BZZ51 Series explosion-proof conversion to open. Off 
 Application: Zone 1, Zone 2 hazardous locations. 
 Ⅱ A, Ⅱ B, IIC group explosive gas environment. 
 Note: requires IIC class specified. 
 Features: cast aluminum housing, powder coated. Built-in switch for the electrical current of 60A the following line in the introduction as a power switch, and control the motor starting, speed, stop, change, etc. are pipe or cable wiring be.