23 Year Industrial Explosion-Proof Manufacturer

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Which Explosion-Proof Area Is Diibt4

The designation dIIBT4 refers to a Class II, Category B explosion-proof rating.

IIBT4GbIP64
Mine IMethaneT1 450℃Ma
Extremely high level of protection
IP64
T2 300℃
Mb
High level protection
T3 200℃
I Surface MaterialsPropaneGa
Extremely high level of protection
T4 135℃
EthyleneGb
High level protection
T5 100℃
Hydrogen, AcetyleneGc
General level protection
T6 85℃

The prefix ‘d’ denotes a flameproof type of enclosure, designed so that any internal explosion is contained without damaging the enclosure and preventing the spread of explosion outside;

IIB specifies the category of gas utilized;

T4 signifies that the product’s maximum surface temperature remains below 130°C.

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