JDZW25(G)-20 is single phase and epoxy resin silicon rubber insulated voltage transformer.
Outdoor voltage transformer of the type JDZW25(G)-20 is single phase and epoxy resin silicon rubber insulated product, it's used for metering electric energy, voltage control and relay protection in 50/60HZ rated voltage 20kV electric system.
It can be used for medial voltage AIS, or can be used for medial voltage switchgears. They can operate in all kinds of environments (such as wide range temperature (-50~60℃), high altitude, high humidity, high pollution or salt).
|
Rated Primary Voltage (kV) |
Rated Secondary Voltage (kV) |
Accuracy Classes |
Rated Outputs (VA) cosΦ=0.8 |
Total Limited Output (VA) |
|
13.8 15 15.75 20 22 |
0.1 0.11 0.115 0.12 0.22 0.23 |
0.2 |
10 |
250 |
|
0.5 |
30 |
|||
|
1.0 |
60 |
|||
|
3.0 |
120 |
Notes:1) The data listed in the above table are the normal ones, or we can design them according to the customers’ special requirements.
2)Standards: GB 20840.3 & IEC 61869-3.
Outline drawing and installation dimensions
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