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OBSOLETE See the PSTC48350 by clicking here
Custom design and manufacture of state-of-the-art battery chargers, UPS, and power supplies for
OEMs in a hurry!
These are industrial grade power supplies with -48
volt DC input. They are useful for applications where battery or solar power is available. These are regulated switching power
converters. For use in telecom applications and other situations where the supply voltage is between -38 to -72
volts.
Features
1. Designed to meet CE Mark/UL mark
2. DC powered ATX 2.03
version 20 pin connector included (ATX-12V)
3. Remote ON/OFF
4. Built in EMI Filter
5. "Power Good" signal
6. Terminal strip for DC input
7. Input includes -48 VDC Telecom standard
8. DC input voltage range, 38-72 volts
DC.
9. Wide range of input voltages includes 38, 40, 48, 60, and 72 volts in one unit.
10.Remote Sense for Main Output
11.100% ATE Test
12.100% Hi-pot Test
13.100% Burn-in
14.Warranty :
One year
| Summary Specs. |
Input Range |
Max
Power |
+5 V |
+3.3 V |
+12 V |
-5 V |
- 12 V |
+5 V SB |
| PSC-320060-770 |
38-72 VDC |
320 W |
32 A |
20 A |
11 A |
1 A |
1 A |
1 A |
| Detailed Specification for -48 volt input ATX power supply: |
| Model\Output |
V / A |
V / A |
V / A |
V / A |
V / A |
VSB
/A |
|
PSC-32060-770
(formerly PSC-320060-770) |
|
+5/32.0 |
+12/11.0 |
-5/1.00 |
-12/1.00 |
+3.3/20.0 |
+5/1A |
|
|
Note:Combined Total Power From +3.3V And +5V rails Not to
Exceed 160W. Total Power 320W Max. |
| Output |
|
Line Regulation |
|
1% |
|
|
|
| |
|
Load Regulation |
|
5% |
|
|
|
| |
|
Ripple & Noise |
|
1% |
|
|
|
| |
|
Hold-up time |
|
16ms |
|
|
|
| Input |
|
|
|
| Input Voltage |
|
-38 to -72 Volts |
-48 volt nominal |
| Input Current |
|
17.0 A max at full load |
7 amps nominal at -48 VDC input |
| Dynamic Charactoristics |
|
|
|
|
|
|
| Rise Time |
|
100 ms Maximum |
|
|
|
|
| Turn on Delay |
|
600 ms Maximum |
|
|
|
|
| Hold up time |
|
16 ms Minimum for +5 volts output |
|
|
|
|
| Protection |
|
|
Yes |
|
|
|
| Over Power Protection |
|
150% of full load. |
|
|
|
|
| Output Over Voltage Protection |
|
6.25 VDC |
14.6 VDC |
|
|
4.10 VDC |
|
|
| |
|
Short Circuit Protection |
Yes (All Outputs) |
| Environment |
|
Operating Temperature |
00C To
500C |
| |
|
Storage Temperature |
-200C To
850C |
| Efficiency |
|
70% |
|
Typical at full load |
| MTBF Mean Time Before FAILURE |
|
150,000 hours at full load and 25°C ambient |
|
|
| Safety |
|
UL/cUL |
|
UL1950 |
| |
|
TUV |
|
EN60 950 |
| EMI |
|
FCC |
|
Class B |
| |
|
CISPR |
|
Class B |
| |
|
EMC |
|
CE Mark |
| Dimension |
|
L x W x H |
140 x 150 x 86 ( mm ) |
| Connector Pinout |
|
For ATX Pinout Diagram Click
Here |
|
Dimensions of ATX-24 computer power supply with -48 volt input:
 Advantages:
 48 Volts DC input PSII Form Factor ATX Supply.
High efficiency PC power supply for telecom
use..
Excellent line and load regulation.
Wide input voltage
range. |
