Product Introduction: Reliable Power Distribution · Motor Control · Energy Saving · Industrial Automation
XL Type Power Distribution Cabinet & Power Distribution Box (Wall‑mounted Control Box)
Our XL type power distribution box, also known as wall‑mounted control box, is a low voltage power distribution cabinet widely used for power distribution in power plants, mining and industrial enterprises. It works within three‑phase four‑wire or three‑phase five‑wire systems with AC voltage up to 500V.
This XL type power distribution box is indoor wall‑mounted industrial power distribution equipment. Users can complete maintenance work directly from the front panel, which greatly saves installation and maintenance time. The enclosure of this low voltage power distribution cabinet is made of bent steel plates, sturdy and durable, and supports power source switching for industrial circuits.
We can equip this wall mounted control box with circuit breakers of various models and current ratings according to customer requirements, to match diverse industrial power supply needs. Multiple standard sizes are available for the XL power distribution cabinet:
- 400(H) × 300(W) × 200(D)
- 500(H) × 400(W) × 200(D)
- 500(H) × 400(W) × 250(D)
Other customized dimensions are also supported. As a reliable power distribution cabinet, the XL series is commonly deployed in factories, mining sites and power stations. It stabilizes power distribution and protects circuit safety. We guarantee stable quality and professional technical support for all low voltage power distribution boxes.
MNS Type Low-Voltage Draw-out Switchgear
Performance Features
- The basic frame adopts an assembled structure. All components are fastened with screws, together with doors, end partitions, supports, draw-out units, busbars and other structural & electrical components to form a complete switchgear assembly.
- The base frame is assembled from K-section steel (C-section steel). All frame structural parts are connected by self-tapping screws. Doors, panels, partitions, supports and draw-out components can be fitted on demand to form the complete cabinet. The installation dimension of cabinet and components changes in modulus E=25mm, featuring flexible, convenient and economical installation.
- Modular design divides the cabinet into 3 functional compartments: main busbar compartment at the top, functional unit compartment in the front, cable inlet/outlet compartment at the rear. Compartments are separated by steel or insulation plates to ensure normal circuit operation and effectively prevent fault escalation. Live components inside the cabinet remain enclosed after the draw-out unit is pulled out, achieving higher safety and reliability.
- Draw-out units are available in series heights: 1/4 unit, 1/2 unit, 1 unit (200mm), 2 unit (400mm), 3 unit (600mm). The height of draw-out units can be selected according to different loop currents, and the effective installation height of draw-out compartment reaches 1800mm.
- Rated current of each draw-out unit is up to 630A. Each cabinet can accommodate up to 9 full units or 18 half-unit drawers. The 1/2-unit drawer is only for load circuits below 100A, while 1/4-unit drawers are only applicable to loads ≤32A.
- Operating sequence enforced by mechanical interlock: the drawer can only be moved when both main and auxiliary circuits are fully disconnected. The mechanical interlock supports four positions: moving, test, connected and isolated, marked with corresponding symbols. The operating handle of mechanical interlock and main circuit breaker handle can lock three padlocks simultaneously.
GCS Type Low-Voltage Draw-out Switchgear
The GCS(BFC) low-voltage draw-out switchgear is suitable for power distribution systems in power plants, petroleum, chemical, metallurgical, textile, high-rise buildings and other industries. Designed for three-phase AC 50(60) Hz, rated operating voltages of 400V (440V) and 660V, and rated current up to 6300A, it serves as low-voltage assembled switchgear for power distribution, centralized motor control and reactive power compensation in power generation and supply systems.
The equipment adopts standardized modular design with independent functional units. Each outgoing unit can accommodate up to 22 circuits. Its lead-screw operating mechanism runs smoothly and reliably; identical drawer units are interchangeable to improve power supply reliability. It features superior technical performance, adapts to evolving power market demands, and competes with imported low-voltage draw-out switchgear.
Performance Features
- The frame adopts 8MF open-section steel. The main frame is pre-drilled with mounting holes of Φ9.2mm in modular pitches E=20mm and 100mm, enabling flexible and convenient frame assembly.
- Independent compartments separate different functional sections: functional unit compartment, busbar compartment and cable compartment, each with standalone functions.
- Horizontal busbars adopt rear flat arrangement to boost busbar resistance against electrodynamic force, a fundamental measure for strong short-circuit withstand capability of main circuits.
- Cable compartment design supports both top-entry and bottom-entry cabling for easy wiring.
- Drawer units follow a 160mm height modulus. Drawers only vary in height while width and depth remain unchanged. Drawers of identical functional units offer excellent interchangeability.
- Rated current of single drawer unit: ≤400A.
- Drawer panels are fitted with clear position indicators for test, withdraw and other statuses. Each drawer unit is equipped with a mechanical interlock. Draw-out and fixed-type units can be freely combined for flexible deployment.
GCK(L) Type Low-Voltage Draw-out Switchgear
Performance Features
- The basic frame adopts assembled construction. All components are fastened by screws. Doors, end partitions, supports, drawers, busbars and other structural & electrical components form a complete switchgear assembly.
- The main frame is built with C-section or KB-section (C-type) steel. All frame components are connected by self-tapping screws. Doors, panels, partitions, brackets and drawers can be fitted on demand. Mounting holes follow modulus E=25mm, delivering flexible, convenient and cost-effective installation.
- Modular design divides the cabinet into 3 separate compartments: main busbar compartment on top, functional unit compartment at front, cable inlet/outlet compartment at rear. Steel or insulation plates isolate each compartment to prevent fault propagation. Live components stay enclosed after drawers are extracted for enhanced safety and reliability.
- Drawer heights available: 1/2 unit, 1 unit (200mm), 1.5 unit (300mm), 2 unit (400mm), 3 unit (600mm). Height can be selected according to circuit current rating. Effective installation height of drawer compartment: 1800mm. Rated current per drawer unit ≤630A. Each cabinet can hold up to 9 full-unit drawers or 18 half-unit drawers. 1/2-unit drawers apply only for loads below 100A.
- The withdrawable functional unit (drawer) uses a custom lead-screw propulsion mechanism, lightweight and user-friendly. Drawers feature good interchangeability with three working positions: connected, test and isolated. The operating handle can be padlocked externally.
- Mechanical interlock: The drawer compartment door and circuit breaker handle are interlocked. The door can only be opened when the handle is at the OFF position for safety. The interlock comes with an unlocking device.
- Incoming switch, tie switch and drawer units all support three positions: Connected, Test and Disconnected.
GGD Type Low-Voltage Fixed Switchgear
Performance Features
- The cabinet frame is welded with 8MF cold-formed section steel, meeting rigidity and load-bearing requirements for electrical components. Mounting holes arranged in modular pitches E=20mm and E=100mm improve assembly universality.
- Cabinets of 1000mm and 1200mm width adopt asymmetric double-door structure (800+200, 800+400). 600mm and 800mm wide cabinets use integral construction. The rear symmetric double-door structure protects against direct contact, enhances appearance and structural strength, and facilitates standardized mass production.
- Heat dissipation is fully considered in cabinet design. Multiple ventilation slots on top and bottom form a natural air duct for effective cooling during operation.
- Cabinet doors connect to the frame via rotating hinges for easy installation and removal. Mountain-shaped rubber strips are fitted on door folded edges to achieve compression sealing when closed. Latches prevent accidental opening.
- Copper braided wires ground the door and cabinet body. Internal mounting parts are zinc-plated and passivated. Assembly parts are fastened with lacquered bolts to form a complete protective earthing circuit.
- Removable cabinet top cover for easy assembly and adjustment of main busbars. Lifting lugs at four corners of the top frame enable hoisting and transportation.
- The cabinet surface uses polyester adhesive coating with strong adhesion. The matte finish reduces glare and delivers a more comfortable working environment for operators.
- Main busbars are arranged in the upper cabinet section. ZMJ busbar insulators adopt modular assembly. Made of high-temperature resistant PPO composite material, they feature high mechanical and dielectric strength, withstand 50kA (rms) and 105kA (peak) dynamic & thermal impulse current, with long-term allowable temperature up to 120°C.
GDF Type Low-Voltage Fixed Segregated Switchgear
GDF low-voltage fixed segregated switchgear applies to three-phase AC 50/60Hz power systems with rated operating voltages of 380V and 660V and rated current up to 4000A, for three-phase four-wire or five-wire distribution networks.
It is widely used in power plants, substations, mining enterprises, hotels, airports, ports, radio & TV communication centers, serving as PC power distribution and MCC motor control assemblies for power transmission, distribution, energy conversion and consumption.
Performance Features
- High breaking capacity, strong current-carrying capability, excellent dynamic and thermal stability, advanced & rational structure, available with interfaces for electrical energy meters and computers.
- Vertical busbars of GDF cabinets are mounted on high-strength flame-retardant, high-insulation plastic functional boards, offering reliable arc fault resistance and safe operation & maintenance.
- Separate compartments for functional units, busbars and cables. Compartments are isolated from one another to prevent mutual interference.
- Horizontal main busbars adopt rear-mounted layout inside the cabinet to enhance the busbar’s capability to withstand rated peak current.
- Compact structure, strong versatility and flexible assembly. Segments of different sizes can be freely combined to meet design requirements.
- Flexible electrical schemes with good serialization and universality. A single cabinet accommodates plenty of circuits to save floor space.
- High protection class, safe and reliable operation, convenient maintenance.
GCJ-WD Low-Voltage Reactive Power Compensation Cabinet
Performance Features
- Fast reactive power compensation response; automatic switching of capacitor banks. The response time for one capacitor bank switching ranges from 20 to 55 seconds.
- Adopts a new reactive power control algorithm to implement phase-separated compensation under unbalanced conditions, ensuring the power factor of each phase meets the set range. Modular design enables simple installation and easy maintenance, with long service life.
- High reliability, zero inrush current and low surge during capacitor switching.
- Equipped with complete self-diagnosis and multi-protection functions. It accurately alerts warning/fault information for rapid troubleshooting.
- User-friendly human-machine interface with fault memory function.
- RS232/RS485 communication interfaces for communication with host computers, supporting remote monitoring, display and data printing, featuring high automation.
JP Integrated Distribution Box
JP series outdoor integrated distribution box integrates metering, outgoing feeders and reactive power compensation into one unit. It is an outdoor comprehensive power distribution device equipped with protection functions against short circuit, overload, overvoltage and earth leakage.
Compact, aesthetic, economical and practical, it is mounted on utility poles of outdoor pole-mounted transformers, serving as an ideal new-generation power product for urban and rural power grid renovation.
Performance Features
CCX Compact Insulated Bus Duct Series
Compact insulated bus ducts (referred to as bus ducts) are available for AC three-phase three-wire or three-phase five-wire systems, with frequency of 50–60Hz and rated voltage up to 400V. Rated working current ranges from 400A to 6300A. As new power distribution equipment, they are widely used in industrial & mining plants, commercial buildings and high-rise buildings.
Bus ducts with tap-off boxes can conveniently branch power supply via tap-off boxes or plug-in switches. Featuring compact size, rigid structure, large current carrying capacity and easy maintenance.
The bus duct can be installed directly from transformers to low-voltage distribution cabinets, or connected from low-voltage cabinets to distribution systems as power trunk lines.
Service Conditions
- Indoor installation
- Altitude: ≤2000m
- Ambient temperature: -5℃ ~ +40℃; 24h average temperature ≤+35℃
- Relative humidity: ≤50% at max +40℃; higher humidity permitted at lower temperature (e.g. 90% RH at +20℃)
- Pollution class: Class 1 or Class 2