Anti-two-block switch Extreme

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 IP66 / IP67
  • Cold-resistant down to -40 °C
  • 2 or 3 contacts
  • Positive break NC contacts similar to GS-ET-15, 5.13.2
  • 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
  • Attention: Please state required international approvals with your order!

Technical data

Applied standards

EN 60947-5-1, EN ISO 13850, EN ISO 13849-1

Enclosure

aluminium die-cast, hard-coated, powder-coated, anthracite grey, similar to RAL 7016

Cover

stainless steel 1.4404, powder-coated, signal yellow, similar to RAL 1003

Degree of protection

IP66/IP67 (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 insulation 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

Approvals

Ö

Downloads

Loading...
Mounting and wiring instructions

german [de], english [en], french [fr], italian [it], portuguese [pt], russian [ru]

PDF 3 MB 12.09.2022
Please go to the relevant product pages for additional downloads.

Other interesting products

Ex ZS 73 HES

Alternative version with explosion protection