MRD series overvoltageprotection device is advanced protection equipment to limit lightningovervoltage and switching overvoltage, applicable to 35KV and lower powersystem. It has quick action, flat volt-ampere characteristics, low residualvoltage, stable performance and convenient maintenance, thus play an effectiveprotection to interphase overvoltage and phase overvoltage.
It is applicable to 35KV andlower power system and is widely used to protect insulation of generator,transformer, switch, generatrix and motor from destroying.
2. Operating conditions
Ambient Temperature: -40 to 60centigrade
Altitude: less than 2000m (ifexcess, please indicate)
Rated Frequency: 48Hz to 62Hz
Installation site should befree from corrosive gas, steam, dust and salt fog
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