-390 N Niro hard-coated Extreme 1048228
Type    Material no.   
ZS 73 1Ö/1S WVD / 120-180 N Niro hard-coated Extreme 1048231
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Snap action

2 NC contacts

Type   Material no.  
Type    Material no.   
ZS 73 2Ö WVD / 295-390 N Niro hard-coated Extreme 1053932
Type    Material no.   
ZS 73 2Ö WVD / 120-180 N Niro hard-coated Extreme on request Produced to order.
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Accessories

Type   Material no.  
Type    Material no.   
Pull-wire stainless steel Ø 5 mm per metre stock type Standard versions, in stock or available at short notice 1033297
Type   Material no.  
Type    Material no.   
Pulley stock type Standard versions, in stock or available at short notice 1041765
Type   Material no.  
Type    Material no.   
Wire clamp 3 mm stainless steel stock type Standard versions, in stock or available at short notice 1033299
Type   Material no.  
Type    Material no.   
Wire thimble 3 mm stainless steel stock type Standard versions, in stock or available at short notice 1172707
Type   Material no.  
Type    Material no.   
Eye bolt BM8 x 70 with nut, stainless steel stock type Standard versions, in stock or available at short notice 1189687
Type   Material no.  
Type    Material no.   
Tensioner M8 stainless steel stock type Standard versions, in stock or available at short notice 1033300