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Advanced Static Var Generator(ASVG-35-0.4-4L-R)

Working Principle

The load current is detected in real time through the external current transformer (CT), and at the same time, the internal digital signal processor (DSP) calculates and extracts the reactive power and harmonic characteristics of the load current. Then the pulse width modulation (PWM) signal is transmitted to the internal insulated gate bipolar transistor (IGBT), and the IGBT adjusts the phase and amplitude of the output voltage on the alternating current (AC) side of the inverter or directly controls the phase and amplitude. The magnitude of the current on the AC side of the inverter. This allows fast absorption or emission of necessary reactive power and harmonic currents, enabling fast dynamic adjustment of reactive power and harmonic compensation. The system not only tracks and compensates the reactive current of the load, but also monitors and compensates the harmonic current.

Technical Specifications

TYPE

220V Series

380V Series

500V Series

690V Series

Nominal voltage

AC220V±20%

AC380V±20%

AC500V±20%

AC690V±20%

Rated frequency

50Hz±5%

50Hz±5%

50Hz±5%

50Hz±5%

compensating current

25A

25A、50A、75A、100A、150A

100A

100A

Network

L/N

Three-phase three-wire/ three-phase four-wire

Numbers in parallel

No limitation

Machine efficiency

≥97%

≥97%

≥97%

≥97%

Switching frequency

32kHz

16kHz

12.8kHz

12.8kHz

Feature selection

Deal with reactive power/ deal with harmonics and reactive power

Reactive power compensation rate

>95%

>95%

>95%

>95%

Harmonic Compensation range

2nt to 50th harmonic, single compensation rated is adjustable

Harmonic compensation rate

>92%

>92%

>92%

>92%

Response time

<10ms

<40ms

<40ms

<40ms

Noise

≤60dB

≤60dB

≤65dB

≤65dB

Communication method

Two channel RS485 communication interface ( support GPRS/WIFI wireless communication)

Protection function

Over load protection, hardware/software over current protection, over grid power protection /under grid power protection, power failure protection, over temperature protection, frequency anomaly protection, short circuit protection, etc

Over load protection, hardware/software over current protection, over grid power protection /under grid power protection, grid power voltage imbalance protection, power failure protection, over temperature protection, frequency anomaly protection, short circuit protection, etc

Installation

Rack/ wall mounted

Rack/ wall mounted

Rack

Rack

Connection

Back entry ( rack type)

Back entry ( rack type)

Back entry

Back entry

Top entry (wall mounted)

Top entry (wall mounted)

Protection grade

IP20

IP20

IP20

IP20

Altitude

<2000m,above 2000m decrease rate according to GB/T3859.2

Temperature

-20~+50℃

-20~+50℃

-20~+50℃

-20~+50℃

Humidity

≤90%,the average monthly minimum temperature is 25℃ without condensation on the surface

Pollution level

Below level Ⅲ

Product naming

Product Appearance


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