Explosion-proof control button classification and use, open button: generally used for switchgear, console, control panel. Protective Buttons: With a Protective Housing to protect the internal parts from mechanical damage or operator access to live parts. WATERPROOF BUTTON: With sealed Shell to prevent rain water immersion, outdoor use. EXPLOSION-PROOF BUTTON: Suitable for use in the environment with explosive gas and dust, such as coal mine. Anticorrosive button: It is suitable for use in the environment with corrosive gas of chemical industry. Emergency Button: A large red mushroom head protruding from the button nut, for the need to cut off emergency power to use. Key Type Button: only with the key insert button can be operated, to prevent the wrong action. Rotary Button: operate the contact by hand and turn on or off the circuit. BUTTON WITH LAMP: Button with indicator lamp, can also be used as indicator lamp. SELF-HOLDING BUTTON: the Button is equipped with self-holding device, which is usually operated by panel.

Application: 

1, EXPLOSIVE GAS ENVIRONMENT DANGEROUS PLACES: 1,2,

2, combustible gas, Steam Grade: II A, II B, II C,

 3, temperature category: t 6, * * *-25 °c + 40 °C, environment medium relative temperature > 85% altitude does not exceed 2000 M.

 4. Indoors and outdoors (IP65). 

5. Bak31 explosion-proof electric hoist button is mainly used in the control circuit of rated voltage 500V, 50Hz or 60Hz current 5A and control voltage 42V. It is forbidden to use in the environment of inflammable, explosive and dust medium.

 6. The explosion-proof control button is safe and reliable according to the national standard.

 7, Bak31 explosion-proof electric hoist button and explosion-proof crane supporting use. Such as LHBT explosion-proof electric single-beam Crane, 

       LHBT explosion-proof electric double-beam suspension crane. Bak31 explosion-proof control button, Bak31 explosion-proof electric hoist button, Bak63 explosion-proof control button, Bak31 explosion-proof handle