PRODUCTS

APFC Automatic Power Factor Correction Panel

An ​Automatic Power Factor Correction (APFC) Panel​ continuously monitors and optimizes your facility's power factor by automatically switching capacitor banks to counteract energy-wasting reactive power from inductive loads like motors and transformers. This significantly reduces electricity bills by eliminating utility penalties for low power factor while also freeing up your transformer and distribution capacity. APFC panels enhance voltage stability, protect sensitive equipment from damage, and lower carbon emissions by boosting overall system efficiency. Requiring minimal maintenance, they operate autonomously to ensure compliance with grid standards (IEC/IEEE) and deliver rapid return on investment through sustained energy cost savings across factories and commercial buildings.
 
Rated Voltage:
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  • APFC

  • Giantele

  • 380V

  • 50Hz

  • Three

  • 1 Piece

  • 50 kvar, 75 kvar, 100 kvar, 200 kvar

Overview 

An Automatic Power Factor Correction (APFC) Panel continuously monitors and optimizes your facility's power factor by automatically switching capacitor banks to counteract energy-wasting reactive power from inductive loads like motors and transformers. This significantly reduces electricity bills by eliminating utility penalties for low power factor while also freeing up your transformer and distribution capacity. APFC panels enhance voltage stability, protect sensitive equipment from damage, and lower carbon emissions by boosting overall system efficiency. Requiring minimal maintenance, they operate autonomously to ensure compliance with grid standards (IEC/IEEE) and deliver rapid return on investment through sustained energy cost savings across factories and commercial buildings.


Applicable occasion

  1. Manufacturing Plants & Industrial Facilities

    • Core Issue: Low power factor (0.6–0.8) due to heavy inductive loads (motors, compressors, welding equipment), leading to utility penalties and wasted capacity.

    • APFC Role: Automatically injects capacitive reactive power to maintain PF ≥0.95, reducing electricity bills by 15–25%, releasing 20–30% transformer capacity, and enabling machinery to run cooler/longer.

  2. Commercial Complexes & Shopping Malls

    • Core Issue: Voltage fluctuations from HVAC chillers, elevators, and lighting systems causing flickering lights, equipment tripping, and inflated demand charges.

    • APFC Role: Stabilizes voltage (±2%), cuts HVAC energy use by 10–15%, prevents elevator motor burnout, and eliminates PF penalties—ensuring seamless tenant operations.

  3. Data Centers & Telecom Sites

    • Core Issue: Critical IT/Server loads generating harmonic distortion and low PF, increasing cooling costs and risking uptime during grid instability.

    • APFC Role: Maintains near-unity PF (0.99), reduces PUE (Power Usage Effectiveness) by 8–12%, protects UPS/battery systems, and mitigates $10k+/hr downtime risks.

  4. Hospitals & Laboratories

    • Core Issue: Sensitive imaging/MRI equipment and life-support systems vulnerable to voltage sags from sudden motor starts (e.g., HVAC, pumps).

    • APFC Role: Prevents voltage drops during peak load transitions, extending medical device lifespan by 20%+ and ensuring compliance with IEC 60601 power quality standards.

  5. Water Treatment Plants & Pumping Stations

    • Core Issue: Constant-duty pumps and variable-frequency drives (VFDs) causing severe PF degradation (0.5–0.7) and cable overheating.

    • APFC Role: Dynamically compensates for rapid load changes, lowering pump energy consumption by 18–22% and avoiding premature motor failures.




Product Features

Dynamic Reactive Power Compensation

Continuously monitors and adjusts reactive power output to maintain stability and efficiency during load variations, with an adjustable power factor ranging from -1 to +1.


High-Efficiency Control

Incorporates Insulated Gate Bipolar Transistor (IGBT) technology for effective power conversion, significantly minimizing energy losses and boosting overall system efficiency.


Power Factor Improvement

Effectively raises the power factor close to unity (1.00), resulting in reduced electricity costs and decreased strain on the grid, ultimately benefiting businesses economically.


Harmonic Suppression

Features integrated harmonic filtering capabilities that suppress harmonic distortion within the grid, safeguarding electrical equipment and extending its lifespan.


Modular Design

The modular design allows for easy expansion and maintenance, providing flexibility to adapt to various power system scales and requirements, while supporting future upgrades.


User-Friendly Interface

Equipped with an intuitive Human-Machine Interface (HMI) that enables operators to monitor and adjust system parameters in real-time, improving operational efficiency.


Reliability and Stability

Undergoes extensive testing to ensure dependable performance under diverse operating conditions, capable of withstanding challenging environments to ensure safe operation.


Multi-Functional Integration

Offers a range of functions, including reactive power compensation, load balancing, and harmonic filtering, delivering a comprehensive solution for diverse user needs.

APFCThree-phase three-wireThree-phase four-wire
Rated compensation current100A-600A50A~600A
Input
Working voltage (v)400V(-20%~+15%),690(-20%~+15%)400V(-20%~+15%)
Operating frequency (Hz)50Hz/60Hz50Hz/60Hz
   
Performance index
Filtering abilityTHDI<3%THDI<3%
Filtering rangeEliminate harmonics from the 2nd to the 50th order.Eliminate harmonics from the 2nd to the 50th order.
Instantaneous response time<100us<100us
Full response time<10ms<10ms
There is power loss<3%(rated)<3%(rated)
Correct three-phase imbalancehavehave
Reactive power compensationYes, the power factor can be setYes, the power factor can be set
Overload protectionAutomatic current limiting at 100% rated outputAutomatic current limiting at 100% rated output
Switching frequency20KHz20KHz
   
Display and Operation
Display interface7-inch Chinese color touch screen7-inch Chinese color touch screen
Display statusGrid parameters such as current, voltage, power and harmonic distortion rateGrid parameters such as current, voltage,
power and harmonic distortion rate
CommunicationModbus,RS 485, TCP /IP EthernetModbus,RS 485, TCP /IP Ethernet
Input and output dry nodes5 output nodes and 4 input nodes
(customizable by users)
5 output nodes and 4 input nodes
(customizable by users)
   
Product configuration
Single-machine operationOkOk
Shut down and runMultiple units can be connected onlineMultiple units can be connected online
   
Environmental conditions
Ambient temperature-10C~40℃-10C~40℃
Storage environment-40C~65℃-40C~65℃
Relative humidityMaximum temperature 95℃, no condensationMaximum temperature 95℃, no condensation
AltitudeLess than 2,000 metersLess than 2,000 meters

 

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