Ex 14

Applied standards

EN 60947-5-1, EN ISO 13849-1, EN IEC 60079-0, EN 60079-1, EN 60079-31, emergency stop devices: EN 60947-5-5 and EN ISO 13850

Enclosure

thermoplastic, glass-fibre reinforced, shockproof, self-extinguishing UL 94 V-0

Degree of protection

device: IP65 (EN IEC 60079-0 + IEC/EN 60529)
actuator: IP65/IP67 (IEC/EN 60529)

B_10d (10 % load)

2 million;
QRB…, QRSK…: > 100 000;
RUV…, QRUV…: > 12 100

T_M

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 contacts, type Zb

Connection

cable H05VV-F

Cable cross-section

4 x 0.75 mm²

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

6 A/250 VAC; 0.25 A/230 VDC

Utilisation category

AC-15; DC-13

Short-circuit protection

6 A gG fuse

Ambient temperature

T6: –20 °C … +65 °C,
T5: –20 °C … +75 °C, +90 °C with max. 3 A
emergency-stop push button: T5: –20 °C … +75 °C

Mechanical life

> 1 million operations;
QRB…, QRSK…: > 50 000 operations;
RUV…, QRUV…: > 6050 operations

Operation cycles

max. 1800/h

Impact energy

max. 4 J

Ex marking

L II 2G   Ex db IIC T6/T5 Gb,
L II 2D   Ex tb IIIC T80 °C/T95 °C Db

Approvals

PTB 03 ATEX 1070 X
IECEx PTB 06.0098X
f d a