Ex zone 2 and 22
Cold-resistant down to -40 °C
Metal enclosure
Design to EN 50041
Wiring compartment
Available with contact overlapping
Actuator can be repositioned by 4 x 90°
Rocking lever can be repositioned by 10° steps

Technical Data
StandardsEN 60947-5-1; EN 60079-0,
EN 60079-1, EN 60079-7,
EN 60079-31; EN ISO 13849-1;
EN ISO 14119
EnclosureCorrosion-resistant aluminium, powder-coated, similar to RAL 7016
CoverCorrosion-resistant aluminium, powder-coated, similar to RAL 1003
Switch typetype 1
Coding levelno coding
Degree of protectionIP 67 to IEC/EN 60529
Contact materialsilver
Switching systemslow action, positive break NC contacts; positive break depends on the actuator used
Switching elements1 NC/1 NO, 2 NC or 1 NC/1 NO contact with contact overlapping, type Zb
Connectionscrew connection terminals, min. 0,75 mm² AWG 18, max. 1,5 mm² AWG 16, incl. conductor ferrules
Cable entry1 x M20 x 1.5 for
cable diameter 5 … 9 mm
B10d (10 % Load)2 million
TMmax. 20 years
Uimp4 kV
Ui250 V
Ithe6 A
Ie/Ue6 A/250 VAC; 0.25 A/230 VDC
Utilisation categoryAC-15; DC-13
Max. fuse rating6 A gG/gN fuse
Ambient temperatureT6: –20 °C … +40 °C;
T5: –20 °C … +60 °C
Mechanical life> 1 million operations
Operation cycles1800/h
Repeat accuracy of switching points± 0.1 mm
Impact energymax. 7 J
Ex markingII 3G Ex dc ec IIC T6/T5 Gc,
II 3D Ex tc IIIC T80 °C/T95 °C Dc