Ex AZ 16 2Ö/1S-5N-3D

Ex safety switch with separate actuator

Material number: 1210556
(Material number old: 16953307)

Notes

In stock

Contact

Applied standards	EN 60947-5-1, EN 60079-0, EN 60079-31, EN ISO 13849-1, EN ISO 14119
Enclosure	thermoplastic, glass-fibre reinforced, impact resistant, self-extinguishing UL 94 V-0
Switch type	type 2
Coding level	low coding
Tightening torque	cover screws: 0.5 … 0.6 Nm switch inserts M3 screw connection terminals: min. 0.6 Nm
Degree of protection	IP 65 to IEC/EN 60529
B_10d (10 % load)	2 million
T_M	max. 20 years
Contact material	silver
Switching system	slow action, positive break NC contacts
Switching elements	2 NC/1 NO contact, type Zb
Connection	screw connection terminals
Cable entry	3 x M20 x 1.5 (press-out blanks in enclosure)
Clamping range	7 … 12 mm
Rated impulse withstand voltage U_imp	4 kV
Rated insulation voltage U_i	250 V
Conventional thermal current I_the	T6: 6 A, T5: 3 A
Rated operating current/voltage I_e/U_e	3 A/250 VAC; 0.25 A/230 VDC
Utilisation category	AC-15; DC-13
Short-circuit protection	3 A gG/gN fuse
Positive break travel	9.5 mm
Ambient temperature	T80 °C: –20 °C … +55 °C; T95 °C: –20 °C … +75 °C
Mechanical life	> 1 million operations
Impact energy	max. 7 J
Ex marking	II 3D Ex tc IIIC T80°C/T95°C Dc
Weight	160 g

Positive break travel/angle

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

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

To prevent inadvertent closing, e. g. during maintenance by preventing actuation of the switch
For complex plants
Up to 6 padlocks can be fitted
The lockout tag can be fixed on a chain near to the safety switch