Voltage Stabilizer

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GZW Intelligent Contactless Compensation Stabilizer

This intelligent non-contact compensating AC voltage stabilizer adopts high-speed DSP arithmetic chip control technology, fast AC sampling technology, RMS correction technology, voltage and current zero-crossing switching technology and fast compensation voltage stabilization technology. Combined with fault diagnosis, the product is safe, efficient and precise.

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Description

The voltage stabilizer is mainly composed of isolation transformer, SCR thyristor module, DSP control core, fast voltage stabilization technology and safety protection device. Through DSP, the output voltage is monitored in real time.  The SCR thyristor module with quick calculation and controlled adjusts the voltage and polarity of the primary side of the compensation transformer connected in series at the load end, achieving the goal of fast voltage stabilization.


Applicable scope

The products are widely used in large electromechanical equipment, metal processing equipment, production lines, elevators, medical equipment, embroidery and textile equipment, air conditioning, broadcasting and television, household appliances, and building lighting that require stable voltage in industries, transportation, postal and telecommunications, national defense, railways, scientific research, and other fields.


Product Features

High efficiency: more than 98%, its lower own loss

High precision: voltage regulation accuracy ±1%

Intelligent instrument display: real-time display of voltage and current RMS, clear, accurate, high resolution, membrane key operation, safe and reliable

Three-phase sub-adjustment: The three-phase adjusted separately to ensure that the accuracy of the output voltage of each phase remains unchanged.

Wide range of application: wide range of voltage regulation, which can meet the needs on occasion of poor power quality and wide range voltage fluctuation

Quick response: 40 millisecond voltage regulation, no voltage change effect on any computer automation, equipment and instruments

Complete protection functions: equipped with fault display or protection functions such as phase loss, phase error, over-temperature, overload, over-voltage, under-voltage, short circuit, fuse blown, etc., to ensure the safe operation of the voltage stabilizer and load

Strong preset function: output voltage, overload, over-voltage and under-voltage, response time and other parameters can be freely set within the rated value of the product

Strong overload capacity: The whole machine adopts high-quality components, with good performance, can be used continuously under 100% rated load conditions, and can withstand instantaneous overload without damaging the regulator

Strong adaptability: It has strong adaptability to the power grid and load, and can work continuously and stably under various harsh power grid and complex load conditions.

No distortion: Adopt voltage and current zero-crossing switching technology, no interruption, no inrush current during the switching process, and no distortion of the output waveform

Low loss: no-load loss under rated voltage is less than 0.5%, saving much electricity expense

Bypass function, easy to maintain: It can be switched between “stabilized voltage” and “bypass direct power supply”, which is convenient for use in fault maintenance



Technical Parameters

Rated Capacity10-3000KVA
PhaseThree-phase five-wire system
Input, range220V/380V/400V±15%/±20% /±30%
The output voltage220V/380V/400V
Voltage regulation accuracy±1% /±3%/±5%(can be set)
efficiency10K-50K≥95%,50K-100K≥97%,>100K≥98%
frequency50Hz/60Hz
Response time<10 millisecond
stable schedule<100 millisecond
Insulation classClass F
Insulation resistanceInsulation resistance of the whole machine to ground>5MΩ
Dielectric strength2000VAC/1min No arcing discharge, no breakdown
output waveformThe output waveform has no distortion and no harmonic increment
Instantaneous overload capability2 times the rated current
Display methodLCD display
Way of workinglong-term continuous operation
Protective functionOverload, overvoltage, undervoltage, short circuit, phase loss, phase sequence, over temperature, fuse blown
Cooling methodforced air cooling

Dimensions and Packaging

Model SpecificationsCapacity(KVA)Product Size(D×W×H)cmWeight(kg)
GZW-S50K50K38*78*84165
GZW-S60K60K38*78*84169
GZW-S80K80K43*78*117210
GZW-S100K100K43*78*117250
GZW-S120K120K43*78*117310
GZW-S150K150K52*85*131327
GZW-S200K200K52*85*131371
GZW-S250K250K100*70*170496
GZW-S300K300K100*70*170586
GZW-S350K350K100*70*170590
GZW-S400K400K100*70*170650
GZW-S500K500K120*80*180760
GZW-S600K600K120*80*180850
GZW-S800K800K150*100*200920
GZW-S1000K1000K150*100*2001100
GZW-S1200K1200K150*100*2001200
GZW-S1600K1600K180*120*2001400
GZW-S2000K2000K180*120*2001800

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