Wenzhou Huajidian Technology Co. Ltd.
Wenzhou Huajidian Technology Co. Ltd.
Products

Low Voltage Switchgear Factory

Huajidian Low Voltage Switchgear is a complete enclosed power distribution solution designed in accordance with IEC 61439 standards for AC 380V–415V low-voltage electrical systems. The product range includes incoming switchboards, outgoing feeder panels, capacitor compensation cabinets, and MCC motor control centers, providing reliable power reception, distribution, motor control, and energy management for industrial and commercial applications.

Manufactured by ISO-certified production partners in Yueqing, China, every switchgear assembly undergoes comprehensive IQC, IPQC, and Factory Acceptance Testing (FAT) to ensure consistent product quality and operational reliability. Huajidian also provides one-stop engineering services, including primary and secondary circuit design, component selection, certification support, factory testing, and international logistics.

Widely installed in manufacturing plants, commercial buildings, data centers, photovoltaic power stations, energy storage projects, and utility distribution systems across the Middle East, Africa, Southeast Asia, and other international markets, Huajidian Low Voltage Switchgear combines modular construction, intelligent monitoring, and advanced arc protection for safe, flexible, and efficient power distribution.

Technical Specifications

  • Rated Voltage: AC 380V / 400V / 415V, 50/60Hz (customizable)
  • Rated Current: 100A–6300A
  • Protection Rating: IP30 / IP44 (optional)
  • Standards: IEC 61439, CE, UL, ATEX
  • Key Advantages: Modular design, multi-compartment arc protection, intelligent energy monitoring, easy system expansion

Key Features

Multi-Compartment Arc Protection

The switchgear utilizes independent compartments for busbars, circuit breakers, and cable connections. This compartmentalized structure limits arc faults to a single section, improving operational safety and minimizing the impact of electrical faults on the overall distribution system.

Tin-Plated Copper Busbar System

High-conductivity tin-plated copper busbars provide low contact resistance, excellent corrosion resistance, and stable performance under continuous full-load operation, reducing energy losses while improving long-term system reliability.

Intelligent Power Monitoring

Optional intelligent monitoring devices provide real-time measurement of voltage, current, power factor, energy consumption, and other electrical parameters. Remote communication enables centralized monitoring and supports modern energy management systems.

Flexible Modular Configuration

Huajidian Low Voltage Switchgear can be configured according to project requirements by combining incoming cabinets, feeder panels, capacitor banks, motor control centers (MCC), and other functional units, allowing flexible expansion as power demand increases.

Comprehensive Factory Acceptance Testing

Every switchgear assembly undergoes complete factory acceptance testing before shipment, including full-load simulation, functional verification, wiring inspection, and operational testing, reducing commissioning time and minimizing installation risks on site.

Typical Applications

  • Industrial manufacturing facilities
  • Commercial buildings
  • Office complexes
  • Data centers
  • Hospitals
  • Photovoltaic power plants
  • Battery energy storage systems (BESS)
  • Utility substations
  • Water treatment plants
  • Infrastructure projects

Frequently Asked Questions

Can Huajidian Low Voltage Switchgear be used in 60Hz power systems?

Yes. The switchgear is designed for both 50Hz and 60Hz electrical systems. Components can be configured to meet regional requirements, including UL-certified main circuit breakers for projects serving North American and other international markets.

How many outgoing feeders can one feeder cabinet accommodate?

A standard feeder cabinet typically supports 12 to 24 outgoing circuits. Larger cabinet configurations can be customized to accommodate additional feeder circuits according to project load requirements and electrical drawings.

Does Huajidian provide engineering drawings and installation support?

Yes. Huajidian supplies complete primary and secondary wiring diagrams, CAD drawings, terminal schedules, operation manuals, and technical documentation. For large international projects, experienced electrical engineers can provide on-site installation guidance and commissioning support upon request.

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Low-Voltage Electrical Distribution Cabinet

Low-Voltage Electrical Distribution Cabinet

Power System AC380V/50Hz; 3-phase 3-wire / 4-wire / 5-wire systems.

Certifications IEC 62271-200, IEC 694, GB3906, DIN VDE 0670

This low-voltage electrical distribution cabinet is designed for AC380V/50Hz 3-phase 3-wire, 4-wire, or 5-wire power distribution systems. It supports a rated current of up to 630A and integrates circuit monitoring, equipment start/stop control, and comprehensive protection against overload, short-circuits, and earth leakage. The enclosure is constructed from 1.2mm cold-rolled steel and utilizes high-purity TMY copper busbars (compliant with national standards). It features a standard IP30 protection rating (upgradable to IP54) and supports both standalone and side-by-side modular installation; internal components can be supplied as standard national-compliant parts or customized to specific requirements.
MNS Low Voltage Switchgear

MNS Low Voltage Switchgear

Power System 380V/400V/690V, 50/60Hz Three-Phase AC

Certifications IEC 62271-200, IEC 694, GB3906, DIN VDE 0670

The MNS low voltage switchgear serves as core equipment in power distribution systems for industrial plants, petrochemical bases, power stations, and high-rise buildings. HUAJIDIAN products feature a fully modular, standardized structure, supporting a maximum main busbar current of 6300A and a short-time withstand current of 100kA. They come equipped with smart communication interfaces and an IP41 protection rating, holding full ISO9001 and CE certifications. Backed by rigorous quality control within our own standardized manufacturing facilities, this equipment has been successfully deployed in numerous large-scale domestic projects.
GCS Low Voltage Switchgear

GCS Low Voltage Switchgear

Power System 380V, 400V, 660V

Certifications IEC 62271-200, IEC 694, GB3906, DIN VDE 0670

As a professional Chinese manufacturer of low-voltage power distribution equipment, HUAJIDIAN independently develops and produces the GCS low voltage switchgear. Designed for modern industrial and civil power distribution systems, this product utilizes a mature, modular, withdrawable-drawer structure, offering easy maintenance, high safety, strong compatibility, and stable operation. The equipment strictly adheres to national and industry standards, supports automated networked control, and is widely suitable for complex distribution scenarios such as power plants, petrochemical facilities, industrial manufacturing sites, and high-rise buildings.
GCK Low Voltage Switchgear

GCK Low Voltage Switchgear

Power System AC 400V, 50Hz; 400–3150A

Certifications IEC 62271-200, IEC 694, GB3906, DIN VDE 0670

With over a decade of expertise in low-voltage power distribution, HUAJIDIAN specializes in GCK low voltage switchgear rated for AC 400V/50Hz and currents of 400–3150A. Featuring three-position mechanical interlocking drawer units, this equipment offers high short-time withstand current capabilities and flexible protection ratings. It supports intelligent monitoring, customized anti-corrosion/moisture-proof treatments, and pre-installation site surveys, making it widely used in domestic industrial, commercial, and rail transit projects.
GGD Low Voltage Switchgear

GGD Low Voltage Switchgear

Power System 630A–3150A, 50Hz

Certifications IEC 62271-200, IEC 694, GB3906, DIN VDE 0670

HUAJIDIAN is a China-based manufacturer specializing in electrical equipment, with decades of expertise in the R&D and production of GGD low voltage switchgear. This stationary low-voltage power distribution equipment complies with GB7251.1 and IEC60439 standards. With a rated operating current range of 630A to 3150A, it facilitates power conversion, distribution, load protection, and equipment start/stop control for power plants, industrial and mining facilities, chemical parks, and commercial or residential projects.
HUAJIDIAN TEC is a professional Low Voltage Switchgear manufacturer and supplier in China. We have an experienced sales team, professional technicians, and an after-sales service team.
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