High-efficiency Wall Mounted DC Power Cabinet for Power Systems

Overview 

GZDW-1 wall-mounted DC power supply cabinet is a DC power supply system designed for various small capacity users. ;With LCD monitoring system as the core, Chinese menu display, key operation, multiple password rights, man-machine interface is friendly and rich, with compact structure, wall mounting, simple operation, intelligent management, high efficiency and energy saving and remote control. The system can be composed of monitoring module, rectifier module, buck module, battery inspection module, branch monitoring module, etc.  The input voltage is AC220V,AC380V, the maximum output capacity is DC110V/65Ah, DC220V/50Ah.;If the system needs to use PT100V AC input or provide externalflash signal, accident signal, warning signal, DC24V or DC48V power supply and other functions can be selected and added according to user needs, and the external size can be customized.

Suitable for power plants, hydropower stations, all kinds of substations, switching-closing offices and other users using DC equipment, for  electromagnetic operating mechanism, permanent magnet operating mechanism and spring energy storage operating mechanism and other  types of circuit breakers, as well as secondary circuit instrumentation, control circuit, relay protection and accident lighting and other types of  high and low voltage equipment to provide DC power supply.

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Product Features

High Reliability Design

• High-quality components AND advanced manufacturing processes ensure stable operation in harsh environments.

• Multiple protection functions, including overvoltage, overcurrent, and short circuit protection, enhance system safety.

Modular Structure

• The modular design allows for easy installation, maintenance, and expansion, enabling flexible configuration of power modules.

• Hot-swappable functionality supports module replacement without POWER interruption,improving system availability.

High Efficiency

• High-efficiency switching power supply technology with a conversion efficiency of up to 95% reduces energy consumption and operational costs.

• An intelligent temperature control system automatically adjusts fan speed based on load conditions, reducing noise and extending equipment lifespan.

Intelligent Monitoring

• An LCD display and remote monitoring interface allow for real-time monitoring of the power cabinet's operating status and parameters.

• Supports multiple communication protocols (such as RS485, CAN, Ethernet) for seamless integration with upper-level management or monitoring systems.

Flexible Installation

• Wall-mounted design saves space AND is suitable FOR various installation environments.

Wide Application

• Suitable for power systems, communication base stations, rail transit, industrial automation, and other fields, providing a stable and reliable DC power supply.

Technical parameters of the main equipment

Item	Parameter index
Rated input voltage	AC 220V/AC 380V±20%
PT service voltage	100VAC±10%
Rated output voltage	220VDC、110VDC
Rated output current	6A、9A、10A、15A
Accumulator capacity	7Ah、12Ah、20Ah、24Ah、33Ah、40Ah、50Ah、65Ah
Stable pressure accuracy	≤±0.5%
Stable flow accuracy	≤±1%
Ripple factor	≤±0.5%
Power grid frequency	50Hz±10%
Power factor	≥0.95%(fullloadoutput)
Insulation strength	>10MΩ，2KVACforoneminute,noflashover,nobreakdown
Operate mode	Continuous long-term operation
Cooling-down method	Intelligent temperature-controlled air cooling,efficient and natural cooling
Can smell the noise	≤50dB

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