EVS 19 Inch 1U Rack Mount Power Supply 720W DC 12V System 30A/60A Battery Charger 500W Power 220V Din Rail for 60Hz 110V
- Input Voltage:90-280VAC
- Output Current:60 A
- Output Voltage:13.8V
- Model Number:EVS1260A
- Brand Name:EVS, EVS Industrial switching power supply
- Place of Origin:Guangdong, China, Shenzhen, China (Mainland)
- Application:Industry, Industrial Equipment, for Telecom Equipment,Battery Charging
- Efficiency:92%
- Output Type:Single
- Protection:Overcurrent Protection, Overvoltage Protection, Over Temperature Protection, Overloading Protection
- Type:AC-DC, 720W Industrial switching power supply
- Use in:exchange room, server room,base station,data communication
- Size:482.6*300*43.6mm
1.power supply in embedded systemFeatures
1.power supply in embedded system adopts active power factor compensation technology, power factor up to 0.99.
2.input voltage of normal operating range as wide as 90 ~ 290Vac/100-400Vdc.
3.power supply in embedded system adopts full bridge soft switching technology, efficiency can reach above 92%.
4.Perfect battery management: low voltage load disconnect (LVLD) and low voltage battery disconnect (LVBD) to achieve temperature compensation, automatic float control, automatic voltage regulator, battery capacity calculation, online battery test function.
5.Rectifier module adopts no damage hot insert and pull technology, replacement time less than 1min.
6.Network design, providing a variety of communication interfaces (for example: RS485, SNMP,MODBUS dry contact), flexible networking can achieve local and remote monitoring, unattended. Perfect AC and DC side lightning protection design used in multi thunderstorm area.
7.Complete fault protection, fault alarm function.
8.Comprehensive operation and maintenance, and can be mounted against the wall, saving space effectively.
9.Ultra-low radiation. Adopt advanced electromagnetic compatibility design, the rectifier module can meet requirements for conducted and radiated interference of"the communication power equipment electromagnetic compatibility Limits and methods of measurement"( People's Republic of China telecommunications industry standard YD/T983).
10.Safe and reliable. System design in full compliance with safety standards EN60950 and GB4943.
2.power supply in embedded system Configuration
| Optional | Rectifier | Module | Distribution | Monitoring | Remark |
| Configuration | 10A-30A | 2pcs | AC distribution: AC220V input, Load output:10A-60A | Monitor | Specific index refer to module specification |
3.power supply in embedded system work principle

4.power supply in embedded system performance index
power supply in embedded systemInput | |||||
Parameter | Min. | Rated | Max. | Unit | Note |
Rated working voltage range |
| 110/220 |
| Vac |
|
Input voltage range | 90 | 220 | 290 | Vac | Three-phase five-wire input phase to phase 380V / relative zero line 220VAC |
Input frequency | 43 | 50 | 67 | Hz |
|
Battery input | 10 | 13.8 | 15 | Vdc | Battery pack’s positive and negative in parallel with DC output of rectifier module (polarity consistent) |
power supply in embedded system Output | |||||
Parameter | Min. | Rated | Max. | Unit | Note |
Output voltage range |
| 13.8 |
| Vdc |
|
Output current range (max.current) | 0 |
| 60 | A | Input 170 ~ 285VAC, when the input voltage is below 170VAC, output at derating manner. |
Regulation accuracy |
|
| ±1 | % |
|
Load regulation |
|
| ±1 | % |
|
Source regulation |
|
| ±1 | % |
|
Current sharing regulation |
|
| ±5 | % |
|
Ripple ( peak – peak value) |
|
| 200 | mv | Network 20MHztesting. |
Output efficiency | 91 | 93 |
| % | 220Vac Input |
5.Power supply in embedded system Mechanical Properties:
482.6mm(W)×300mm(D)×43.6mm(H)


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