HP A7990A - StorageWorks SAN Director 4/16 Blade Switch, Hardware Reference Manual

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104 Technical specifications
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Power cords (Japan, Denan)
CAUTION: Never use the power cord supplied with your DC Director for other products.
Power cords
The types of power cords provided with the DC Director are specific to the country where it is installed. For
each of these types of power cords (see Table 24 ), the end that connects to the DC Director chassis has an
IEC 60320/C19 cable connector. The two AC power receptacles on each DC Director chassis are
equipped with IEC 60320/C20 power connectors.
Contact HP to order a power cord.
Table 23 Power specifications
Specification Value
Input voltage A fully loaded switch requires a maximum of 750 Volt-Amps
This results in a main current of 3.2 amps at 240V AC line voltage or
3.6 amps at 208V AC line voltage.
The rated AC input range is 180 to 264V AC or 110 to 120 VAC.
Supported power range Nominal: 200 to 240 VAC, single phase, or 110 to 120 VAC, single
phase
Input frequency range 47-63 Hz
Power supplies (each) Output voltages: 48V at 20 amps; 12V at 4 amps
Maximum output power: 1000 watts
AC inrush current 40A maximum, peak
Ride through The supply outputs remain within specified regulation for a minimum of
20 msec after the AC mains are disconnected.
Under voltage protection The DC Director power supply self-protects from any input voltage,
static or dynamic, from zero volts to its operating ranges. It recovers to
normal operation upon returning to its operating range.