Standard Potential Transformers (Voltage Transformers)
WHJB Series
WHJB Series Standard Potential Transformers are mainly used as reference PTs (VTs) in a variety of potential (voltage) transformer tests: error tests, characteristic tests, and so on.
About the Product
WHJB Series Standard Potential Transformers are mainly used as reference PTs (VTs) in a variety of potential (voltage) transformer tests: error tests, characteristic tests, and so on. These reference potential transformers are in compliance with IEC 60044 (IEC 61869) or ANSI/IEEE C57.13; they can also be made according to other requirements and specifications.
Specifications
Accuracy Class | 0.05%, 0.02%, 0.01 % (or other values) |
Rated Primary Voltage | 6kV (6/√3kV) ~ 35kV (35/√3kV), or other values |
66/√3kV ~ 500/√3kV (or other values) | |
Rated Secondary Voltage | 100V (100/√3V), or other values |
Power Factor | COSθ=1.0 |
Operating Range | 20% - 120% Un |
Frequency | 50Hz, 60Hz |
Note: Technical data listed above are default values. Customer specifications can be requested. |
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