Detailed Product Description

    Explosion Proof Motor (YB2 series three phase induction motor)

    1. Application scope
   

    This series motors are designed and manufactured into explosion proof type and the  

     explosion proof property conforms to China National Standards: GB3836.1-2000 Electrical

    Apparatus for Explosive Gas Atmospheres-General Requirements. GB3836.2-2000

   Electrical

    Apparatus for Explosive Gas Atmospheres- Explosion proof Enclosure d and standards

     IEC79-1, BS4683 and EN50018.

    1.1The explosion proof mark is EXDI,EXDIIAT4 or EXDIIBT4,it is suitable for fixed

    equipments in underground coal mine where methane or coal-dust are present, Use in coal

    mine(EXDI)

    1.2   where explosive mixtures of vapour and air are present ,as general driving

     equipment,use in  factory (EXDIIBT4)

    2.   Specifications & Features:
   

    2.1  Rated voltage: 380V, 660V, 380V/660V, Rated frequency: 50Hz

     2.2  Frame H63 to 355, 2/4/6/8 /10 poles, Rated output: 0.12KW-315KW

    2.3  Duty: Continuous (S1).

    2.4  Insulation class: F

    2.5  Protection degree: IP55

    2.6 Cooling method: ICO141 (cooled by SELF-FAN)

    2.7 Connection: Star-connection for 3KW or less while delta-connection for 4KW or more.

    3.   Operating Conditions:

    3.1 .Ambient temperature should not be more than 40.

   3.2. Altitude: not exceeding 1000meters above sea level.

    3.3. Relative humidity should be less than 90%.

    3.4  B3/B5//B35 mounting; mounting dimensions according to IEC60034 standard.c