Low voltage active filter compensation device

APFGD/SVGGD device is a new power electronic device to solve the problem of power quality, through the external CT real-time detection of load current in the power grid, using DSP/FPGA/CPLD chip, with the latest fast harmonic or reactive power extraction technology, quickly analyze the load current harmonic or reactive power content, and then according to the set value to generate PWM pulse. The bidirectional converter composed of three-level IGBT module is driven to produce the compensation current that meets the requirements of the power grid. The harmonic current or reactive current can be compensated dynamically and accurately, and the quality of power supply can be improved.

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Low-Voltage Automatic Filter Compensation Device

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18028173868

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- Commodity name: Low voltage active filter compensation device
APFGD/SVGGD device is a new power electronic device to solve the problem of power quality, through the external CT real-time detection of load current in the power grid, using DSP/FPGA/CPLD chip, with the latest fast harmonic or reactive power extraction technology, quickly analyze the load current harmonic or reactive power content, and then according to the set value to generate PWM pulse. The bidirectional converter composed of three-level IGBT module is driven to produce the compensation current that meets the requirements of the power grid. The harmonic current or reactive current can be compensated dynamically and accurately, and the quality of power supply can be improved.

APFGD/SVGGD device is a new power electronic device to solve the problem of power quality, through the external CT real-time detection of load current in the power grid, using DSP/FPGA/CPLD chip, with the latest fast harmonic or reactive power extraction technology, quickly analyze the load current harmonic or reactive power content, and then according to the set value to generate PWM pulse. The bidirectional converter composed of three-level IGBT module is driven to produce the compensation current that meets the requirements of the power grid. The harmonic current or reactive current can be compensated dynamically and accurately, and the quality of power supply can be improved.
Key words:
- filter
- the
- power
- current
- of
- to
- reactive
- and
- harmonic
- or
Data update
►Module control board bin up to IP6X dustproof rating, effective isolation of control part and power part.

►Using the SOGI algorithm, the total response time of the device is less than 2ms.

►Vertical module, save space, save the number of cabinets, single cabinet capacity of 600kvar.

►Industry-leading IGBT redundancy design, single circuit failure does not affect the normal operation of the system.

►The output adopts staggered parallel control mode, which can reduce ripple current by nearly 40%.

►Intelligent sleep, parallel system adopts rotation mechanism, average distribution of working time under low load, prolong module life.

►The running status of each module can be monitored remotely.

►Metal case, non-flammable.

►APF can instantly compensate 2~51 harmonics, and the compensation range is larger.

►ASVG can compensate 2~23 harmonics, harmonic compensation capacity and reactive power compensation capacity can be set in a full range.

►SVG can instantly compensate inductive and capacitive reactive power in a full range, and solve the problem of three-phase imbalance at the same time.

Voltage	400V（-40%～+20%）
Frequency	50 Hz/60Hz（±10%）
Efficiency	≥98%
Wiring	Three phase three wire/three phase four wire
Heat loss	<2%
CT Transformer	150/5~10000/5
Response time	＜2ms
Cooling mode	Intelligent air cooling
Altitude	≤2000m，2000m～4000m Derating
Operating temperature	-10℃~+50℃（Use with derating above 40 ℃）
Relative humidity	5%~95%, non-condensing
External sampled current signal	Three-phase current (A phase, B phase, C phase)

Transformer capacity（kVA）	Filtering capacity	Filtering capacity	Configuration	Circuit breaker in cabinet	Suggested style	Cabinet size (WDH）
Transformer capacity（kVA）	Filtering capacity	Filtering capacity	Configuration	Circuit breaker in cabinet	Suggested style	Cabinet size (WDH）
630	100A	100A	1x100A	160A	Wall hanging	600x600x2200
800	150A	150A	1x150A	250A	Wall hanging	600x600x2200
1000	150A	150A	2x100A	315A	rack-mounted	600x800x2200
1250	300A	300A	2x150A	400A	rack-mounted	600x800x2200
1600	350A	350A	150A+2x100A	500A	rack-mounted	600x800x2200
2000	400A	400A	4x100A	630A	Vertical	600x800x2200
2500	500A	500A	5x100A	800A	Vertical	800x800x2200
3150	700A	700A	4x150A+100A	1000A	Vertical	800x800x2200

Vertical module assembly cabinet diagram

Rack module assembly cabinet diagram

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PRODUCT MESSAGE

Guangdong Guangda Electric Co. Ltd.

Tel：18028173868
E-mail：gdgddq@126.com
Web：www.gd96.com
Add：Shiyou Industrial City, No. 6, Cangsha West Road, Jun'an Community Residents Committee, Jun'an Town, Shunde District, Foshan City, Guangdong Province