Ex 14 AZ

  • Ex zone 1 and 21
  • Thermoplastic enclosure
  • Compact design
  • 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
  • Attention: Please state required international approvals with your order!
  • The actuator is not included in the delivery of the switches

Technical data

Applied standards EN 60079-0, EN 60079-1, EN 60079-31, EN 60947-5-1, EN ISO 13849-1, EN ISO 14119, EN 81-1, EN 81-2, EN 81-20, EN 81-50
Enclosure thermoplastic, glass-fibre reinforced, impact resistant, self-extinguishing UL 94 V-0
Actuator stainless steel 1.4301
Switch type type 2
Coding level low coding
Tightening torque enclosure mounting screws: max. 1.5 Nm
Degree of protection IP 65 to IEC/EN 60529
B10d (10 % load) 2 million
TM max. 20 years
Contact material silver
Switching system slow action, positive break NC contacts
Switching elements 1 NC contact
Connection pre-wired cable H03VV-F
Cable cross-section 2 x 0.75 mm²
Cable length 1.5; 3; 5; 6 or 10 m
Rated impulse withstand voltage Uimp 4 kV
Rated insulation voltage Ui 250 V
Conventional thermal current Ithe 2 A
Rated operating current/voltage Ie/Ue 2 A/230 VAC; 0.25 A/230 VDC
Utilisation category AC-15; DC-13
Short-circuit protection 2 A gG/gN fuse
Positive break travel 3.5 mm
Actuating force approx. 2 - 3.5 N
Ambient temperature T6: –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
Approvals PTB 03 ATEX 1070 X
IECEx PTB 06.0098X

Ordering details

Slow action, 1 NC contact

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