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Specifications
HP StorageWorks Modular Smart Array 500 System Maintenance and Service Guide
5-3
HP CONFIDENTIAL
Codename: Aurora Part Number: 251850-004 Last Saved On: 9/19/03 11:04 AM
Hot-Plug AC Power Supply
Table 5-4: Hot-Plug Power Supply Specifications
Specification Value
Height
12.7 cm (4.5 in)
Width
15.9 cm (6.25 in)
Depth
24.1 cm (9.5 in)
Weight
2.9 kg (6.4 lb)
Note:
The MSA500 system power supply specifications are calculated
without the blower.
Hot-Plug DC Power Supply
Table 5-5: Hot-Plug DC Power Supply Specifications
Specification Value
Voltage
Nominal input voltage
-48 or 48 VDC
Maximum input voltage
75 VDC
Operating voltage range
36 to 72 VDC
Ripple/Noise
100 mV PARD*
Overshoot
Must remain within regulation limits during startup or shutdown
Current
Max steady state input current
13.2 A
In-rush current
70 A
Input over-current
Customer must provide fusing for facility DC feeds that protect the
system from catastrophic over-current within 20 uS. Fuse should
sustain all in-rush and operating currents.
Max input current slew rate
1A/uS
Max rated power
499 W
*Periodic and random noise (PARD). Maximum allowable peak-to-peak ripple and noise (as measured at the load on
any output channel). The ripple and noise is measured over a 20 Hz to 100 MHz frequency band.