NEC: Class I Div 1 Group ABCD T4A Ta -55°C to +80°C Class I Div 1 Group ABCD T5 Ta -55°C to +55°C Class I Div 1 Group ABCD T6 Ta -55°C to +40°C
CEC: Class I Div 1 Group CD T4A Ta -55°C to +80°C Class I Div 1 Group CD T5 Ta -55°C to +55°C Class I Div 1 Group CD T6 Ta -55°C to +40°C
NEC / CEC:Class II Div 1 Group EFG T4 Ta -55°C to +80°C Class II Div 1 Group EFG T4A Ta -55°C to +60°C Class III Div 1 Ta -55°C to +80°C
NEC: Class I Zone 1 AEx db IIC T4 Ta -55°C to +80°C Class I Zone 1 AEx db IIC T5 Ta -55°C to +55°C Class I Zone 1 AEx db IIC T6 Ta -55°C to +40°C Zone 21 AEx tb IIIC 131°C Ta -55°C to +80°C
CEC: Ex db IIC T4 Ta -55°C to +80°C Ex db IIC T5 Ta -55°C to +55°C Ex db IIC T6 Ta -55°C to +40°C Ex tb IIIC 131°C Ta -55°C to +80°C