Explosion proof certification case of multifunctional online monitoring instrument

Explosion proof mark:Ex ib db ⅡB T4 Gb

Explosion proof standard basis:GBT 3836.1-2021 Explosive Atmosphere Part 1: General Requirements for Equipment

GBT 3836.2-2021 Explosive Atmosphere Part 2- Equipment Protected by Explosion proof Enclosures "d"

GBT 3836.4-2021 Explosive Atmosphere Part 4- Equipment Protected by Intrinsic Safety Type "i"

Experimental project:Appearance structure inspection

Temperature test

Impact resistance test

IP testing

Shell pressure test

Internal ignition non explosion test

Spark ignition test

Dielectric strength test

Type test of diode safety barrier and safety shunt
Certificate template: