Ex ZS 92 S-3D

Applied standards

EN 60947-5-1, EN 60947-5-5, EN ISO 13850, EN ISO 13849-1, EN IEC 60079-0, EN 60079-31, EN 620-5.7.2.9, AS 1755-2000-2.7.9.1, AS/NZS 4024.3610:2015-2.10.6.2

Enclosure

aluminium die-cast, corrosion-resistant, powder-coated, passivated, shockproof, anthracite grey, similar to RAL 7016

Cover

aluminium die-cast, corrosion-resistant, powder-coated, passivated, shockproof, signal yellow, similar to RAL 1003

Actuating lever

aluminium die-cast, corrosion-resistant, powder-coated, passivated, shockproof, signal red, similar to RAL 3001

Reset lever

aluminium die-cast, corrosion-resistant, powder-coated, passivated, shockproof, sky blue, similar to RAL 5015

Screws

stainless steel

Tightening torque

cover screws: max. 2.5 Nm
actuator screws: max. 6 Nm

Degree of protection

IP66 (EN 60079-0 + IEC/EN 60529)

B_10d (10 % load)

100 000

T_M

max. 20 years

Contact material

silver

Switching system

snap action, positive break NC contacts A

Switching elements

2 NC/2 NO contacts, type Zb

Connection

screw connection terminals

Cable cross-section

min. 0.75 mm² (AWG 18), max. 2.5 mm² (AWG 14), incl. conductor ferrules

Cable entry

2 x M25 x 1.5

Rated impulse withstand voltage U_imp

6 kV

Rated insulation voltage U_i

250 V

Conventional thermal current I_the

2 A / 4 A / 6 A

Utilisation category

AC-15

Rated operating current/voltage I_e/U_e

max. 2 A/4 A/6 A / 250 VAC

Short-circuit protection

2 A / 4 A / 6 A gG/gN fuse

Mechanical life

> 50 000 operations

Max. wire length

2 x 100 m

Ambient temperature

–20 °C … +55 °C max. 2 A,
–20 °C … +50 °C max. 4 A,
–20 °C … +45 °C max. 6 A

Degree of pollution

3

Actuating force

actuating lever approx. 30 N; reset lever approx. 40 N

Ex marking

L II 3D Ex tc IIIC T80°C Dc