II 2GD Ex ib op is IIC T4 Gb (-20°C≤Ta≤+40°C) Ex ib op is IIIB T170°C Db* IP66 It has ATEX certification.
It has IP66 water and dust protection according to EN 60529:1992 standard.
Gas groups: Zones 1 and 2, Gas groups: IIA, IIB and IIC
Gas temperature class: T4
Dust groups: Zone 21 and 22
Maximum dust temperature class: 170°C
Ambient temperature: -20°C to +40°C