Active Harmonic Filter - IPC150-AHF Series

Active Harmonic Filter

IPC150-AHF Series

InPhase Active Harmonic Filter is a series of IGBT based solution to resolve any challenging power quality problems like Harmonics, Reactive Power management, Unbalance compensation. Our Filters are ingenously designed in India. It is made to withstand the rugged climatic and grid conditions of country like India. InPhase Filters are currently installed in wide range of industries covering steel, cement, foundary, textile, processing and pharma. These filters can also work in single phase traction applications like Metro, Railways, MonoRail. All users are reaping immense benefits by improving their power quality. Benefits range from elimination of penalties to reduction in Energy costs. To realize similar benefits call us today.

The product uses the latest generation IGBT to give extended temperature of operation and extrordinary life for the equipment. To ensure robust filtering it uses Closed loop control based on rigourous filtering algorithm. It also has inbuilt capability of monitoring and reporting of faults to our centralized service team through ingenious Fault Analysis Network(FAN). InPhase filters have 20+ Advanced features that can make it the best choice for you.

InPhase offers the widest range of filters to resolve your power problems. We have the Industriest highest offering of Filters which showcases our ability, robustness and efficiency. Our product is available from 100Amps to 900Amps and can be interlinked up to 32 panels to increase the capacity. We are proud state that our filters are capable of working both in Single and Three Phase.

If you are looking for a Voltage range above 415V up to 690V Please refer to our IPC150-AHF-600/690V Product


InPhase IPC150-AHF serires is available in 6 different ratings both in single phase and three phase

  • IPC150-AHF-100A-V415
  • IPC150-AHF-150A-V415
  • IPC150-AHF-300A-V415
  • IPC150-AHF-450A-V415
  • IPC150-AHF-600A-V415
  • IPC150-AHF-900A-V415
  • Features

  • Harmonics Filtering
  • Reactive/Power Factor Control
  • Unbalance Compensation
  • Quick Response time
  • Extensive protections
  • Modular Configuration - Up to 32 Units in Parallel
  • 7' inch Colour display
  • Available both in Single Phase and Three Phase
  • Automatic Fault Monitoring
  • Inbuilt data logger
  • CCS* - Cloud Computing System
  • Specifications


    Parameter Description
    Frequency 50Hz/60Hz with 5% tolerance
    Connection System 3 Phase (3 Wire)*
    Current Harmonics Range 2nd to 25th Harmonic Order
    Selectable Harmonics 10 harmonics individually selectable
    Filtering efficiency Better than 97% of filter rating typically
    Reaction Time less than 0.5ms instantaneous
    Response Time less than 30ms typically (10% to 90% Filtering)
    Reactive Power Compensation Static/Dynamic
    Power Factor Programmable 0.6 Inductive to 0.6 Capacitive
    Load Balancing Line to Line Balancing (3-Wire mode)
    Controller DSP Based Controller
    Active Power Less than 3% of Unit Rating
    Modularity Up to 32 Power Units/Filters. Power Units can be master/slave
    Ingress Protection+ IP31
    Control Capabilities Filter ON/OFF, Filter Status Description
    Setup Selection of individual harmonic to filter
    Settable Options Power factor/Reactive Power/Unbalanced Compensations/CT Ratio/Parallel Units
    Electrical Parameters Monitoring Voltages and Currents measurements, Active, Reactive and Apparent Power, Power Factor Measurements
    Temperature 0 Degree Celcius to 40 Degree Celcius
    Humidity Up to 95 Degree (Non-Condensing)
    Altitude 1000M
    Common top/bottom cable entry cubicle
    IP41 execution (Filter derating of 10% has to be applied)
    Base Frame (100mm height) for single unit
    Surge Arresters
    *For 4 wire connection please consult
    +For other IP's please consult

    Know more about Active Harmonic Filter

    Active Filter Technology Paper

    Active Harmonic Filter Technology Reveiw

    • March 30, 2015
    • Technology, Selection Methods, Control Mechanism

    This Technology paper presented by InPhase in Capacit 2014 is a very good read for understanding the technology in a complete sense. The paper discusses about the various control mechanisams applied in filtering such as the frequency domain, time domain followed by details in to the different control mechanism.The paper also details the key factors used in selecting a filter.

    Read More

    Active Harmonic Filter Basics

    • February 02, 2015
    • Basics, Harmonics, FAQ on Active Harmonic Filter

    Are you new to Active Harmonic Filter ? Well This is then the article that you should read. Strucutured in to a simple FAQ manner the article raises several questions and then provides the answer in a detailed manner. The article address over 15 questions ranging from technology to solutions and installation of harmonic filters.

    Read More

    Dr InPhase Active Filter Edu Series
    Comparision of Active vs Passive Filter

    Differences between Active Harmonic Filter and Passive Filter

    • January 22, 2015
    • Active Filter, Passive Filter, Comparison, FAQ

    Technology is always never ending and provides limitless options. Are you confused between the Active Harmonic Filter and Detuned Filter or Passive Filter then here is a article that can clarrify all the queries that can be thought off. The article structured as FAQ draws one to one comparison of the technology from application end like Reactive Power, Harmonics Mitigation.

    Read More

    Case studies about Active Harmonic Filter

    Resolving unbalance using Active Harmonic Filter-Case Study

    • August 16, 2016
    • Unbalance compenstaion, Case study

    Active Harmonic Filter are capable of addressing multitude of Power Quality problems like Harmonics, Unbalance, Reactive Power compensation and Power factor correction. This case study details about a special application of our filters where it is used to resolve the unbalance issue at a customer site that was facing very high current unbalances. Read this to understand how our filters can give complete freedom from unbalance issue and other Power Quality realted problems.

    Read More

    Unbalance case study

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