Power specifications, Environmental specifications – HP StorageWorks 20 Modular Smart Array User Manual

Page 43

Specifications

C-2

HP StorageWorks Modular Smart Array 20 User Guide

Power Specifications

Table C-3: AC Input Requirements

Nominal

Value

Range

Frequency (±5%)

50 or 60 Hz

47 to 63 Hz

Voltage

110 or 240 V

90 to 254 V RMS
(autoranging)

Steady state
maximum current

At 240 V: 1.8 A (one power supply) or 1.9 A (two
power supplies)

At 120 V: 3.7 A (one power supply) or 3.9 A (two
power supplies)

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Standby current

0.21 A at 240 V, 60 Hz

0.15 A at 120 V, 60 Hz

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Environmental Specifications

Table C-4: Environmental Specifications

Operating

Shipping or Storage

Ambient
temperature

10° to 35°C (50° to 95°F), with an average change
of less than 1°C per hour and a step change of
less than 3°C per hour

–40° to 66°C

–40° to 150°F

Relative humidity
(noncondensing)

40% to 60%, with a step change of less than 10%

10% to 80%

Air quality

Fewer than 500,000 particles 0.5 micron or larger
per cubic foot (approximately 17,700 per liter)

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Heat dissipation

1175 BTU/hr (345 W)

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