Power Quality & DC

HJ-APF Series Active Power Filter
HJ-APF Series Active Power Filter

Up to 300A per Module / 3-Level Topology / THDi < 5%

The HJ-APF Series Active Power Filter is an advanced, IGBT-based power electronics solution designed to dynamically eradicate electrical grid pollution. Utilizing high-speed DSP processing, it monitors load currents in real-time and injects exact opposite-phase currents to cancel out harmful harmonics, correct power factor, and balance 3-phase loads, ensuring ultimate power quality for your most sensitive equipment.

 

Ideal for Harmonic-Rich & Mission-Critical Facilities:

  • ✓ Data Centers (IDC), Telecom Hubs & Hospitals
  • ✓ Semiconductor & Precision Manufacturing Plants
  • ✓ Facilities with Heavy VFD (Variable Frequency Drive) Usage
  • ✓ Rail Transit, Airports & Modern Commercial Buildings
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HJATIS HJ-GZDW 220V substation DC power system, providing smart unattended continuous control power supply for critical switchgear operations
HJ-GZDW Series Substation DC Power System

Up to 220V / 250A / Smart Unattended Control

The HJ-GZDW Series Substation DC Power System is a highly reliable, microcomputer-controlled critical DC power supply. Serving as the vital “lifeline” of any electrical facility, it provides uninterrupted, ultra-stable DC power for high-voltage switchgear operation (closing/tripping), relay protection, automation controls, and emergency lighting, ensuring ultimate grid safety even during total AC power failures.

 

Ideal for Mission-Critical & Unattended Facilities:

  • ✓ 12kV to 220kV High-Voltage Substations & Power Plants
  • ✓ Heavy Metallurgy, Mining & Petrochemical Complexes
  • ✓ Railway Networks & Telecommunication Hubs
  • ✓ Data Centers (IDC) & High-Rise Commercial Buildings
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HJATIS HJ-PFC 400V 600kvar automatic capacitor bank with detuned reactors, designed to improve power factor and stabilize voltage in commercial distribution
HJ-PFC Series Automatic Capacitor Bank

High ROI / Smart Switching / Harmonic-Resistant

The HJ-PFC Series Automatic Capacitor Bank is a highly reliable, microprocessor-controlled reactive power compensation system. Designed to automatically track load fluctuations and precisely switch capacitor steps, it dramatically improves your facility’s power factor, eliminates utility penalty charges, reduces line losses, and effectively frees up transformer capacity for future expansion.

 

Ideal for Power Optimization & Energy Savings:

  • ✓ General Manufacturing & Industrial Plants
  • ✓ Commercial Complexes, Malls & Office Buildings
  • ✓ Water Treatment Plants & Heavy Pumping Stations
  • ✓ Utility Substations & Distribution Networks
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