Ex ZS 75 S

  • Ex zone 1 and 21
  • Metal enclosure
  • 2 or 4 contacts
  • Wire length up to 2 x 100 m
  • Release by push-button (VD)
  • Available without unlocking mechanism (to EN 60947-5-1)
  • Wire pull and breakage detection
  • Special version only for dust Ex zone 22 available
  • N.B.: Please state required international approvals with your order!

Technical data

Applied standardsEN 60947-5-1, -5; EN 60079-0,
EN 60079-1, EN 60079-31;
EN ISO 13850; EN ISO 13849-1
Enclosurealuminium die-cast, powder-coated
Coveraluminium die-cast, powder-coated
Degree of protectionIP 65 to IEC/EN 60529
Contact materialsilver
Switching systemslow action, positive break NC contacts
Switching elements1 NC/1 NO contact, 2 NC/2 NO contacts or 4 NC contacts, type Zb
Connectionpre-wired cable H05VV-F
Cable cross-section4 x 0.75 mm² (incl. conductor ferrules)
Cable length3 m
B10d (10 % load)200 000
TMmax. 20 years
Rated impulse withstand voltage Uimp4 kV
Rated operating isolation voltage Ui250 V
Conventional thermal current ItheT6: 6 A, T5: 3 A
Utilisation categoryAC-15; DC-13
Rated operating current/voltage Ie/Ue6 A/250 VAC; 0.25 A/230 VDC
Max. fuse rating6 A gG/gN fuse
Ambient temperatureT6: –20 °C … +65 °C,
T5: –20 °C … +75 °C, +90 °C with max. 3 A
Mechanical life> 100 000 operations
Max. wire length2 x 100 m
Impact energymax. 7 J
Ex marking II 2G Ex d IIC T6/T5 Gb,
II 2D Ex tb IIIC
T80 °C/T95 °C Db
IECEx Ex d IIC T6/T5 Gb,
Ex tb IIIC T80 °C/T95 °C Db
ApprovalsPTB 11 ATEX 1003 X
IECEx PTB 07.0034 X

Ordering details

Slow action

1 NC/1 NO contact

Type   Material no.  
Type    Material no.   
Ex ZS 75 S 1Ö/1S VD - 3m 1051584
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Slow action

2 NC contacts

Type   Material no.  
Type    Material no.   
Ex ZS 75 S 2Ö VD - 3m 1261507
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Slow action

2 NC/2 NO contacts

Type   Material no.  
Type    Material no.   
Ex ZS 75 S 2Ö/2S VD - 3m 1173241
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Slow action

4 NC contacts

Type   Material no.  
Type    Material no.   
Ex ZS 75 S 4Ö VD - 3m 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.