19'' 1U 48V/60A telecom power supply system with controller
Main features
- Wide operating range of AC input voltage: 90~280Vac
- Operating temperature range: -33ºC~+55ºC
- Zero current/voltage switching tech with high efficiency ≥90%
- Perfect battery management, battery temperature compensation, battery capacity test ,low voltage protection
- Hot swappable
- Input over/under voltage protection
- Output over voltage protection
- Output over current protection
- Output short circuit protection
- Auto current sharing, parallel operation
The system consists of distribution unit, rectifier module (up to 2 sets) and monitoring module. The configuration is optional, as following table:
| Configuration |
Rectifier Module |
Monitoring Module |
Distribution |
Remark |
| Standard |
GPR4830B1 |
GPM48M |
DC output:
40A×1 (Load);
Battery output: 40A×1 (Battery) |
For details, please refer to the specifications of rectifier and monitoring modules. |
| Environment requirements |
| Parameters |
Min. |
Typical |
Max. |
Unit |
Remark |
| Nominal operating temp |
-15 |
25 |
+55 |
°C |
|
| Operating temp |
-33 |
|
+55 |
°C |
Start up with full load at -40°C, normal operation, partial degradation of performance is permissible. For temperature between +55°C and +65°C, output with derating to 80% |
| Storage tempStorage temperature |
-40 |
|
+70 |
°C |
|
| Relative humidity |
5 |
|
95 |
% |
Long-term operation, no condensing |
| Atmospheric pressure |
70 |
|
106 |
KPa |
|
| Altitude |
0 |
|
4000 |
m |
|
| Cooling method |
Forced cooling, front-in & rear-out, the fan is located inside the front panel, with speed programmable by the temperature. |
| Ingress protection |
The unit can operate when the diameter of dust particle is more than 5µm, with density ≤3*104 /m3. The dust shall not be conducting, electromagnetic or corrosive. This product is non-waterproof, please pay attention to waterproof. |
| Input |
| Parameter |
Min. |
Typical |
Max. |
Unit |
Remark |
| Input voltage range |
90 |
220 |
280 |
Vac |
Nominal operating voltage: 100V-240V |
| Input frequency |
45 |
50 |
65 |
Hz |
|
| Inrush current |
|
|
50 |
A |
Cold start @ 25°C, 280 Vac input,tested at full load |
| Power factor |
0.99 |
|
|
|
|
| Output |
| Parameter |
Min. |
Typical |
Max. |
Unit |
Remark |
| Output voltage rating |
|
-53.5 |
|
|
|
| Output voltage range |
-43.2 |
-53.5 |
-57.6 |
Vdc |
|
| Output current range |
0 |
|
60 |
A |
176~280VAC |
| Ripple (Vp-p) |
|
|
200 |
mv |
After 1-hour operation at low temperature, apply 0.1uF film capacitor and 10uF HF electrolyte capacitor, oscilloscope band width of 20MHz, with 20CM twisted pair. |
| Output efficiency |
90 |
|
|
% |
220Vac input, rated output |
| 83 |
|
|
% |
110Vac input, 15A output |
| Regulation |
|
|
±2 |
% |
|
| Load regulation |
|
|
±2 |
% |
|
| Line regulation |
|
|
±1 |
% |
|
| Output power |
|
|
3200 |
W |
176-280V Input |
| |
|
1600 |
W |
90-175V Input |
About us:
Audited Supplier 
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