ZS 73 HES -40°C Niro hard-coated Extreme

  • Pull-wire unit made of stainless steel 1.4404, hard-coated housing, cover made of stainless steel 1.4404, screws A2
  • Metal enclosure
  • High degree of protection IP 66 / IP 67
  • Cold-resistant down to -40 °C
  • 2 or 3 contacts
  • Watertight collar W for protection against penetration of dirt
  • Tractive force 130 N (counterweight of min. 13 kg to pretension anti-two-block switch)
  • For limiting the hoist height
  • Ex version available

Technical data

Applied standards EN 60947-5-1
Enclosure stainless steel 1.4404, powder-coated, signal yellow, similar to RAL 1003
Cover stainless steel 1.4404, powder-coated, signal yellow, similar to RAL 1003
Degree of protection IP 66/67 to IEC/EN 60529
B10d (10 % load) 200 000
TM max. 20 years
Contact material silver, gold-plated
Switching system snap action
Switching elements 1 NC/1 NO, 2 NC or 2 NC/1 NO contact
Connection screw connection terminals
Cable cross-section max. 2.5 mm² (incl. conductor ferrules)
Cable entry 1 x M16 x 1.5
Rated impulse withstand voltage Uimp 6 kV
Rated operating isolation voltage Ui 2 contacts: 400 V,
3 contacts: 230 V
Conventional thermal current Ithe 2 contacts: 6 A, 3 contacts: 1.5 A
Utilisation category AC-15
Rated operating current/voltage Ie/Ue 2 contacts: 6 A/400 VAC
3 contacts: 1.5 A/230 VAC
Short-circuit protection 2 contacts: 6 A gG/gN fuse,
3 contacts: 1.5 A gG/gN fuse
Ambient temperature –40 °C … +70 °C
Mechanical life > 100 000 operations

Ordering details

Snap action, 1 NC/1 NO contact

Type   Material no.  
Type    Material no.   
ZS 73 1Ö/1S W HES 130N -40°C Niro hard-coated Extreme 1400555
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 W HES 130N -40°C Niro hard-coated Extreme 1400766
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/1 NO contact

Type   Material no.  
Type    Material no.   
ZS 73 2Ö/1S W HES 130N -40°C Niro hard-coated Extreme 1210815
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.