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Three-phase Undervoltage and Overvoltage protection 27,59 protection Relay
Three-phase  undervoltage  and  overvoltage  protection  
ansi 27 59
Frequency  protection
Overexcitation  protection
Three-phase  thermal  overload  protection  for  power  transformers
 two  time  constants









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  Tel

  18694970015

  Email

  sales@njzndq.com 

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Nanjing Zhuneng Electric Co., Ltd

Mobile number: 18694970015

WeChat: power1411913

Email: sales@njzndq.com

Address: Building 16, Liandong U Valley Industrial Park, No.24 XuefuRoad, Jiangbei New District, Nanjing, Jiangsu, China

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