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Complete Guide to Distribution Box Specifications Models and Dimensions

Distribution boxes come in various models and specifications, ranging from low-voltage fixed and withdrawable switchgear to plastic consumer units, with dimensions and mounting types tailored to industrial, commercial, and residential applications. Types and Models1.

Low-

Voltage Fixed SwitchgearGGD Series: Used in substations and power plants; rated voltage 380V, AC 50Hz, high breaking capacity, stable performance, and compact structure.

GD

H Series: Similar to GGD, with manufacturer-specific parameters for stable power supply.

PG

L Series: Widely used in areas requiring reliable low-voltage distribution. 2.

Low-

Voltage Withdrawable SwitchgearGCK Series: Composed of power distribution center cabinets and motor control centers; rated voltage ~660V, AC 60Hz; suitable for motor control and lighting equipment.

GC

S Series: Rated voltage 400V, AC 50Hz; used in power supply systems for industrial, oil, and high-rise buildings.

MN

S Series: Compact, stable, and widely used in small power plants, industrial enterprises, and hotels. 3. Plastic Distribution BoxesC6 Series Single Phase Distribution Board: Includes cover, frame, base box, guide rail, neutral and earth copper bars; available in surface or flush mounting.

Ex9XG Series: Designed for outdoor and indoor applications like construction sites, parking lots, gardens, and bathrooms; provides waterproof, dustproof, and smoke-proof protection.

Dimensions and Mounting

Distribution boxes are available in 1-way to 36-way configurations, with dimensions specified in length, width, and height depending on the model. Mounting types: Flush Mounted: Installed inside walls for a concealed look. Surface Mounted: Hung on wall surfaces for easy access.

Standard cable lengths for wiring vary from 1 m to 10 m, with dimensions provided in millimeters or inches depending on the manufacturer.

Applications

Industrial and Mining Sites: Power distribution, motor control, and lighting systems. Residential and Commercial Buildings: Consumer units, electricity control, and protection against overload. Outdoor and Specialized Areas: Waterproof and dustproof boxes for gardens, parking lots, and construction sites.

Key Features

Protection against overload, short circuits, and environmental factors. Compatibility with PNP and NPN wiring for status indicators. Modular design allows for easy expansion and maintenance.

Compliance with AC frequency and rated voltage standards for safe operation. Distribution boxes are selected based on voltage requirements, number of ways, mounting type, and environmental conditions, ensuring safe and efficient power distribution across various applications.

Complete Guide to Distribution Box Specifications Models and Dimensions

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Technical note

This reference is intended for preliminary fiber and communications infrastructure research. Optical interface, fiber type, port or core capacity, electrical input and output, enclosure protection, cooling, installation limits and applicable standards must be verified for the specific project.

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