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Automatic power factor correction reactive power compensation cabinets enhance power factor and energy efficiency in distribution systems by compensating for reactive power. Featuring capacitor banks, controllers, and protection devices, they're essential in industrial, commercial, and residential settings, reducing electricity costs and improving equipment safety and efficiency
GGJ reactive power compensation cabinet adopts standard bolt-assembled profile steel frame without welding deformation. The cabinet frame undergoes hot-dip galvanizing anti-rust treatment, and the outer shell is finished with electrostatic epoxy plastic spraying, featuring excellent anti-corrosion, scratch-resistant and anti-aging performance to adapt to long-term indoor industrial operation. The interior is reasonably partitioned into independent control instrument area, main busbar area and capacitor compensation compartment via metal separation plates. The isolated layout effectively avoids heat accumulation and mutual interference between control elements and capacitor banks. The cabinet is equipped with top ventilation ducts and automatic temperature-controlled cooling fans to discharge heat generated by capacitors during operation, and the overall protection grade reaches IP30 to prevent accidental contact with live components and dust intrusion.
The cabinet is equipped with intelligent power factor automatic controller as the core control unit, which tracks real-time grid reactive load changes and automatically switches capacitor groups in graded steps. It adopts zero-crossing switching technology to realize surge-free capacitor input, eliminating impact current and extending the service life of capacitors and switching components. All compensation modules are modular and interchangeable, supporting independent single-group maintenance without shutting down the whole cabinet. The controller supports real-time display of power factor, voltage, current and reactive power data, with power-off parameter memory function; it can automatically resume operation after power recovery without manual reset. Optional series reactors can be matched to suppress grid harmonic interference and protect capacitors from harmonic damage.
This equipment is applicable to AC 50/60Hz three-phase 4-wire low voltage power distribution systems with rated voltage 0.4kV, fully complying with IEC 60439 and GB/T 15576 industry standards. It integrates complete multi-dimensional protection functions: short-circuit protection, overload protection, overvoltage/undervoltage protection, phase loss protection, overtemperature protection and harmonic overcurrent protection. When abnormal grid conditions occur, the system will automatically cut off the compensation loop to avoid capacitor breakdown and equipment damage. Customers can flexibly configure dry-type low-loss compensation capacitors, AC contactors, fuses, reactors, energy meters and RS485 communication modules for remote monitoring and data uploading, realizing intelligent unattended power quality management.
GGJ automatic power factor correction cabinet is a supporting core energy-saving device for all types of low-voltage power distribution systems, widely matched with GCK, GGD, MNS and other distribution switchgears. It is massively deployed in thermal power plants, urban distribution substations, metallurgical plants, petrochemical workshops, mining enterprises, textile factories, municipal sewage treatment plants, large shopping malls, high-rise residential complexes, hospitals, airports, ports, photovoltaic and wind new energy stations. Its core functions include dynamic reactive power compensation, power factor improvement, reduction of line and transformer power loss, grid voltage stabilization and power consumption cost control, becoming a standard energy-saving configuration for medium and large industrial and commercial power distribution projects worldwide.
Altitude: ≤ 1000 meters above sea level
Ambient Temperature: -25℃ ~ +40℃
Relative Humidity: ≤ 90% (at 25℃)
Seismic Resistance: Horizontal acceleration ≤ 0.4m/s²; Vertical acceleration ≤ 0.2m/s²
Site Environment: Free of conductive dust, corrosive, flammable and explosive substances that damage metals and insulating materials
Installation Requirement: No severe vibration; cabinet vertical inclination shall not exceed 3°
| Product Name | GGJ Automatic Power Factor Correction Reactive Power Compensation Cabinets |
| Category | Low Voltage Switchgear |
| Brand | Duanlu Electric |
| Manufacturer | Duanlu Electric Co., Ltd. |
| Place of Origin | Anhui, China |
| Certifications | ISO 9001, ISO 14001, CE, IEC compliant |
| Warranty | 12-24 months (extendable) |
| Customization | OEM/ODM available |
| MOQ | 1 unit (sample) / 5-10 units (bulk) |
Our GGJ Automatic Power Factor Correction Reactive Power Compensation Cabinets is widely used in:
A: All our products are certified with ISO 9001, ISO 14001, CE, and comply with IEC standards. We can also provide specific certifications required by your local market.
A: We provide a standard 12-month warranty from shipment date, with extended warranty up to 24 months. All products undergo strict pre-shipment testing.
A: Yes, we offer full OEM/ODM services including custom design, branding, and packaging. Our R&D team can develop products according to your technical specifications.
A: MOQ is typically 1 unit for samples and 5-10 units for bulk orders of standard Low Voltage Switchgear. Custom designs may have different MOQ requirements.
A: Standard products: 15-25 days. Custom products: 30-45 days depending on specifications. We also keep stock for popular models for faster delivery.
A: We accept T/T (30% deposit, 70% balance before shipment), L/C at sight, and Western Union for samples. Other terms negotiable for long-term partners.
Our engineering team will respond within 24 hours with detailed pricing and technical specifications.
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✉️ Email: wangzw@126.com
