Ex safety switch with separate actuator

Ex AZ 16 1Ö/1S-3D - 5m

Article no.: 1178137Old article no.: 16253905

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Product features

ExSafety
  • Ex zone 22

  • Thermoplastic enclosure

  • Multiple coding

  • With pre-wired cable

Notes

  • The actuator is not included in the delivery of the switches.

Technical data

Applied standards
EN 60947-5-1, EN IEC 60079-0, EN 60079-1, EN 60079-31, EN ISO 13849-1, EN ISO 14119
Enclosure
thermoplastic, glass-fibre reinforced, shockproof, self-extinguishing UL 94 V-0
Switch type
type 2
Coding level
low coding
Degree of protection
IP67 (IEC/EN 60529)
B10d (10 % load)
2 million
TM
max. 20 years
Switch insert
1 x Ex 13
Contact material
silver
Switching system
slow action, positive break NC contacts A
Switching elements
1 NC/1 NO contact, type Zb
Connection
cable H05VV-F
Cable cross-section
4 x 0.75 mm² (incl. conductor ferrules)
Cable length
5 m
Rated impulse withstand voltage Uimp
4 kV
Rated insulation voltage Ui
250 V
Conventional thermal current Ithe
T6: 6 A, T5: 3 A
Rated operating current/voltage Ie/Ue
6 A/250 VAC; 0.25 A/230 VDC
Utilisation category
AC-15; DC-13
Short-circuit protection
6 A gG fuse
Positive break force
approx. 15 N
Ambient temperature
T6: –20 °C … +65 °C,
T5: –20 °C … +75 °C, +90 °C with max. 3 A
Mechanical life
> 1 million operations
Impact energy
max. 7 J
Ex marking
L II 3D Ex tc IIIC T80°C/T95°C Dc X
Weight
480 g

Dimensional drawing

Further drawings

Contact diagram
Switching diagram

T Positive break travel/angle
U Latching point only for actuator with ball latch

Note
Inserted position of actuator = 0 in switching diagram.
The actuator is not included with the switches.

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Mounting and wiring instructions – Ex AZ 16 1Ö/1S-3D

German, English, French, Italian, Portuguese

PDF3 MB 13.11.2025
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Ex safety switch with separate actuator

Ex AZ 16 1Ö/1S-3D - 5m

Article no.: 1178137Old article no.: 16253905

contact us