Xi'an Yongpeng Mechanical and Electrical Equipment Co., Ltd.  


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Gas relay, pressure release valve, multi-function protection device etc

Product Description
  Multi-function transformer protection device is widely used in oil transformers and reactors with rated primary voltage≤35kV and rated power≤10000kVA,and especially suitable for the relay protection of Max.10kV hermetically-sealed distribution transformers.
  a) QYW-2
  Type QYW-2 has functions of gas protection,overpressure protection,temperature indication and control and low oil level alarm.
  b) QYW-12
  Type QYW-12 is upgrade of QYW-2.It is of oil level indication,pressure relief,temperature indication and control,and gas and pressure protection.Its oil chamber is relatively big and can compensate for the oil tank of transformer and resolves the problem of frequent oil adding.
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