3 Phase 10kva Voltage and Frequency Converter Variac Stabilizer Output 0-480v Adjustable
Product technical parameter:
Type |
KRD |
KRS |
|
Capacity |
10KVA |
10KVA |
|
AC Input voltage |
Phase |
Single(or three phase) |
Single |
Voltage |
220V±10% |
220 or 380V±10% |
|
Frequency |
50Hz±5% |
50Hz±5% |
|
AC Output voltage |
Phase |
Single |
Three |
Phase/Line voltage |
0-300V (can be continues adjustable) |
0-520V/0-300V (Adjustable) |
|
Frequency |
40.0-499.9Hz(can be continues adjustable) |
||
Voltage accuracy |
±1% (110Vor220V ±10%) ±1.5% (other range) |
Frequency stability |
≤0.1% |
Voltage stability |
±1% |
Harmonic distortion |
±2% (resistive load) |
Crest factor |
1.41±0.10 |
Line regulation |
≤1% |
Load regulation |
≤1% |
Efficiency |
≥80% (≥70% for models of 3kVA and below) |
Response time |
Max. 2ms |
Meter & Resolution | |||
Frequency meter |
Resolution |
0.1Hz,4 digits LED |
|
Voltmeter |
0.1V,4 digits LED |
||
Ammeter |
0.001A/0.1A,4 digits LED |
||
Power meter |
0.01W/0.1kW,4 digits LED |
||
Power factor meter |
0.01,3 digits LED |
||
Preset function |
Preset output voltage, output frequency and output voltage floating ratio |
||
Fast key function |
Fast key for output voltage switch, frequency switch, output voltage floating selection |
||
Alarm function |
Audible and visual alarm once protective device activated; display error code on LED |
||
Protection |
Fuse switch for input and output; Fast-response circuit to detect over voltage, over current, over load, over temperature and short circuit; Output will be shut down in protection mode. |
||
Protection |
Fuse switch for input and output; Fast-response circuit to detect over voltage, over current, over load, over temperature and short circuit; Output will be shut down in protection mode. |
||
Cooling |
fan cooling |
||
Pressure insulation |
1800Vac/5Ma/1min |
||
|
Insulation reactance
|
Above 500Vdc/20MΩ |
||
Operation environment |
Working temperature: 0℃-40℃ |
||
Relative humidity: ≤90% RH(Non-condensing | |||
Altitude: 1500m | |||
Weight(KG) |
Net weight:70KG |
Gross Weight:120KG |
|
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