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JZW-72.5 voltage transformer, epoxy resin casting and outdoor installation, is widely used for measuring current, electric energy and protective relaying in the power system with the frequency of 50Hz or 60 Hz and rated voltage of 66kV or 69kV.
The product can be operated on many circumstances such as the areas of altiplano, tropical area, chillness, coastland and dirtiness etc.
Main technical parameter
1. Highest voltage for equipment: 72.5kV
2. Rated primary voltage: 66/√3kV or 69/√3kV etc
3. Limiting output ：2000VA
4. Rated power-frequency withstand voltage: 140kV
5. Rated lightning impulse withstand voltage: 325kV or 350kV
6. Rated insulation level: 72.5/140/325kV or 72.5/140/350 kV
7. Technical standard accords with IEC 60044-2:2003 Part2 Instrument transformers-Part2: inductive voltage transformers or IEEE STD C57.13-2008
|
Rated primary voltage (kV) |
Rated secondary voltage (kV) |
Accuracy classes combination |
Rated output (VA) |
Max output (VA) |
Rated insulation level(kV) |
|
66/√3 69/√3 |
0.1/√3/0.1/3 0.11/√3/0.11/3 |
0.2/6P(3P) |
150/100 |
2000 |
72.5/140/325 |
|
0.5/6P(3P) |
300/100 |
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|
1/6P(3P) |
500/100 |
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|
0.1/√3/0.I/√3/0.1/3 0.11/√3/0.I1/√3/0.11/3 |
0.2/0.2/6P(3P) |
75/75/100 |
1000 |
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|
0.2/0.5/6P(3P) |
50/100/100 |
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|
0.5/0.5/6P(3P) |
150/150/100 |
Remarks: Upon request we are glad to offer transformers according to other standards or with non-standard technical specs.
Outline drawing
電話：
0086-755-86000443
0086-755-86000772
傳真：
0086-755-86000614
郵箱：
international2@chuangy.com
地址:
深圳市南山區(qū)西麗街道松坪山社區(qū)松坪山路5號嘉達(dá)研發(fā)大樓B座101 / 401 (深圳)
珠海市高新區(qū)唐家灣鎮(zhèn)科技五路24號(珠海）
江西省九江縣沙城工業(yè)園廬山東路31號(江西)
