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E-mail
dgg@dgg.cc
- Phone
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Address
208 Weiwu Road, Yueqing Economic Development Zone, Zhejiang Province
Denggao Electric Co., Ltd
dgg@dgg.cc
208 Weiwu Road, Yueqing Economic Development Zone, Zhejiang Province
This type of voltage transformer is an epoxy resin vacuum cast semi enclosed single-phase indoor structure, mainly suitable for use in power systems with a rated frequency of 50Hz or 60Hz and a rated voltage of 10kV and below for energy metering and voltage measurement.
This product complies with GB 20840.1-2010 "Transformers Part 1: General Technical Requirements", GB 20840.3-2013 "Five Inductors Part 3: Supplementary Technical Requirements for Voltage Transformers", and JJG 314-2010 "Verification Regulations for Measuring Voltage Transformers".
This type of voltage transformer adopts epoxy-resin vacuum casting and semi-enclosed single-phase structure for indoor use, is applicable for power systems of rated frequency 50Hz or 60Hzand rated voltage up to and including 10kV, used for electric energy metering and voltage measurement.
It complies with the standards GB 20840.1-2010 Instrument transformers-Part 1: General requirements, GB 20840.3-2013 Instrument transformers-Part 3:Additional requirements for inductive voltage transformers, and JJG 314-2010 Instrument Voltage Transformers.

1. Altitude: not exceeding 1000 meters;
2. Environmental temperature: -5 ℃ to+40 ℃;
3. Relative humidity of the air: ≤ 85%;
4. Installation location: Indoor.
1.Altitude should not exceed 1000m;
2.Ambient temperature: -5℃~+40℃;
3.Air relative humidity:≤85%;
4. Installation site: indoor。
1. Insulation level: 12/42/75kV,7.2/30/60 ;
2. Power factor: cosφ=0.8;
3.Rated secondary current: 5A or 1A,;
4.Rated frequency: 50Hz or 60Hz;
5.Weight: 20kg.
