3.2 Current Transformer Measurement Range:
Transformation ratio: 5A/5A~25000A/5A (5A/1A~5000A/1A).
Turn ratio error: 1%.
3.3Voltage Transformer Measurement Range:
2.2kV~132kV, measurement error: ratio error class 0.5.
3.4 Actual Secondary Burden Measurement
Burden 10VA~500VA, measurement error: class 2
CT burden 0.1Ω~25Ω, measurement error: class 2
3.5-inch Operating Conditions:
Power supply voltage: AC 220V ±10%
Power supply frequency: 50Hz ±2%
Ambient temperature: (0~40)℃
Ambient humidity: <85% at 25℃
Technical Specifications:
1. Input voltage: AC 220V or 380V, 50Hz, automatic identification of input voltage.
2. Operating ambient temperature: 0～40℃
3. Output voltage:
When input AC 220V, output 0～550V;
When input AC 380V, output 0～1000V.
Current: maximum instantaneous current is 240A when measuring transformation ratio
and 15A when testing volt-ampere characteristics.
4. Digital voltmeter measurement range: 0～999.9V; resolution: 0.1V.
When used as current display: 0～999.9mA; resolution: 0.1mA.
5. Digital ammeter measurement range: 0～15A (240A), resolution: 0.01A.
6. Error: I≤3%, U≤3%.
7. When measuring CT transformation ratio, the ratio value can be automatically calculated, and the data and calculation results can be printed.
8. When testing volt-ampere characteristics, store and print 20 sets of current and voltage values and the volt-ampere characteristic curve.
9. Dimensions: length × width × height = 470 × 340 × 260 mm³
10. Weight: 21kg.
