HES-1C Transformer Tester (Bridge)--Normal
Product picture：
Product parameters：
Product model: | HES-1C |
Display model: | LED |
Measure item: | Ratio errors & Phase errors of the CT&PT, Impedance, Admittance |
Rated current: | 5A, 1A |
Rated voltage: | 100V, 110V, 120V |
1/√3, 1/3, 1, 1.5, 2 | |
Accuracy class: | ±2% |
Operation range: | (1%-120%).In, (20%-120%).Un |
Frequency: | 50/60Hz |
Ratio error range: | ±0.0001% ~ ±19.99%（Three positions: 1.999‰, 19.99‰, 199.9‰） |
Minimum resolution:0.0001%. | |
Phase error range: | 0.01' ~ ±900'（Three positions: 9.00', 90.0', 900'） |
Minimum resolution: 0.01' | |
Impedance range: | 0.001Ω ~ 19.99Ω. |
Minimum resolution: 0.001Ω. | |
Admittance range: | 0.001ms ~ 19.99 ms. |
Minimum resolution:0.001ms. | |
Alarm Function: | Provided the sound & light alarm function when the polarity abnormal or ratio inconsistent. |
Input Load: | - On Standard CT secondary side: ≈0.11Ω, COSφ=1.0 - On Test Object CT secondary side: ≈0.003Ω, COSφ=1.0 - On Standard PT secondary side: ≈0.05VA (when U=100V) |
Communication Interface: | Provided the RS232 serial communication interface |
Power supply: | AC 220V±10% |
Power consumption: | <20VA |
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