Dell PowerConnect RPS720 Getting Started Manual page 12

180 W AC-DC power supply
NOTE:
The power supply has an universal input (90 VAC to 264 VAC) and a 12 VDC
regulated output. This regulated output supplies power to other power supply backup
source. The power supply incorporates over current protection and OVP.
Input Voltage
Input Frequency Range
Max. Input AC Current
Output Voltage and Current
Parameter
Nominal Output Voltage
Absolute Maximum Tolerance
Output Ripple Voltage
Minimum Current
Maximum Current
DC FAN Specification
Bearing Type
Rated Voltage
Operating Voltage Range
Speed (Reference Value)
Air Delivery
Noise
Operating Temperature
Storage Temperature
12
Getting Started With Your System
Universal input– 90 to 264 VAC
Nominal input– 15 to 230 VAC.
47 to 63 Hz
2.3 A max per supply
(9.2 A total for four supplies in
PowerConnect RPS720)
12 V output unit
+12 V
+/- 5 %
500 mV pk-pk
0.0 A
15 A
Two-ball bearing
12 V DC
7.0 V–13.8 V
9000 RPM
10.10 CFM
32.5dB
-20 to +70 ºC
-40 to +70 ºC