Low Voltage distribution panel
Low Voltage distribution panel
GGD AC Low Voltage Fixed Switchgear
GGD AC Low Voltage Fixed Switchgear
GGD AC Low Voltage Fixed Switchgear
GGD AC Low Voltage Fixed Switchgear
GGD AC Low Voltage Fixed Switchgear
GGD AC Low Voltage Fixed Switchgear
GGD AC Low Voltage Fixed Switchgear
GGD AC Low Voltage Fixed Switchgear

GGD AC Low Voltage Fixed Switchgear

GGD low-voltage fixed switchgear is a low-voltage distribution system with AC 50Hz, rated voltage 380V, adopting fixed installation structure. It features reasonable structure, convenient installation and maintenance, good protection performance. This product is suitable for power distribution, lighting distribution and motor control in power plants, substations, industrial and mining enterprises, and is an important equipment in low-voltage distribution systems.


Detailed Technical Specifications


Parameter Category

Technical Specifications

Rated Characteristics

Rated Operational Voltage: 380V
Rated Insulation Voltage: 660V
Rated Frequency: 50Hz
Rated Current: Main busbar ≤3150A, Branch busbar ≤1000A

Short-circuit Performance

Rated Short-time Withstand Current: 15kA/1s, 30kA/1s, 50kA/1s
Rated Peak Withstand Current: 30kA, 63kA, 105kA
Rated Breaking Capacity: Up to 50kA depending on configuration

Protection Degree

IP30 (Standard configuration)
IP40 (Optional configuration)

Busbar System

Main Busbar: Copper or aluminum busbar
Neutral Busbar: Same size as phase or reduced capacity
Earth Busbar: Independently installed

Construction Type

Fixed installation structure
Enclosure made of cold-formed profiles
Door panel made of cold-rolled steel plate

Installation Methods

Wall-mounted installation
Free-standing installation
Multiple cabinets side-by-side installation

Compliance Standards

GB7251.1, IEC60439-1


Key Product Features


1.Reasonable Structural Design

    Frame using cold-formed profiles, connected with screws, high structural strength

    Functional unit isolation design, separating equipment compartment, busbar compartment, cable compartment

    Good ventilation and heat dissipation, with upper and lower ventilation holes to ensure normal equipment operation

    Good protection performance, effectively preventing foreign object entry and electric shock

2.Reliable Electrical Performance

    Vertical arrangement of main busbar, reducing possibility of phase-to-phase short circuit

    Good dynamic and thermal stability, able to withstand rated short-circuit current impact

    Excellent insulation performance, using high-quality insulation materials

    High contact reliability, using high-strength fasteners

3.Easy Installation and Maintenance

    Front operation and front maintenance, all operation and maintenance performed from the front

    Spacious installation space, convenient for component installation and wiring

    Modular design, easy to expand and modify

    Clear identification system, easy to identify and operate

4.Safety Protection Functions

    Complete earthing system, ensuring personal safety

    Mechanical interlock, preventing misoperation

    Protective partition, preventing arc diffusion

    Emergency operation device, ensuring quick power off in emergency situations

5.Economical and Practical

    Economical cost, high cost performance

    Reliable operation, low maintenance cost

    Wide application range, can meet various usage requirements

    Long service life, durable


Typical Applications


    Power plants: Station auxiliary power systems, auxiliary power centers

    Substations: Station service systems, distribution systems

    Industrial and mining enterprises: Power distribution, lighting distribution, motor control

    High-rise buildings: Power distribution systems, pump and fan control

    Infrastructure: Airports, ports, metro power distribution systems

 

Optional Configurations


    Standard Type: Basic configuration, meeting general usage requirements

    Enhanced Type: Increased protection level and safety

    Economical Type: Reduced cost, meeting basic functions

    Special Environment Type: Suitable for special environmental conditions


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