Low Voltage distribution panel
GZDW DC Power Supply Cabinet is an intelligent DC power equipment specifically designed for power systems such as power plants, substations, industrial and mining enterprises. This product integrates functions including charging modules, battery packs, monitoring systems, providing reliable, stable, and intelligent DC power for power systems, ensuring continuous power supply for important loads such as control, protection, signaling, and emergency lighting.
Detailed Technical Specifications
Parameter Category | Technical Specifications |
Input Characteristics | Rated Voltage: 380V±20% AC |
Output Characteristics | Rated Voltage: 220V/110V DC |
Charging Modules | Module Power: 2kW-10kW |
Battery Pack | Battery Type: Valve-regulated lead-acid battery |
Protection Degree | IP30 (Indoor standard) |
Enclosure Material | 1.5-2.0mm premium cold-rolled steel |
Compliance Standards | DL/T 459, DL/T 5044, GB/T 19826 |
Key Product Features
1.Intelligent Charging Management
Automatic conversion: Automatic switching between float charge, equalize charge, constant current charge
Temperature compensation: Automatic adjustment of charging voltage according to ambient temperature
Battery monitoring: Real-time monitoring of battery voltage, current, temperature
Battery protection: Overcharge, over-discharge, overcurrent protection functions
2.High Reliability Design
Modular design: Charging modules with N+1 redundancy, high reliability
Distributed power supply: Multiple charging modules operating in parallel
Hot-swap function: Modules support online replacement
Wide voltage input: Adapts to grid voltage fluctuations
3.Intelligent Monitoring System
Touchscreen display: Color touchscreen, user-friendly human-machine interface
Real-time monitoring: Real-time display of voltage, current, power parameters
Event recording: Operation events and fault records storage
Remote communication: RS485/Ethernet interface, supporting remote monitoring
4.Safety Protection Functions
Input protection: Overvoltage, undervoltage, phase loss protection
Output protection: Overvoltage, undervoltage, overcurrent protection
Insulation monitoring: Online monitoring of DC system insulation
Battery protection: Battery overcharge, over-discharge, temperature protection
5.Easy Installation and Maintenance
Front operation design: All operations completed from the front
Modular structure: Easy installation and maintenance
Self-diagnosis function: Automatic fault diagnosis and location
Easy maintenance: Simple component replacement
Typical Applications
Power plants: Unit control, protection power supply
Substations: Relay protection, automation device power supply
Industrial and mining enterprises: Distribution system control power supply
High-rise buildings: Emergency lighting, fire protection power supply
Rail transit: Signaling system, communication power supply
Data centers: Server backup power supply
Optional Configurations
Basic Type: Single charging module, basic functions
Standard Type: Multi-module redundancy, intelligent monitoring
Enhanced Type: Full-function configuration, remote monitoring
Outdoor Type: Fully sealed design for outdoor installation
Custom Type: Customized design according to special requirements
