Static Var Generator refers to a free-commuting power semiconductor bridge converter to generate and absorb reactive power, a reactive power dynamic compensation device. Traditional reactive power compensation equipment has the advantages of high reliability, inductive capacitive reactive power two-way compensation, and high cost performance.
Technical Parameters
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Rated voltage |
Ac380±20%，50±5Hz |
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Electrical connections |
Three-phase three-wire / three-phase four-wire; CT requirements 150 / 5~10000 / 5 |
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Power topology |
Three level |
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Compensation function |
Capacitive and inductive reactive power continuous compensation, can set the target power factor (-1 ~ 1); harmonic compensation; unbalance compensation |
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Time and efficiency |
＜5ms；＞97% |
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Multiple parallel operation |
Parallel operation, maximum 6 parallel units |
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Protective function |
Over and under voltage protection, short circuit protection, over temperature protection, over compensation protection, self-test protection, etc. |
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Operating frequency |
20kHz |
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Control algorithm |
Instantaneous reactive power, FFT, symmetrical component method, direct current control, etc. |
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Controller |
Dual DSP + FPGA full digital controller |
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Communication function |
Adopt Modbus communication protocol, support simultaneous monitoring of on-site and remote computers (Rs485), can expand CAN bus, network communication interface, WiFi |
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Protection class |
Ip30 or customized according to user requirements |
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Surroundings |
Forced air cooling; -15 ℃ ~ + 40 ℃; maximum 90%, non-condensing; altitude less than 2000 meters, between 2000 ~4000m, each increase of 100m, capacity decreases by 1% |
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Model definition
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