DC UPS 48V/110V/220Vdc/30A-300A
Modular DC UPS are widely used for power plants,hydropower plants,oil and chemistry,various substations,data center,ect.
Application
The modular DC ups are widely used for power plants(15MW-60MW)and substations(10KV-500KV),hydropower station,transformer stations,signal transmission,telecommunication and lighting,petroleum industry,chemical industry,metallurgy,machinery,papermaking,coal industry,building materials,textile,brewing industry,ect.
Introduction
The DC ups system is adopted new generation of intelligent high frequency switch technology, which meet the requirements of electric power industry with high reliability and high performance on the basis of equipment development and network operation.
Specific modular design of the switching power supply with high reliability.
Features
●Wide input voltage range:304-475VAC,50/60Hz, three phases
●With output voltage: 110VDC/220VDC/240VDC; output current: 1-300A available
●With high adaptability to grid
●Automatic low current equalization,with unequalization<3%
●Advanced soft switch technology with efficiency >94%
●Complying with the IEC and UL international standards
●With 3-level centralized/distributed monitoring system
●With intelligent battery management system,with real-time monitor function for battery operation state and parameters
●With communication: RS232,RS485 available
●Rectifiers being hot-pluggable,convenient for online maintenance
Main Components included
●With AC input distribution cabinets
●Rectification: rectifiers and insulation diodes
●DC output distribution: diode chain, IMS, switching branches and control branches
●Monitoring system: power control unit and distribution monitoring box
●All the modules and components could be customized accordingly
Specification
GZDW 110VDC/220VDC power system | ||||
| Model | GZDW220-220D | GZDW380-220D | GZDW380-110D | |
| Input | Voltage | 220VAC±15% | 380VAC±15%,3phases+4wires | |
| Frequency | 45-65Hz | |||
| Efficiency | >95% | |||
| Power factor | 0.93 | |||
| Output | Voltage | 190-300VDC | 190-300VDC | 95-150VDC |
| Current(A) | 0.5-10A | 0.5-40A | 1-40A | |
| Power(W) | 1500-3000 | 1500-12000 | 1500-6000 | |
| Transfer time | 3-8s | |||
| Stabalization | <±0.5% | |||
| Ripple | <0.2% | |||
| Current sharing imbalance for parallel | <±3% | |||
| Protection | Overvoltage,undervoltage,overheat,reverse | |||
| connection,phase failure,short circuit,overcurrent | ||||
| Intelligent functions | Output dc voltage and current adjustable,output over voltage/undervoltage adjustable;intelligent battery management,with automatic switch seting for boost and floating charging;Detecting AC input and battery voltage/battery current and battery temperature,automatic adjusting voltage according to battery temperature;Detecting bus and branch insulation status;battery discharge management | |||
| Others | Remote processing though RS485;Remote signaling,transmit signal to monitoring system, such as AC input fault,rectifier fault,battery over temperature;Remote DC voltage and current measure;Remote controlling rectifier power on and off,adjusting DC voltage and current | |||
| Cooling | forced fan | |||
| Environment temperature | -20℃～＋50℃ | |||
| Storage temperature | -40℃～＋60℃ | |||
| Humidity | 0～95％ | |||
| Air pressure | 70-106Kpa | |||
| Insulation resistance | Testing:500VDC,input to output>≥10MΩ | |||
| Dielectric strength | 2000Vdc | |||
| Communication | RS232/RS485 | |||
| Noise | <50db | |||
| IP class | IP20 | |||
| DC UPS | for 10KV-500KV power substations | |
| Input | 220VAC±15% | 380VAC±15% |
| Frequency | 50/60Hz | |
| Capacity | 1-30KVA | 7.5-125KVA |
| DC output | 24/48/110/220VDC | |
| Output current | 5/10/15/20/30/40/50/60/80/100/160/200/250/315/400/500A | |
| Ripple | ≤0.2% | |
| Current stabalization | ≤±0.5% | |
| Voltage stabalizaiton | ≤±0.5% | |
| Current share imbalance | ≤±5% | |
| Power factor | 1 | |
| Efficiency | >95% | |
| Battery Ah | 10-3000Ah | |
| Size(LxWxH)mm | 600x800x2260 | |
