Ex ZS 75

Features/Options

  • 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 approvals for Russia, China and Brazil 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, enamel finish
Coveraluminium die-cast, enamel finish
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
Connectioncable H05VV-F, length 3 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

on request
Ordering details
Type code

Release by push-button

Type   Material no.
Ex ZS 75 1Ö/1S VD / 295-390 N - 3m 1048304
Ex ZS 75 1Ö/1S VD / 120-180 N - 3m on request Produced to order.
Ex ZS 75 2Ö/2S VD / 295-390 N - 3m 1048357
Ex ZS 75 2Ö/2S VD / 120-180 N - 3m 1053548
Ex ZS 75 4Ö VD / 295-390 N - 3m on request Produced to order.
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.

Release by push-button + watertight collar

Type   Material no.
Ex ZS 75 1Ö/1S WVD / 295-390 N - 3m 1048318
Ex ZS 75 1Ö/1S WVD / 120-180 N - 3m 1185780
Ex ZS 75 2Ö/2S WVD / 295-390 N - 3m 1048370
Ex ZS 75 2Ö/2S WVD / 120-180 N - 3m 1048393
Ex ZS 75 4Ö WVD / 295-390 N - 3m 1182047
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.
Accessories
Type   Material no.
Cable Tensioner System TS 65 stock type Standard versions, in stock or available at short notice 1186621
Type   Material no.
Tensioner M6 stock type Standard versions, in stock or available at short notice 1033254
Tensioner M8 stainless steel stock type Standard versions, in stock or available at short notice 1033300
Type   Material no.
Pull-wire Ø 5 mm per metre stock type Standard versions, in stock or available at short notice 1032984
Pull-wire stainless steel Ø 5 mm per metre stock type Standard versions, in stock or available at short notice 1033297
Type   Material no.
Complete pull-wire set, 5 m stock type Standard versions, in stock or available at short notice 1041628
Complete pull-wire set, 10 m stock type Standard versions, in stock or available at short notice 1041633
Complete pull-wire set, 15 m stock type Standard versions, in stock or available at short notice 1041634
Complete pull-wire set, 20 m stock type Standard versions, in stock or available at short notice 1041645
Complete pull-wire set, 25 m stock type Standard versions, in stock or available at short notice 1041635
Complete pull-wire set, 30 m stock type Standard versions, in stock or available at short notice 1041641
Complete pull-wire set, 40 m stock type Standard versions, in stock or available at short notice 1041647
Complete pull-wire set, 50 m stock type Standard versions, in stock or available at short notice 1041642
Type   Material no.
Yellow pull-wire with ball and mounting clamp - 1 m stock type Standard versions, in stock or available at short notice 1041764
Yellow pull-wire with ball and mounting clamp - 2 m stock type Standard versions, in stock or available at short notice 1167653
Yellow pull-wire with ball and mounting clamp - 3 m stock type Standard versions, in stock or available at short notice 1167654
Yellow pull-wire with ball and mounting clamp - 4 m stock type Standard versions, in stock or available at short notice 1160281
Type   Material no.
Pulley stock type Standard versions, in stock or available at short notice 1041765
Type   Material no.
Wire clamp 3 mm stock type Standard versions, in stock or available at short notice 1033247
Wire clamp 3 mm stainless steel stock type Standard versions, in stock or available at short notice 1033299
Type   Material no.
Duplex wire clamp stock type Standard versions, in stock or available at short notice 1033248
Type   Material no.
Egg-shaped wire clamp stock type Standard versions, in stock or available at short notice 1181896
Type   Material no.
Wire thimble 3 mm stock type Standard versions, in stock or available at short notice 1033245
Wire thimble 3 mm stainless steel stock type Standard versions, in stock or available at short notice 1172707
Type   Material no.
Eye bolt M8 x 70 with nut stock type Standard versions, in stock or available at short notice 1170601
Eye bolt BM8 x 70 with nut, stainless steel stock type Standard versions, in stock or available at short notice 1189687
Eye bolt BM10 x 40 with nut stock type Standard versions, in stock or available at short notice 1032610
Type   Material no.
Eye bolt open M10 x 55 with 2 nuts stock type Standard versions, in stock or available at short notice 1279170
Type   Material no.
Compensation spring ZS 73/75-200N stock type Standard versions, in stock or available at short notice 1187931
Compensation spring ZS 73/75-400N stock type Standard versions, in stock or available at short notice 1187934