Ex ZS 75

  • Ex zone 1 and 21
  • Metal enclosure
  • 2 or 4 contacts
  • Wire length up to 130 m
  • 2 different spring force variants (actuating forces) available
  • Release by push-button (VD)
  • Available without unlocking mechanism (per EN 60947-5-1)
  • Wire pull and breakage detection
  • Watertight collar W for protection against penetration of dirt available
  • Special version only for dust Ex zone 22 available
  • N.B.: Please state required international approvals with your order!

Technical data

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
Switch insertEx 14
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 length3 m
Cable cross-section4 x 0.75 mm² (incl. conductor ferrules) per switch insert
B10d (10 % Load)200 000
TMmax. 20 years
Uimp4 kV
Ui250 V
ItheT6: 6 A, T5: 3 A
Utilisation categoryAC-15; DC-13
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 length130 m
Featureswire pull and breakage detection
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

Release by push-button

Type   Material no.  
Type    Material no.   
Ex ZS 75 1Ö/1S VD / 295-390 N - 3m 1048304
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.
Type    Material no.   
Ex ZS 75 1Ö/1S VD / 120-180 N - 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.
Type    Material no.   
Ex ZS 75 2Ö/2S VD / 295-390 N - 3m 1048357
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.
Type    Material no.   
Ex ZS 75 2Ö/2S VD / 120-180 N - 3m 1053548
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.
Type    Material no.   
Ex ZS 75 4Ö VD / 295-390 N - 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.
Type    Material no.   
Ex ZS 75 4Ö VD / 120-180 N - 3m 1189862
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.

Release by push-button + watertight collar

Type   Material no.  
Type    Material no.   
Ex ZS 75 1Ö/1S WVD / 295-390 N - 3m 1048318
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.
Type    Material no.   
Ex ZS 75 1Ö/1S WVD / 120-180 N - 3m 1185780
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.
Type    Material no.   
Ex ZS 75 2Ö/2S WVD / 295-390 N - 3m 1048370
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.
Type    Material no.   
Ex ZS 75 2Ö/2S WVD / 120-180 N - 3m 1048393
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.
Type    Material no.   
Ex ZS 75 4Ö WVD / 295-390 N - 3m 1182047
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.
Type    Material no.   
Ex ZS 75 4Ö WVD / 120-180 N - 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.