Explosion-proof Optical Terminal Unit
Explosion-proof Optical Terminal Unit
• Explosion protection to
– CENELEC
– IEC
• Can be used in
– Zone 1 and Zone 2
– Zone 21 and Zone 22
Global (IECEx)
Gas and dust
IECEx (applied for)
Ex db IIB T6 Gb
Ex db IIC T6 Gb
Ex tb IIIC T80°C Db
Europe (ATEX)
Gas and dust
ATEX (applied for)
II 2 G Ex db IIB T6 Gb
II 2 G Ex db IIC T6 Gb
II 2 D Ex tb IIIC T80°C Db
IECEx; ATEX
IEC 60079-0, IEC 60079-1, IEC 60079-31
EN 60079-0, EN 60079-1, EN 60079-31
AC 220V, POE (optional)
Aluminium alloy, carbon steel Q235, stainless steel 304, stainless steel 316 (optional)
IP66
WF1/WF2
-40°C~+70°C
Wall-mounted
M20×1.5 entry size, suitable for cables with diameters of Φ6.5 mm to Φ14.5 mm
Zones 1&2; 21&22