ABOUT HW 48V AC To DC Power Converter For Telecom
The EVADA HW 48V AC to DC Power Converter for Telecom is an ac to dc converter transforms AC input into 48V power supply, utilizing UPS power battery technology for reliable performance.
◆FEATURE
Intelligent Management
*BMS: LVLD+LVBD functions, temperature compensation, automatic floating charging control, AVR, battery capacity calculation, online battery testing, etc
*Unmanned function
*Supports RS485, dry contact monitors information in real time*APP (optional) supports remote meter reading
*Built-in wireless monitoring system
Flexible Design
*Output 48VDC modules for selection
*Allows wall mounting, pole mounting, and floor mounting
*IP65, suitable for various outdoor environment
*Modular design for easy installation, O&M
*LiFePo4 battery pack with reserved battery expansion
Advanced Technology
*Input power factor: up to 0.99
*Wide input range. AC: 90~290V, DC: 200~400VDC
*Full-bridge soft switching technology: full-load efficiency≥ 96%
*Wide working temperature: -40℃ ~ 55℃
*Ultra low radiation and advanced EMC design
◆OTHER
Battery voltage: 48V, peak to peak noise voltage: ≤200mV
Conversion efficiency up to 96.5% at 50% rated load and 96% at 100% rated load
Capacity: 2kW/3kW
SPECIFICATION
Model | HW20E-L50DC48 | HW30E-L50DC48 |
Capacity | 2kW | 3kW |
Input | ||
Voltage | 176~264VAC | |
Frequency | 45~55Hz | |
Power Factor | >0.98(30% rated load);>99%(100% rated load) | |
Output | ||
Voltage | -43VDC ~-58VDC | |
Voltage Regulation Accuracy | <±0.6% | |
Efficiency | >96.5%(50% rated load);>96%(100% rated load) | |
Peak To Peak Noise Voltage | ≤200mV | |
Source Effect | ≤±0.1% | |
Load Effect | ≤±0.5% | |
Battery | ||
Overvoltage Protection | ≥120% of rated voltage | |
Undervoltage Protection | ≤80% of rated voltage | |
Overcurrent Protection | The current limiting range of output current can be adjusted between 20% and 110% of its nominal value | |
Voltage | 48V |