Description
| Comarra's AC to
DC converter converts -48V DC to AC mains input. The converter provides a
universal AC Input [93V AC-276V AC, 47Hz-63Hz] to DC Output [(-) 48V DC].
This is an external converter power supply which is available in a
portable and |
 |
|
19 inch rack mount
version. The AC to DC converter provides a universal AC Input
[93V AC-276V AC, 47Hz-63Hz] to DC Output [(-) 48V DC]. |
Features
- Converts -48V DC to AC Mains
- (85~132V AC, 170~264V AC, 47Hz - 63Hz)
- High quality and cost
effective
- Small and compact.
-
Autoranging voltage
- UL, recognized, TUV approved, CSA certified
- Built-in inrush current, overcurrent and
overvoltage protection curcuits
Technical
Specifications
|
Voltage |
(85~132V AC, 170~264V AC, 47Hz - 63Hz) |
|
Frequency |
47~63Hz |
|
Efficiency |
82%typ |
|
Inrush Current |
30A typ (ACIN 100/200, lo=100%) (at cold start) |
|
Leakage Current |
0.75mA max (60Hz, according to UL, CSA, VDE and DENTORI) |
|
Voltage [V] |
48VDC |
|
Current [A] |
3A
(Cumulative ) |
|
Line Regulation [mV] |
192 max |
|
Load Regulation [mV] |
240 max |
Ripple 0~+50 °C
[mVp-p] -10-0 °C |
150 Max
200 max |
Ripple Noise 0~+50 °C
[mVp-p] -10-0 °C |
400 Max
600 max |
|
Temperature [mV] |
560 max |
|
Coefficient Drift [mV] |
192 max |
|
Start-Up time [mS] |
200 max (ACIN 100V, lo=100%) |
|
Hold- Up time [mS] |
10
typ (ACIN 85V, lo=100%), 20 typ (ACIN 100V , lo=100%) |
|
Output Voltage [V] |
Fixed |
|
Overcurrent Protection |
Works over 105% of rating (-H:peak) and recovers automatically |
|
Overvoltage Protection |
Works at 105% ~ 140% of rating
AC3,000V, 1minute cutoff current= 10mA, |
|
Input- Output |
DC500V, 50MW
min. (At room temperature)
AC2,000V, 1minute cutoff current= 10mA, |
|
Input-FG |
DC500V, 50MW
min. (At room temperature) |
|
Output-FG |
AC500V, 1minute cutoff current= 10mA, DC500V, 50MW min (At room
temperature) |
|
Operating Temp. And Humid. |
-10~+60 °C, 20~90%RH (Non-condensing) |
|
Strage Ttemp. And Humid. |
-20~+75 °C, 20~90%RH (Non-condensing) |
|
Vibration |
10~55Hz, 2G, 3min. Period, 60 min. each along X, Y and Z axis. |
|
Impact |
20G, 11mS, once each X, Y and Z axis. |
|
Safety |
Recognized UL 1950, approved En60950, certified CSA C22.2 No.234,
compiles with DENTORI and IEC950 |
|
Conducted Noise |
Compiles with FCC-B, Vfg2443/91 and VCCI 2 |
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Technical specifications are subject to change without
notice.
All brand names and trademarks are the property of their respective owners. |
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