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Service for Power Transformer
The transformer(s) is one of the most important equipments in electrical system that affects the reliability of the power system. When there is outage of electricity, it causes loss of chance, property, and even life, as we realize such importance so we are committed to be a part of the security system of customers by providing service teams who are qualified to ensure customers for our following servicing.
Transformer installation, removal and relocation
Transformer pre-commissioning
  • Measurement of insulation resistance(IR)
  • Measurement of tan delta and capacitance of transformer
  • Measurement of magnetizing current
  • Measurement of short circuit impedance
  • Measuement of voltage ratio
  • Check of vector group
  • Measurement of winding resistance
  • BCT test
Transformer repairing
Transformer preventive maintenance
OLTC Maintenance
Oil treatment (dehumidifying & degassing)
Oil test (DGA, breakdown voltage, water content etc.)
  Process Flow
  Manufacturing Facilities
  Transformer Test
Daihen Electric Co.,Ltd.
258 - 259 Moo 6 Tambon Thasa-an, Amphur Bangpakong, Chachoengsao 24130 THAILAND
Tel: +66 3853 0230 - 7 Fax: +66 3853 0228, +66 3853 0229
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Daihen Electric Co.,Ltd.All right reserved.
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