Purelake active power filter is a new generation product that is successfully deveolped on the basis of years experience of harmonic management energy-saving project and R&D of the products of Shenzhen Cumark New technology Co.,Ltd. Purelake active power filter adopts the most advanced power electronic technology and unique closed-loop control technology of the world today. The product can be directly applied to 400V 、690V management of power grid harmonic,which can effectively solve the power quality problems such as power grid harmonic 、 grid flicker and low power factor,etc. It is characterized by a high rate of harmonic filter, excellent control performance and operation safe, etc
Purelake active power filter is a new generation product that is successfully deveolped on the basis of years experience of harmonic management energy-saving project and R&D of the products of Shenzhen Cumark New technology Co.,Ltd. Purelake active power filter adopts the most advanced power electronic technology and unique closed-loop control technology of the world today. The product can be directly applied to 400V 、690V management of power grid harmonic,which can effectively solve the power quality problems such as power grid harmonic 、
grid flicker and low power factor,etc. It is characterized by a high rate of harmonic filter, excellent control performance and operation safe, etc
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PureLake |
3-wire |
4-wire |
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Rated compensation current |
50A-350A |
50A-350A |
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Input |
Working voltage |
400V(-20%-+15%) |
400V(-20%-+15%) |
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690V(-20%-+15%) |
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Working frequency |
50/60 |
50/60 |
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Performance figure |
Filter capacity |
THDI<3%(rated) |
THDI<3%(rated) |
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Filter range |
2-50 harmonics, eliminate all specified harmonic |
2-50 harmonics, eliminate all specified harmonic |
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Harmoninc compensation rate adjust |
Harmonic compensation current can be limited every time |
Harmonic compensation current can be limited every time |
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Instantaneous response time |
<100us |
<100us |
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Total response time |
<10ms |
<10ms |
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<3%(rated) |
<3%(rated) |
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3-phase unbalanced revise |
Have |
Have |
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Reactive compensation function |
Have ,the power factor can be set |
Have ,the power factor can be set |
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Over-load protection |
Current limited at 100% rated output automatically |
Current limited at 100% rated output automatically |
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Switch freqency |
20KHZ |
20KHZ |
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Display and operation |
Interface display |
5.7 -inch display touch screen in Chinese |
5.7 -inch display touch screen in Chinese |
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DIsplay status |
Current、voltage、power factor and harmonic,etc. |
Current、voltage、power factor and harmonic,etc. |
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Communication |
Modbus、RS485、TCP/IP |
Modbus、RS485、TCP/IP |
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Input /ouput nodes |
5 ouput nodes、4 input nodes |
5 ouput nodes、4 input nodes |
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Environmental conditions |
Environment tempature |
-10℃—40℃ |
-10℃—40℃ |
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Storage environment |
-40℃—65℃ |
-40℃—65℃ |
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Relative humidity |
Maximum 95% , no condensation |
Maximum 95% , no condensation |
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Altitude |
Below 1000m
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Below 1000m
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Cabinet combination running |
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8 machine running in parallel at utmost, the slave-cabinet has no operation panel |
8 machine running in parallel at utmost, the slave-cabinet has no operation panel |
1）Ambient temperature: 3-wire -10°C~40°C、4-wire -10°C~40°C
2) Storage environment :3-wire -40°C~65°C、4-wire -40°C~65°C
3）Relative temperature : 3-wire maximum 95%,NO condensation、4-wire maximum 95%,
4）Altitude: 3-wire 1km below、4-wire 1 km below
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400-619-2001