The performance of this product meets the requirements of JB/T8528-1997 "Technical Conditions for General Valve Electric Devices". The performance of flameproof type meets the requirements of GB3836.1-2000 Electrical Equipment for Explosive Gas Environment Part 1: General Requirements, GB3836.2-2000 Electrical Equipment for Explosive Gas Environment Part 2: Flameproof "d" and JB/T8529-1997 "Technical Conditions for Flameproof Valve Electrical Devices". The motor power of Z30-18B explosion-proof valve electric device is 0.55KW, the output torque is 300N.M, the output speed is 18R/MIN, the protection grade is IP65, and the explosion-proof grade is ExdIIBT4.
Multi-rotary electric devices are classified into outdoor type and flameproof type according to protection type.

Protective type: Outdoor type is used in places without flammable, explosive and corrosive media. Flameproof products include d I and D II BT4. D I is suitable for non-mining face in coal mine, D II BT4 is used in factory, and it is suitable for explosive gas mixture with class II A and class II B T1~T4 environment.