1. Product Definition
Electrical complete set equipment integrates circuit breakers, transformers, switches, busbars, meters and protection devices inside cabinets. It realizes power distribution, circuit switching, fault protection and electrical monitoring, widely used in power grid, industrial parks, buildings, rail transit and new energy power stations.
2. Main Product Classification
High-voltage Equipment: Rated voltage above 10kV, including high-voltage switch cabinet, ring main unit and box substation, applied to power transformation and main line power distribution.
Low-voltage Equipment: Rated voltage 380V/220V, covering distribution cabinet, power cabinet and control cabinet for terminal power supply distribution.
Control Equipment: PLC control cabinet, frequency conversion cabinet and fan & water pump control cabinet for automatic operation and speed regulation.
Prefabricated Box Substation: Integrated high-low voltage distribution and transformer, outdoor modular power supply unit.
3. Core Components
Cabinet shell, high-low voltage switch, fuse, relay protector, current & voltage transformer, busbar, cable, measuring instrument, lightning protection and intelligent monitoring terminal.
4. Application Fields
Power industry: Substation and power distribution network
Industrial manufacturing: Workshop production and mechanical equipment power supply
Construction engineering: Residential buildings, shopping malls and office buildings
New energy: Photovoltaic, wind power, energy storage and charging pile
Infrastructure: Tunnel, subway and municipal lighting
5. Key Performance Requirements
Safety protection: Anti-electric shock, short-circuit prevention and arc explosion resistance
Insulation resistance: Comply with voltage level insulation standards to avoid electric leakage
Fault protection: Automatic power cut under overload and short circuit conditions
Operational stability: Adapt to high and low temperature, humid and dusty working environment
Intelligent function: Remote monitoring, fault alarm and online operation maintenance
6. Industry Standards
Products comply with national GB standards. All finished products need 3C certification and type test inspection before delivery and commissioning.
7. Industry Development Trends
Intelligent digitalization: IoT monitoring and cloud management applied on traditional cabinets
Miniaturization & modularization: Space-saving structure and convenient installation
Energy conservation & environmental protection: Low power loss and eco-friendly materials
Customized production: Special equipment matched for new energy and industrial automation
8. Daily Maintenance
Regularly check wiring tightness, contact wear, grounding condition and internal dust cleaning, and test protection functions periodically.
