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Three phase autotransformer AST


产品编号:

1133004183159066624

The three-phase autotransformer is mainly used to adjust the voltage and is mainly used for on load voltage regulation and step-down starting of large motors.

所属分类:

Transformer series

  • Product description
  • Product features
  • Technical specifications
  • Product size
  • AST series three-phase autotransformer is mainly used to adjust the voltage and is mainly used for on load voltage regulation and step-down starting of large motors.

  • Product characteristics

    1. Rated capacity: 0.5KVA-1000KVA
    2. Insulation and heat resistance grade: F.H
    3. Protection grade: IP00
    4. Insulation resistance:>100M Ω
    5. Withstand voltage: AC3000V/50HZ/5mA/60s, no flashover breakdown
    6. Temperature rise: ≤ 85K
    7. Transformer connection: Y/Y, Y/Y, Y/△, △/Y, △/△, etc
    8. Product executive standards: VDE0550, IEC439, JB5555, GB5226

     

    Environmental conditions

    1. The altitude does not exceed 2000 meters
    2. Temperature resistance class F (155 ℃) or above
    3. The operating ambient temperature is - 25 ℃~+45 ℃, and the relative humidity is not more than 90%

     

    Product ldentification Code

    AST C  —  10KVA ( 380V  /  220V )
       
    I isolation A auto coupling R rectification
    S three-phase D single-phase

    Material

     

    Transformer capacity

    Primary Voltage

     

    Secondary voltage

     

AST series three-phase autotransformer is mainly used to adjust the voltage and is mainly used for on load voltage regulation and step-down starting of large motors.