Original AC/DC Telecom Power Systems 48V 600A ETP48600 Embedded Rectifier 12V/24V Industry Output 220V/110V Input 50A 3000W 60Hz
- Input Voltage:380vac
- Output Current:600A
- Output Voltage:-53.5v
- Model Number:EVS14U-48200
- Brand Name:EVS
- Place of Origin:Guangdong, China
- Application:Industry, Laboratory
- Efficiency:95%
- Output Frequency:50Hz/60Hz
- Output Type:Single
- Protection:Over Power Protection, Overloading Protection, Over Temperature Protection, Overvoltage Protection, Overcurrent Protection
- Type:AC-DC
- Boost seletion:Default AC power and support DC power on
- Communication interface:RS232/RS485/SNMP
- Power factor:99%
- MTBF:100000H
- Output Power:36KW
1.Features
1,telecom power systems adopts active power factor compensation technology, power factor up to 0.99.
2,AC input voltage of normal operating range as wide as 380V.
3,Telecom power systems 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,Telecom power systems 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, 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, Telecom power systems Configuration
| Optional configuration | Rectifier module | Module max | Distribution | Monitoring | Remark |
| Configuration | 50A | 1-12 pcs | AC distribution: AC380V input, Load output:50A-600A | Monitor | Specific index refer to module specification |
3,Power system work principle


4, Power system performance index
Input | |||||
Parameter | Min. | Rated | Max. | Unit | Note |
Rated working voltage range |
| 380 |
| Vac |
|
Input voltage range |
| 380 |
| Vac | Three-phase five-wire input phase to phase 380V / relative zero line 220VAC |
Input frequency | 43 | 50 | 67 | Hz |
|
Battery input | 43.2 | 53.5 | 58 | Vdc | Battery pack’s positive and negative in parallel with DC output of rectifier module (polarity consistent) |
Output | |||||
Parameter | Min. | Rated | Max. | Unit | Note |
Output voltage range | 42 | 53.5 | 58 | Vdc |
|
Output current range (max.current) | 0 |
| 600 | A |
|
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 |
| % | |


