Power Supply: | AC 220V±10% or AC 110V±10%, 50/60Hz |
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Excitation Output Voltage: | 0-2500vrms |
Excitation Output Current: | 0-5arms (20A Peak-Value) |
Automatic Frequency Variation Range: | 0.1-60Hz |
Equivalent Excitation Voltage: | ≤25000A/5A(5000A/1A) |
Accuracy: | ≤0.5% (0.2%Rd+0.3%Rg) |
Customization: |
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Steady | Transient |
excitation characteristic transformation ratio polarity ratio error phases 5% and 10% error curves resistance secondary load |
Transient secondary winding time constant (Ts) remanence coefficient (Kr) transient dimensioning factor (Ktd) peak instantaneous error (Er) magnetizing inductance (LU) other parameters |
I. Current Transformer (CT) | II. Voltage Transformer (PT) |
1. Magnetization Curve 2. Transformation Ratio Test 3. Polarity 4. 5% and 10% error curve 5. Current Injecting 6. Degauss 7. Ratio error, phases 8. Automatic Calculation of Excitation Knee Point Value 9. Actual Secondary Load Test (Burden) (Load Test) 10. Resistance Test |
1. Excitation Characteristic Test 2. Transformation Ratio Test 3. Polarity 4. Ratio error, phases 5. Degauss 6. Calculation of Knee Point Value 7. Actual Secondary Load (Burden), Test (Burden) 8. Resistance Test |
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