Requirements for obtaining the overall explosion-proof certificate of hydrogenation machine

Hydrogenation machine belongs to a type of combined equipment, and this type of equipment is applied for as a wholeExplosion proof certificationIt is required that all electrical components of the whole be purchased and installed with explosion-proof certificates.

For example, electromagnetic valves, control buttons, control cabinets, various sensors, etc. on the equipment should all haveExplosion proof certificateof

And the installation method of each component must comply withGB/T 3836.15-2017 《Explosive atmospheres - Part 15: Design, selection and installation of electrical installations》The requirements.

This is a case of Zhongnuo testing successfully obtaining evidence for a hydrogen refueling machine: