• AVR Intelligent AC Voltage Regulator 40-60KVA Three-Phase Efficiency ≥95% Input AC 380V±15% Output AC 380V±2% No Zero Line Input Three-Phase Compensation Regulation For Laser Machine CNC Machining Center Medical Device,AVR Intelligent AC Voltage Regulator
  • AVR Intelligent AC Voltage Regulator 40-60KVA Three-Phase Efficiency ≥95% Input AC 380V±15% Output AC 380V±2% No Zero Line Input Three-Phase Compensation Regulation For Laser Machine CNC Machining Center Medical Device,AVR Intelligent AC Voltage Regulator
  • AVR Intelligent AC Voltage Regulator 40-60KVA Three-Phase Efficiency ≥95% Input AC 380V±15% Output AC 380V±2% No Zero Line Input Three-Phase Compensation Regulation For Laser Machine CNC Machining Center Medical Device,AVR Intelligent AC Voltage Regulator
  • AVR Intelligent AC Voltage Regulator 40-60KVA Three-Phase Efficiency ≥95% Input AC 380V±15% Output AC 380V±2% No Zero Line Input Three-Phase Compensation Regulation For Laser Machine CNC Machining Center Medical Device,AVR Intelligent AC Voltage Regulator
  • AVR Intelligent AC Voltage Regulator 40-60KVA Three-Phase Efficiency ≥95% Input AC 380V±15% Output AC 380V±2% No Zero Line Input Three-Phase Compensation Regulation For Laser Machine CNC Machining Center Medical Device,AVR Intelligent AC Voltage Regulator
  • AVR Intelligent AC Voltage Regulator 40-60KVA Three-Phase Efficiency ≥95% Input AC 380V±15% Output AC 380V±2% No Zero Line Input Three-Phase Compensation Regulation For Laser Machine CNC Machining Center Medical Device,AVR Intelligent AC Voltage Regulator
  • AVR Intelligent AC Voltage Regulator 40-60KVA Three-Phase Efficiency ≥95% Input AC 380V±15% Output AC 380V±2% No Zero Line Input Three-Phase Compensation Regulation For Laser Machine CNC Machining Center Medical Device,AVR Intelligent AC Voltage Regulator
  • AVR Intelligent AC Voltage Regulator 40-60KVA Three-Phase Efficiency ≥95% Input AC 380V±15% Output AC 380V±2% No Zero Line Input Three-Phase Compensation Regulation For Laser Machine CNC Machining Center Medical Device,AVR Intelligent AC Voltage Regulator
  • AVR Intelligent AC Voltage Regulator 40-60KVA Three-Phase Efficiency ≥95% Input AC 380V±15% Output AC 380V±2% No Zero Line Input Three-Phase Compensation Regulation For Laser Machine CNC Machining Center Medical Device,AVR Intelligent AC Voltage Regulator
  • AVR Intelligent AC Voltage Regulator 40-60KVA Three-Phase Efficiency ≥95% Input AC 380V±15% Output AC 380V±2% No Zero Line Input Three-Phase Compensation Regulation For Laser Machine CNC Machining Center Medical Device,AVR Intelligent AC Voltage Regulator
  • AVR Intelligent AC Voltage Regulator 40-60KVA Three-Phase Efficiency ≥95% Input AC 380V±15% Output AC 380V±2% No Zero Line Input Three-Phase Compensation Regulation For Laser Machine CNC Machining Center Medical Device,AVR Intelligent AC Voltage Regulator
  • AVR Intelligent AC Voltage Regulator 40-60KVA Three-Phase Efficiency ≥95% Input AC 380V±15% Output AC 380V±2% No Zero Line Input Three-Phase Compensation Regulation For Laser Machine CNC Machining Center Medical Device,AVR Intelligent AC Voltage Regulator
  • AVR Intelligent AC Voltage Regulator 40-60KVA Three-Phase Efficiency ≥95% Input AC 380V±15% Output AC 380V±2% No Zero Line Input Three-Phase Compensation Regulation For Laser Machine CNC Machining Center Medical Device,AVR Intelligent AC Voltage Regulator
  • AVR Intelligent AC Voltage Regulator 40-60KVA Three-Phase Efficiency ≥95% Input AC 380V±15% Output AC 380V±2% No Zero Line Input Three-Phase Compensation Regulation For Laser Machine CNC Machining Center Medical Device,AVR Intelligent AC Voltage Regulator
  • AVR Intelligent AC Voltage Regulator 40-60KVA Three-Phase Efficiency ≥95% Input AC 380V±15% Output AC 380V±2% No Zero Line Input Three-Phase Compensation Regulation For Laser Machine CNC Machining Center Medical Device,AVR Intelligent AC Voltage Regulator
  • AVR Intelligent AC Voltage Regulator 40-60KVA Three-Phase Efficiency ≥95% Input AC 380V±15% Output AC 380V±2% No Zero Line Input Three-Phase Compensation Regulation For Laser Machine CNC Machining Center Medical Device,AVR Intelligent AC Voltage Regulator

AVR Intelligent AC Voltage Regulator 40-60KVA Three-Phase Efficiency ≥95% Input AC 380V±15% Output AC 380V±2% No Zero Line Input Three-Phase Compensation Regulation For Laser Machine CNC Machining Center Medical Device

No.Horizontal AVR Voltage Regulator 40-60KVA
AVR series industrial grade full-automatic AC voltage regulator is a three-phase voltage regulator without zero line input developed by Feixiangda in combination with domestic voltage conditions and unprofessional wiring of small and medium-sized enterprises. When voltage fluctuation is caused by voltage fluctuation of municipal power network or load change, and when the internal power grid of the enterprise is not standardized, this series of voltage regulator can directly input three-phase live line without interference of zero line, and can automatically adjust and maintain stable output voltage. This voltage regulator features high voltage stabilization accuracy, high efficiency, stable voltage regulation, can carry resistive, inductive and capacitive loads, can withstand instantaneous overload, can work continuously for a long time, and occupies small space. Widely used in laser machine, CNC machining center, tool grinder, medium and slow wire walking, spark machine, CNC spring machine, imported precision equipment, printing press, medical equipment, scientific research institutions and all precision equipment requiring voltage stabilization.
$0.00
AVR Intelligent AC Voltage Regulator:
40KVA Regulator
60KVA Regulator
  • AVR Intelligent AC Voltage Regulator 40-60KVA Three-Phase Efficiency ≥95% Input AC 380V±15% Output AC 380V±2% No Zero Line Input Three-Phase Compensation Regulation For Laser Machine CNC Machining Center Medical Device,AVR Intelligent AC Voltage Regulator
  • AVR Intelligent AC Voltage Regulator 40-60KVA Three-Phase Efficiency ≥95% Input AC 380V±15% Output AC 380V±2% No Zero Line Input Three-Phase Compensation Regulation For Laser Machine CNC Machining Center Medical Device,AVR Intelligent AC Voltage Regulator
  • AVR Intelligent AC Voltage Regulator 40-60KVA Three-Phase Efficiency ≥95% Input AC 380V±15% Output AC 380V±2% No Zero Line Input Three-Phase Compensation Regulation For Laser Machine CNC Machining Center Medical Device,AVR Intelligent AC Voltage Regulator
  • AVR Intelligent AC Voltage Regulator 40-60KVA Three-Phase Efficiency ≥95% Input AC 380V±15% Output AC 380V±2% No Zero Line Input Three-Phase Compensation Regulation For Laser Machine CNC Machining Center Medical Device,AVR Intelligent AC Voltage Regulator
  • AVR Intelligent AC Voltage Regulator 40-60KVA Three-Phase Efficiency ≥95% Input AC 380V±15% Output AC 380V±2% No Zero Line Input Three-Phase Compensation Regulation For Laser Machine CNC Machining Center Medical Device,AVR Intelligent AC Voltage Regulator
  • AVR Intelligent AC Voltage Regulator 40-60KVA Three-Phase Efficiency ≥95% Input AC 380V±15% Output AC 380V±2% No Zero Line Input Three-Phase Compensation Regulation For Laser Machine CNC Machining Center Medical Device,AVR Intelligent AC Voltage Regulator
  • AVR Intelligent AC Voltage Regulator 40-60KVA Three-Phase Efficiency ≥95% Input AC 380V±15% Output AC 380V±2% No Zero Line Input Three-Phase Compensation Regulation For Laser Machine CNC Machining Center Medical Device,AVR Intelligent AC Voltage Regulator
  • AVR Intelligent AC Voltage Regulator 40-60KVA Three-Phase Efficiency ≥95% Input AC 380V±15% Output AC 380V±2% No Zero Line Input Three-Phase Compensation Regulation For Laser Machine CNC Machining Center Medical Device,AVR Intelligent AC Voltage Regulator

Description

Product Description

Targeted Application for Industrial Power Stability

Designed specifically for enterprises that demand consistent power supply quality, this solution addresses voltage fluctuation issues in manufacturing plants and processing facilities. Industrial electrical engineers and maintenance teams benefit from the integration of this three phase voltage stabilizer, which provides stable voltage compensation without dependence on zero line inputs. The product is suitable for medium and large-scale electrical installations requiring controlled power environments, especially where unprofessional wiring and non-standard power grids prevail. This reliable regulator supports operational continuity and equipment protection, meeting the needs of sectors emphasizing high-performance power management.

Precision Engineering Ensuring Voltage Accuracy and Efficiency

This sbw compensated voltage regulator delivers adjustable voltage stabilization accuracy between ±1% and ±5%, guaranteeing output voltage stability within AC 380V ±2%. Operating at an efficiency of 95% or higher, it supports multiple load types including resistive, inductive, and capacitive, and manages instantaneous overloads up to 100% capacity for one minute. Employing three-phase compensation independent voltage regulation technology, it maintains precise voltage control without reliance on a zero line, enhancing adaptability across complex electrical networks. The dry air cooling design optimizes thermal management quietly and with minimal maintenance, supporting a projected device lifespan of 20 years under continuous industrial use.

Versatility Across Diverse Industrial Sectors

Applied extensively in precision manufacturing, this high power voltage regulator ensures optimal voltage conditions for sensitive equipment such as CNC machines, EDM units, and laser cutting systems. It safeguards quality and operational accuracy by minimizing power instability impacts, contributing to consistent production outcomes. Scientific research facilities, medical equipment operators, and printing industry stakeholders also leverage this industrial voltage stabilizer suppliers solution for maintaining exact voltage levels necessary for exacting performance standards. By providing dependable power stabilization, it enables end-users to comply with regulatory power quality demands and supports long-term asset management strategies.


Product Advantages

Design and Structural Merits of the Voltage Regulation System

This regulator system incorporates a modular design architecture favoring straightforward installation and system integration, characteristic of superior sbw compensated voltage regulators. The three phase stabilizer utilizes a direct three-phase live wire input approach eliminating the need for zero line wiring, thus simplifying infrastructure requirements and enhancing compatibility with existing electrical configurations. Its compact size, combined with a quiet dry air cooling mechanism, reduces space demands and facilitates deployment in confined or noise-sensitive industrial environments. The design follows stringent protective standards ensuring device safety and operator security, positioning it as a preferred choice offered by an experienced industrial voltage stabilizer supplier.

Operational Performance and User-Oriented Benefits

Performance-wise, this regulator offers consistent voltage output with rapid response to input fluctuations, critical for sustaining manufacturing precision and sensitive equipment safety. The user-friendly interface facilitates easy configuration of voltage stabilization accuracy, adaptable to site-specific power quality demands. Its robust construction yields durability for high-load industrial settings, while integrated alarm systems provide real-time operational alerts enhancing preventive maintenance capabilities. These features collectively maximize ROI by reducing downtime and extending equipment lifespan. Supported by expert sbw voltage stabilizer manufacturer services, the product assures compliance with international electrical standards and offers scalable solutions tailored to complex industrial power needs.


Feixiangda AVR Intelligent AC Voltage Regulator is a three-phase voltage regulator without zero line input developed in combination with domestic voltage conditions and unprofessional wiring of small and medium-sized enterprises. When voltage fluctuation is caused by voltage fluctuation of municipal power network or load change, and when the internal power grid of the enterprise is not standardized, this series of voltage regulator can directly input three-phase live line without interference of zero line, and can automatically adjust and maintain stable output voltage.

This voltage regulator features high voltage stabilization accuracy, high efficiency, stable voltage regulation. It can carry resistive, inductive and capacitive loads, can withstand instantaneous overload, can work continuously for a long time, has multiple alarm functions of high and low output voltage, and occupies small space.

Power Range: 40-60KVA
Number of Phases: Three-Phase
Input Voltage: AC 380V ± 15%
Output Voltage: AC 380V ± 2%
Voltage Stabilizing Accuracy: ± 1% - 5% (Adjustable)
Voltage Regulation Mode: Three-Phase Compensation Independent Regulation
Efficiency: ≥95%
Design Life: 20 Years

 

Use Scenarios

Voltage Stabilization in Precision Machining Environments

In advanced manufacturing environments such as CNC machining centers, maintaining stable voltage is essential for machining accuracy and tool longevity. The three phase voltage stabilizer plays a critical role in mitigating voltage sags and surges that could disrupt precise control systems. Its high power voltage regulator function ensures the equipment receives uniform voltage, enhancing cutting precision and minimizing defect rates. Installation within tool grinding and wire EDM operations integrates seamlessly with existing industrial power systems, complying with stringent operational standards. This capability supports uninterrupted workflow and protects valuable machinery from damage due to inconsistent power quality.

Ensuring Reliable Power for Medical and Research Facilities

Medical diagnostic devices and research instrumentation demand consistent and high-quality AC voltage to function accurately and safely. By deploying this sbw compensated voltage regulator, hospitals and scientific institutions gain a reliable source of stabilized power that minimizes electrical noise and fluctuations. The system’s high efficiency and independent three phase stabilization provide crucial power conditioning, supporting sensitive electronic components and ensuring data integrity during experimentation or diagnostics. Integrated alarms and protection circuits further enhance safety compliance and operational confidence. Its deployment aligns with rigorous regulatory frameworks for medical and laboratory environments, fostering uninterrupted service quality.


The AVR Intelligent AC Voltage Regulator works based on the three-phase compensation independent regulation principle:

  1. Voltage Sampling: When the input voltage or load changes, the sampling circuit collects the three-phase output voltage signal in real-time.
  2. Signal Processing: The control circuit compares and analyzes the sampled signal, determining the direction and magnitude of voltage deviation for each phase.
  3. Drive Regulation: The control circuit issues commands to drive the servo motor to move the carbon brush of the voltage regulator, changing the compensation voltage of the compensation transformer.
  4. Compensation Output: Through the compensation transformer, compensation voltage is added or subtracted on the main transformer, stabilizing each phase output voltage within the set value range.
  5. Protection Function: When abnormal conditions such as overvoltage, undervoltage, under phase, short circuit, overload occur, the system automatically alarms and takes protective measures.
Feature Description
No Zero Line Input Three-phase live wire direct input, no interference from zero line, adaptable to non-standard power grid environments, solving the wiring shortcomings of small and medium-sized enterprises.
High Voltage Stabilization Accuracy Output voltage accuracy up to ±2%, customizable ±1%-5%, meeting different precision requirements.
High Efficiency Work efficiency ≥95%, low energy conversion loss, energy saving and environmentally friendly.
Stable Voltage Regulation Three-phase compensation independent regulation, smooth regulation without impact, no effect on loads.
Strong Load Adaptability Can carry resistive, inductive and capacitive loads, adaptable to various types of electrical equipment.
Strong Instantaneous Overload Can withstand 100% overload for 1 minute, suitable for impact loads.
Long-term Continuous Operation Design life of 20 years, can operate continuously for a long time, stable and reliable performance.
Multiple Alarm Functions Has multiple alarm functions of high and low output voltage, ensuring equipment safety.
Small Footprint Compact structure, saves installation space, easy to install and move.
Comprehensive Protection Automatic voltage stabilization, manual voltage regulation, under phase indication, over/under voltage alarm, short circuit protection, overload protection, safe and reliable.
Dry Air Cooling Adopts dry air cooling method, simple maintenance, quiet operation.
Protection Grade IP20 Suitable for indoor general environment, safe and reliable.

Item Parameter
Product name AVR Intelligent AC Voltage Regulator
Frequency 50/60Hz
Input voltage AC 380V ± 15%
Output voltage AC 380V ± 2%
Voltage stabilizing accuracy ± 1% - 5% Adjustable
Reaction time When the input voltage jump is within 10V, the reaction time is 2s
Voltage regulation mode Three phase compensation independent regulation
Protection function Automatic voltage stabilization, manual voltage regulation, under phase indication, over/under voltage alarm, short circuit protection, overload protection
Insulation grade Class F
Load test EN - 61558 - 2 - 4 / EC - 204
Voltage rise test There is no abnormality in AC 2500V/min between coil and iron core
Temperature rise Under full load continuous operation, the temperature of each winding and core in summer is ≤ 60℃
Insulation resistance ≥5MΩ
Work efficiency ≥95%
Overload capacity The system runs with 100% excess load for one minute
Noise Within 50dB/1m
Temperature Storage temperature -20 - 60℃, Working temperature -10 - 40℃
Humidity 30 - 90% no condensation
Degree of protection IP20
Cooling mode Dry air cooling
Executive standard JB/T 7620 - 1994
Design life 20Years



Application Description
Laser Machine Provides stable power for laser cutting machines, laser marking machines, ensuring processing precision.
CNC Machining Center Provides stable voltage for CNC machining centers, ensuring machining quality and equipment safety.
Tool Grinder Provides stable power for precision tool grinders, ensuring grinding accuracy.
Medium and Slow Wire Walking Provides stable voltage for medium and slow wire EDM machines, ensuring machining precision.
Spark Machine Provides stable power for EDM equipment, ensuring processing effect.
CNC Spring Machine Provides stable voltage for CNC spring machines, ensuring spring forming accuracy.
Imported Precision Equipment Provides stable power for imported precision equipment, protecting safe operation.
Printing Press Provides stable voltage for printing equipment, ensuring print quality.
Medical Equipment Provides stable power for medical instruments, ensuring accurate diagnosis and treatment.
Research Institutions Provides stable voltage for scientific research experimental equipment, ensuring reliable experimental data.
Industrial Automation Provides stable power for PLC, frequency converter, servo drive and other equipment.
Semiconductor Equipment Provides high-precision stable power for semiconductor manufacturing equipment.

Item Detail
Quality System ISO9001 Quality Management System Certification
Product Certification CE Certified (Compliant with relevant standards)
Testing Process 100% full inspection + 48-hour full-load aging test
Warranty 12 months standard warranty, extendable to 36 months
After-sales Service Lifetime technical support, 7×24 rapid response

Advantage Description
Source Factory Nearly 20 years of power equipment manufacturing experience, own production lines, cost-controlled, guaranteed delivery.
Quality Assurance 100% inspection + 48-hour aging test, ISO9001 certified, product yield rate over 99.7%.
Flexible Customization Supports non-standard customization for capacity, voltage, voltage stabilizing accuracy, etc., meeting special requirements.
Global Service 7×24 technical support, 12-month warranty (extendable), lifetime maintenance.
Professional Team Experienced R&D engineers and foreign trade team, providing selection guidance and technical consultation.
Technical Accumulation Nearly 20 years of power equipment manufacturing technical accumulation, mature and reliable products, compliant with international standards.

FAQ

Q1: What is the difference between AVR Intelligent AC Voltage Regulator and ordinary three-phase voltage regulator?
A: The biggest feature of the AVR series is no zero line input, three-phase live wire direct input, no interference from zero line, especially suitable for scenarios where the internal power grid of the enterprise is not standardized and wiring is not professional. Ordinary three-phase voltage regulators require zero line input and have higher requirements for the power grid.

Q2: What is the efficiency of this voltage regulator?
A: Work efficiency ≥95%, low energy conversion loss, energy saving and environmentally friendly.

Q3: What is the input voltage range of this voltage regulator?
A: Input voltage is AC 380V ± 15%, adaptable to different power grid environments.

Q4: What protection functions does this voltage regulator have?
A: It features automatic voltage stabilization, manual voltage regulation, under phase indication, over/under voltage alarm, short circuit protection, overload protection and other protection functions.

Q5: Can this voltage regulator operate continuously for a long time?
A: Yes. The design life is 20 years, can operate continuously for a long time, stable and reliable performance.

Q6: What are the size and weight of 40KVA and 60KVA?
A: AVR-40KVA size is 700360580mm, weight 105kg; AVR-60KVA size is 700440700mm, weight 145kg.

Q7:What are the benefits of choosing an AVR Intelligent AC Voltage Regulator for industrial applications?
A:We provide a three phase voltage stabilizer designed for high precision and adaptability, ideal for industrial settings with unstable power. Its adjustable voltage accuracy and high efficiency ensure steady power supply, protecting sensitive equipment from voltage fluctuations and improving operational reliability.

Q8:Can you customize the voltage stabilization accuracy according to specific project needs?
A:Yes, our sbw compensated voltage regulator allows adjustable voltage stabilization accuracy from ±1% to ±5%, enabling you to tailor voltage control to your equipment’s sensitivity and ensure optimal performance under varying load conditions.

Q9:How does the installation process accommodate non-standard wiring environments?
A:Our regulator connects directly to three-phase live wires without the need for zero lines, making it suitable for non-standard grids and unprofessional wiring. We provide detailed guidance and technical support to ensure smooth installation even in complex power environments.

Q10:What maintenance and support services do you offer for your industrial voltage stabilizer supplier products?
A:We back our products with a 12-month standard warranty, extendable up to 36 months, plus lifetime technical support. Our robust quality management and multiple alarm protections minimize maintenance, and we offer responsive services globally to support your continuous operation and equipment safety.


We look forward to becoming your reliable power solution partner!

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