Ex safety switch with separate actuator
Ex AZ 16
Ex zone 1 and 21
Thermoplastic enclosure
Multiple coding
2 or 3 contacts
With wiring compartment or pre-wired cable
Attention: Please state required international approvals with your order!
The actuator is not included in the delivery of the switches
Technical data
General 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, impact resistant, self-extinguishing UL 94 V-0
Actuator
stainless steel 1.4301
Switch type
type 2
Coding level
low coding
Degree of protection
IP65 (IEC/EN 60529)
B10d (10 % load)
2 million
TM
max. 20 years
Contact material
silver
Switching system
slow action, positive break NC contacts A
Switching elements
1 NC/1 NO contact or 2 NC/1 NO, type Zb
Connection
screw connection terminals or cable H05VV-F, 4 x 0.75 mm²
Rated impulse withstand voltage Uimp
4 kV
Rated insulation voltage Ui
250 V
Conventional thermal current Ithe
3 contacts: 3 A;
2 contacts: T6: 6 A, T5: 3 A
Rated operating current/voltage Ie/Ue
3 contacts: 3 A/250 VAC; 0.25 A/230 VDC
2 contacts: 6 A/250 VAC; 0.25 A/230 VDC
Utilisation category
AC-15; DC-13
Short-circuit protection
3 contacts: 3 A gG/gN fuse,
2 contacts: 6 A gG/gN fuse
Positive break travel
9.5 mm
Ambient temperature
3 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 energy
max. 7 J
Ex marking
3 contacts:
L II 2G Ex de IIC T6/T5 Gb,
L II 2D Ex tb IIIC T80 °C/T95 °C Db
IECEx Ex de IIC T6/T5 Gb,
Ex tb IIIC T80 °C/T95 °C Db
2 contacts:
L II 2G Ex db IIC T6/T5 Gb,
L 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
3 contacts:
PTB 13 ATEX 1008 X
IECEx PTB 13.0014X
Ü a
2 contacts:
PTB 03 ATEX 1068 X*
IECEx PTB 06.0053X*
d
*referring to the switch insert
