Ex 14 AZ


  • Ex zone 1 and 21
  • Thermoplastic enclosure
  • Double insulated
  • Slow action , 1 NC contact
  • With pre-wired cable
  • Version with cable entry on side available on request
  • Special version only for dust Ex zone 22 available
  • Version with UL/CSA approval available on request
  • N.B.: Please state required international approvals with your order!
  • The actuator is not included in the delivery of the switches

Technical data

StandardsEN 60079-0, EN 60079-1,
EN 60079-31; EN 60947-5-1;
EN ISO 13849-1; EN ISO 14119;
EN 81-1, -2, -20, -50
Enclosureglass-fibre reinforced, shock-proof thermoplastic (PA 66), self-extinguishing UL 94-V0
Switch typetype 2
Coding levellow coding
Tightening torquemounting screw enclosure: max. 1.5 Nm
Actuatorstainless steel 1.4301
Degree of protectionIP 65 to IEC/EN 60529
Contact materialsilver
Switching systemslow action, positive break NC contacts
Switching elements1 NC contact
Connectionpre-wired cable H03VV-F
Cable cross-section2 x 0.75 mm²
Cable length1.5; 3; 5; 6 or 10 m
B10d (10 % Load)2 million
TMmax. 20 years
Uimp4 kV
Ui250 V
Ithe2 A
Ie/Ue2 A/230 VAC; 0.25 A/230 VDC
Utilisation categoryAC-15; DC-13
Max. fuse rating2 A gG/gN fuse
Positive break travel3.5 mm
Actuating forceapprox. 2 - 3.5 N
Ambient temperatureT6: –20 °C … +65 °C,
T5: –20 °C … +75 °C
Mechanical life> 1 million operations
Ex marking II 2G Ex db IIC T6/T5 Gb,
II 2D Ex tb IIIC
T80 °C/T95 °C Db
IECEx Ex db IIC T6/T5 Gb,
Ex tb IIIC T80 °C/T95 °C Db
ApprovalsPTB 03 ATEX 1070 X
IECEx PTB 06.0098X
Ordering details
Type code

Slow action

1 NC contact

Type   Material no.
Ex 14 AZ 1Ö 1,5m/double-sided lowered holes 1178866
Ex 14 AZ 1Ö 3m/double-sided lowered holes 1180290
Ex 14 AZ 1Ö 5m/double-sided lowered holes 1180327
Ex 14 AZ 1Ö 6m/double-sided lowered holes 1181035
Ex 14 AZ 1Ö 10m/double-sided lowered holes 1185571
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.
Actuator for ES/Ex 14 AZ 1179003