Digital Tester (Comparator) for Instrument Transformers
WHES-1Cx
Digital Tester (Comparator) for Instrument Transformers is designed for the testing of ratio error and phase displacement of current transformers and voltage transformers (potential transformers).
About the Product
Digital Tester (Comparator) for Instrument Transformers is designed for the testing of ratio error and phase displacement of current transformers and potential transformers (voltage transformers). High in accuracy and wide in its measuring range, this calibrator is easy to use and provides a wide range of testing current and testing voltage to satisfy various CT and PT (VT) testing requirements.
Specifications
Model | WHES-1Cx |
Error Measurement | Ratio Error & Phase Error |
Rated Current | 5A, 1A |
Rated Voltage | 100 ~ 230V |
Multiplier | 1/√3, 1/3, 1, 1.5, 2 |
Accuracy Class | ±2% |
Operation Range | 1% - 200% In / 20% - 200% Un |
Frequency | 50Hz/60Hz |
Ratio-Error Range | ±0.0001% ~ ±19.99% (3 Ranges: 0.1999%, 1.999%, 19.99%) |
Minimum Resolution: 0.0001%. | |
Phase-Error Range | 0.01' ~ ±900' (3 Ranges: 9.00', 90.0', 900') |
Minimum Resolution: 0.01' | |
Impedance Range | 0.001Ω~ 19.99Ω (2 Ranges: 1.999Ω, 19.99Ω) |
Minimum Resolution: 0.001Ω | |
Admittance Range | 0.001ms ~ 19.99ms. (2 Ranges: 1.999ms, 19.99ms) |
Minimum Resolution: 0.001 ms | |
Alarm Function | Sound & Light Alarms |
Input Load |
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Communication Interface | RS232 Serial Communication Interface |
Display | LCD |
Power Supply | AC 220V±10%, 50Hz/60Hz |
Power Consumption | < 20VA |
Note: Technical data listed above are default values. Customer specifications can be requested. |
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【Product Brochure】Digital Tester (Comparator) for Instrument Transformers
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