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>>Current Transformer & Potential Transformer >>10-24kv Instrument Transformer >>JDZ -12 Voltage Transformer
JDZ -12 Voltage Transformer
Summary
Model JDZ(J)W-12 potential transformer is single-phase multi-winding whole sealing epoxy pouring product. It is used both indoor for measurement of voltage and electric energy as well as relay protection in the electric system of rated frequency 50/60Hz and rated voltage 12kV or below.
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JDZ(J)W-12 Voltage Transformer
Summary
Model JDZ(J)W-12 potential transformer is single-phase multi-winding whole sealing epoxy pouring product. It is used both indoor for measurement of voltage and electric energy as well as relay protection in the electric system of rated frequency 50/60Hz and rated voltage 12kV or below.
Technical specification
1. Rated insulation level: 12/42/75kV;
2. Rated load power factor: COS =0.8.
Table 1 for rated secondary output and corresponding class of accuracy.
Type |
Rated voltage ratio(V) |
Rated output class | Max.output(VA) | ||
0.2 | 0.5 | 1 | |||
JDZW-12 | 11000/110 | 40 | 80 | 240 | 600 |
JDZJW-12 | 11000/3/110/ 3/110/3 | 25 | 40 | 180 | 500 |
Table 2 for induced withstand voltage, please see the table.
Type | Rated voltage ratio(V) |
Induced tolerance voltage 0.2KV(r,ms) |
Test frequency(Hz) | Test time(s) |
JDZ(J)W-12 | 11000/ 3/110/ 3/110/3 | 28 | 150 | 40 |
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