Ex ZS 71 Z 1Ö/1S / 55N - 3m

Applied standards

EN 60947-5-1, EN IEC 60079-0, EN 60079-1, EN 60079-31, EN ISO 13849-1

Enclosure

aluminium die-cast, powder-coated

Cover

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

Degree of protection

IP65 (IEC/EN 60529)

B_10d (10 % load)

2 million

T_M

max. 20 years

Switch insert

1 x Ex 14

Contact material

silver

Switching system

slow action, positive break NC contacts A

Switching elements

1 NC/1 NO contact, type Zb

Connection

pre-wired cable H05VV-F

Cable cross-section

4 x 0.75 mm² (incl. conductor ferrules)

Cable length

3 m

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

Utilisation category

AC-15; DC-13

Rated operating current/voltage I_e/U_e

6 A/250 VAC; 0.25 A/230 VDC

Short-circuit protection

6 A gG/gN fuse

Ambient temperature

T6: –20 °C … +65 °C,
T5: –20 °C … +75 °C, +90 °C with max. 3 A

Mechanical life

> 1 million operations

Operation cycles

max. 1800/h

Impact energy

max. 7 J

Ex marking

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

Approvals

PTB 11 ATEX 1003 X
IECEx PTB 07.0034 X
f d a

Weight

634 g