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300kva Frequency Inverter
1. Rating input voltage: Input power supply is 380V/50HZ factory electricity.
2. Rating output voltage: we can supply many single phase/triphase grades according to the requirement of the clients.
3. Rating output frequency: 60HZ/50HZ(can change freely) or400Hz
4. The precision and output voltage stability: The allowance of the output frequency≤0.01Hz, stability
5. The stability of the output voltage: static state
6. 50%load output voltage transient changes :
7.variable-frequency power sources overload capacity:150% 10minutes, 200% 10s
8. Output voltage wave THD:THD≤1.2~2.8%
Model |
332000 |
333000 |
334500 |
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Capacity |
200kVA |
300kVA |
450kVA |
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Outputlimit currency |
None |
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|
H:260A |
H:400A |
H:600A |
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Circuit model |
IGBT/SPWM pulse width adjustment mode |
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Output frequency |
50Hz/60Hz 45-65Hz |
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Load stability |
≤±1% |
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frequency stability |
fixed-frequency≤±0.01%,frequency modulation≤±0.1% |
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Input voltage |
380V±10% |
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Phase |
three phase four wire |
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Wave distortion |
≤3% |
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Output |
Wire voltage |
low-grade:0-260V continuous-tuning; high-grade:0 - 520 V continuous-tuning |
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|
Phase voltage |
low-grade:0-150V continuous-tuning; high-grade:0 - 300 V continuous-tuning |
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Three phase unbalance |
Phase 120±2%;phase difference less than rated value 3% |
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Reaction time |
≤2mS |
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|
DPI ( dots per inch ) |
frequency meter |
0.1Hz |
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|
Voltage meter |
0.1V |
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Current meter |
0. 1A |
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Power meter |
0.1W |
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Ammeter display |
Frequency, voltage, current, power or PF 4 number display |
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Protection function |
over voltage, over current, over temperature, over load, short circuit, and automatic alarm |
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Insulation reactance |
500Vdc 20MΩ |
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Pressure endurance insulation |
1500Vac/5mA/1min |
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Cooling model |
Compulsive fan cooling |
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Working temperature |
-10℃-45℃ |
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Relative humidity |
0-90%(No condensing) |
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Altitude |
1500meters |
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Dimension (W×L×H)mm |
850*1450*1880 |
1160*1910*1880 |
1260*2000*2080 |
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Best of system (B.O.S) is the global company that specializes in designing and manufacturing the power supply, which products of high reliability result from the most advanced technique of the aerospace and the military. We always take the technology of inverter as the core for many years,
the products include Conversion Power Supply (widely used electric power, communication, Locomotive), Frequency Conversion Power Supply, Aviation Military Special-purpose Power
Supply (400Hz frequency conversion, 28.5 Direct-current power), Uninterruptible Power Supply (UPS), Emergency Power Supply (EPS) and new energy generation green power supply (solar energy and wind power system) etc.
Send Inquiry to This Supplier
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