1, Introduction:

• En-Liang's current transformer (CT) business section was founded at 2008 April.
• The products are designed to meet IEC, JEC, ANSI and AS regulations by Japanese and Domestic specialist
• Quality assurance: All the confirmed tests (expect Short circuit test) could be done at En-Liang.

2, Organization



3, Testing equipments:

• Construction Test
• Polarity Test.
• Verification of Terminal markings.
• Insulation resistance.
• Power-Frequency Withstand Voltage Test
• .Inter-turn Overvoltage Test.
• Secondary Winding Resistance Test.
• Accuracy Test.
• Instrument Security Factor Test.
• Rated Knee Point e.m.f. and Max.Exciting Current Test .
• Turns Raito Error.
• Temperature rise test
• BIL test
• Short circuit test
  
  
  4, We can produce BCT at following range of equipments and performance
  
  
  
  • Equipments:
  • Secondary win ding machine: OD:3000mm, Height:300mm
  • Temperature rise test: 4000A
  • Accuracy Test:0.2S
  • Power-Frequency Withstand Voltage Test :100kV
  • Inter-turn Overvoltage Test:20000V(peak)
  • BIL: 300kV
  • Partial Discharge: 50kV
    
    
  • Performance:
  • Temperature rise test :2500:1A *1.5RF(3750A)
  • Accuracy test: 1800:1A 0.2S
  • Inter-turn Overvoltage Test: 10000V(peak)
  
  
  5, Real projects: