Ex AZ 16-3D

  • Ex zone 22
  • Thermoplastic enclosure
  • Multiple coding
  • With wiring compartment or pre-wired cable
Note
  • The actuator is not included in the delivery of the switches

Technical data

Applied standardsEN 60947-5-1; EN 60079-0, -31;
EN ISO 13849-1; EN ISO 14119
Enclosureglass-fibre reinforced, shock-proof thermoplastic, self-extinguishing UL 94 V-0
Actuatorstainless steel 1.4301
Switch typetype 2
Coding levellow coding
Degree of protectionIP 65 to IEC/EN 60529
Contact materialsilver
Switching systemslow action, positive break NC contacts
Switching elements1 NC/1 NO contact or 2 NC/1 NO, type Zb
Connectionscrew connection terminals or cable H05VV-F, 4 x 0.75 mm²
B10d (10 % load)2 million
TMmax. 20 years
Rated impulse withstand voltage Uimp4 kV
Rated operating isolation voltage Ui250 V
Conventional thermal current ItheT6: 6 A, T5: 3 A
Rated operating current/voltage Ie/Ue3 contacts:
3 A/250 VAC; 0.25 A/230 VDC
2 contacts:
6 A/250 VAC; 0.25 A/230 VDC
Utilisation categoryAC-15; DC-13
Max. fuse rating3 contacts: 3 A gG/gN fuse,
2 contacts: 6 A gG/gN fuse
Positive break travel9.5 mm
Ambient temperature3 contacts:
T6: –20 °C … +55 °C;
T5: –20 °C … +70 °C
2 contacts:
T6: –20 °C … +65 °C,
T5: –20 °C … +75 °C, +90 °C with max. 3 A
Mechanical life> 1 million operations
Impact energymax. 7 J
Ex marking II 3D Ex tc IIIC T80°C/T95°C Dc

Ordering details

Wiring compartment

Slow action, 2 NC/1 NO contact

Type   Material no.  
Type    Material no.   
Ex AZ 16 2Ö/1S-3D stock type Standard versions, in stock or available at short notice 1210553
Type    Material no.   
Ex AZ 16 2Ö/1S-5N-3D stock type Standard versions, in stock or available at short notice 1210556
Type    Material no.   
Ex AZ 16 2Ö/1S-30N-3D stock type Standard versions, in stock or available at short notice 1210560
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Cable

Slow action, 1 NC/1 NO contact

Type   Material no.  
Type    Material no.   
Ex AZ 16 1Ö/1S-3D - 5m stock type Standard versions, in stock or available at short notice 1178137
Type    Material no.   
Ex AZ 16 1Ö/1S-3D - 10m 1180935
Type    Material no.   
Ex AZ 16 1Ö/1S-30N-3D - 2m 1178217
Type    Material no.   
Ex AZ 16 1Ö/1S-30N-3D - 5m stock type Standard versions, in stock or available at short notice 1177832
If you cannot find the version you require, just ask us! Our product portfolio to date has included many customised switchgear variants.

Actuators

Straight actuators

Type   Material no.  
Type    Material no.   
AZ 15/16-B1 stock type Standard versions, in stock or available at short notice 1172495
Type    Material no.   
AZ 15/16-B1-1747 with magnetic latch stock type Standard versions, in stock or available at short notice 1172954
Type    Material no.   
AZ 15/16-B1-2024 with slot lip-seal stock type Standard versions, in stock or available at short notice 1477538
Type    Material no.   
AZ 15/16-B1-2053 with ball latch stock type Standard versions, in stock or available at short notice 1172956
Type    Material no.   
AZ 15/16-B1-2177 with centering guide stock type Standard versions, in stock or available at short notice 1172957
Type    Material no.   
AZ 15/16-B1-2245 with rubber stock type Standard versions, in stock or available at short notice 1477477

Flexible actuators

Type   Material no.  
Type    Material no.   
AZ 15/16-B2 stock type Standard versions, in stock or available at short notice 1172616
Type    Material no.   
AZ 15/16-B2-1747 with magnetic latch stock type Standard versions, in stock or available at short notice 1477542
Type    Material no.   
AZ 15/16-B3 stock type Standard versions, in stock or available at short notice 1172617
Type    Material no.   
AZ 15/16-B3-1747 with magnetic latch stock type Standard versions, in stock or available at short notice 1477543
Type    Material no.   
AZ 15/16-B6 stock type Standard versions, in stock or available at short notice 1175024

Accessories

Lockout tag SZ 16/335
  • The lockout tag can be fixed on a chain near to the safety switch
  • Up to 6 padlocks can be fitted
  • For complex plants
  • To prevent inadvertent closing, e. g. during maintenance by preventing actuation of the switch
Slot sealing plug AZ 15/16-1476
  • Quantity required: 3 per switch
  • Simple clip-in fitting
  • To cover unused actuator slots
  • For protection against the ingress of coarse dirt
Ball latch 2053-2
  • For separate mounting on the guard
  • Additional ball latch for stable latching of light to medium-weight guards
  • Latching force adjustable up to 100 N
Front mounting AZ 16-1762
  • No retrofitting
  • Ordering suffix: -1762
  • Equipped with square nuts for front mounting of switch
  • Suitable for actuators B1, B2, B3 and B6
M5 x 12 Tamperproof screws
  • Ordering unit: 2 pieces
  • Length: 12 mm
  • Protects against unauthorised removal of actuator
  • Higher protection against tampering with interlock
  • To mount the actuator
M5 x 16 Tamperproof screws
  • Length: 16 mm
  • Ordering unit: 2 pieces
  • Protects against unauthorised removal of actuator
  • Higher protection against tampering with interlock
  • To mount the actuator
M5 x 20 Tamperproof screws
  • Length: 20 mm
  • Ordering unit: 2 pieces
  • Protects against unauthorised removal of actuator
  • Higher protection against tampering with interlock
  • To mount the actuator