1Type, model and main parameters

1. Explosion proof typeExplosion proof type; Explosion proof mark:Ex d ⅡC T4 Gb

2Product model and its meaning

IIScope and Application

1. scope of application

a)Altitude not exceeding2000m；

b)Environmental atmospheric pressure80~110kPa；

c)ambient temperature-20~40℃；

d)The relative humidity of the surrounding air is not greater than95%（25At ℃);

e)existhaveⅡA～ⅡCClassT1～T4Combustible gases, vapors, and air in the group formExplosive gas mixture1District2Dangerous areas in the district;

f)In areas without significant vibration;

g)In an environment without damaging metal insulation with gases and vapors.

IIIparameter