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SVG automatic power factor correction panel Static Var Generator dynamic reactive power compensator  / 1

SVG automatic power factor correction panel Static Var Generator dynamic reactive power compensator

2023-04-04 16:272170
Price:$15.00/Piece
Min quantity:1Piece
Quantity:999Piece
Deliver:In 7 days

Overview

Essential details

Supply Ability

Packaging & delivery

Product Description

Static Var Generator SVG Automatic power factor correction panel :ZD-SVGC-400

The  static var generator , based on voltage type inverter principle, uses IGBT4 to control the value and phase of AC voltage of inverter, so as to serve the purpose of reactive and harmonic compensation. As the switching frequency of IGBT is very high (dozens of kHz), SVG can realize fast compensation for reactive load, and achieve very high compensation precision. 

SVG is currently the best solution in reactive power control filed. Compared with the traditional SVT represented by TSC, the regulation speed of SVG is faster (within 5ms), its compensation precision is high (power factor over 0.99), the compensation method is flexible (SVG can compensate both inductive reactive power and capacitive reactive power), and SVG also has the function of active filtration of harmonic current.

Specification

Electrical properties

Rated voltage

400V,AC

Operating frequency

50Hz/60Hz

Electrical connection

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

Capacity of each cabinet

400Kvar

Compensation mode

Either three-phase compensation or single-phase compensation

Compensation effect

≥0.98

SVG module response time

<5ms

Active loss of system

<3%

Number of units connected in parallel

≤10 units

MTBT

>100,000 hours

Control characteristics

Controller

DSP+FPGA

Switching frequency

12.8K

Capacitor control interface

14 ways

Communication mode

Adopt Modbus remote communication protocol; communication interface adopts RS485 and CAN bus, supporting USB data download.

Control connection

Fiber or electrical connection

Structural characteristics

Weight

Refer to the model selection table.

Level of protection

IP20

Cooling method

Air cooling

Noise

<50db

Installation method

Cabinet mounting.

Environmental requirements

Ambient temperature

-20~55℃

Relative humidity

Maximum 95%, without condensation

Altitude above sea level

≤1,000m at rated capacity

Function

Main Function

1.Diversely compensate reactive power, improve power factor
2.Enhance system voltage stability
3.Suppress voltage fluctuation and flicker
4.Filter harmonics
5.Suppress 3-phase unbalance
6.Faster response speed SVG response time:≤5ms
7.Low switch ripple output characteristic 


Naming and Principle

For example ZD-SVGC-400/4-4L4 means 400kVar type of ZD-SVGC products, with rated voltage of 400V, adopting  3-phase 4-wire connection mode,With 4 SVG module .


400kvar is a typical soltuion. Usually, we adopt 4*100var SVG Module to realize 400kvar cabinet.

The reactive compensation is usually configured on the basis of 30% of the transformer capacity, for example, 400KVA transformer is usually configured with 120kvar-capacity reactive compensation device, and in special cases, first test the power quality, and then confirm the configuration capacity according to the test result.

Certifications


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