1. Preface

4. Structural Types
     There are three structural types: type I (deck type), type II (piping type) and type III (separate cabins type).The construction is spark free.
Type I explosion-proof fan has a hood and an explosion-proof motor installed in the top of the machine frame and a wire mesh guard with 2 openings per square cm. Made of stainless steel, surrounding the frame, The fan is vertically fixed on the deck . It may be used for pumping or sending air.
     Type II explosion-proof fan has no hood, built-in type explosion-proof motor is mounted on the housing by the down stream guide vane, It can be installed vertically of horizontally, and can also be installed on the deck. It may be used for pumping or sending air.
      According to the customer’s special requirement, the fan can be made into type III, type IV and type V, the fan and the motor are put in different cabins, with a driving device, a sealed box and two airs of flexible couplings. It is used primarily for exhaust of dangerous compartment.
      Type III can be installed horizontally; type IV and type V can be vertically fixed on the deck, and delivered for air supply or air extraction. 

5.Features
Explosion-proof，safe and reliable in operation.
Well anticorrosive.
Strongly capable of resisting vacillation、vibration and shocking.

6.Outline dimensions: