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 contacts
  • Watertight collar W for protection against penetration of dirt
  • Max. traction force 130 N
  • For limiting the hoist height
  • Ex version available

Technical data

StandardsEN 60947-5-1
Enclosurealuminium die-cast, hard-coated and powder-coated, similar to RAL 7016 anthracite
CoverStainless steel 1.4404, powder-coated, similar to RAL 1003
Degree of protectionIP 66/67 to IEC/EN 60529
Contact materialsilver, gold-plated
Switching systemsnap action
Switching elements1 NC/1 NO contact or 2 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
Uimp6 kV
Ui400 V
Ithe6 A
Utilisation categoryAC-15
Ie/Ue6 A/400 VAC
Max. fuse rating6 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.
ZS 73 1Ö/1S W HES 130N -40°C Niro hard-coated Extreme 1400555

Snap action

2 NC contacts

Type   Material no.
ZS 73 2Ö W HES 130N -40°C Niro hard-coated Extreme 1400766