Compaq AlphaServer DS20 User Manual download pdf (Page 14)

Physical Characteristics

Table 2 details basic physical characteristics of the system.

Table 2 AlphaServer DS20E Physical Characteristics

Dimensions Pedestal Rackmount

Height

Width

Depth

Weight

47.0 cm (18.5 in.)

22.5 cm (8.85 in.)

69.9 cm (27.5 in.)

36 kg (80 lbs) typical;

40 kg (88 lbs) maximum

22.2 cm (8.75 in.)

44.5 cm (17.5 in.)

66.0 cm (26 in.)

36 kg (80 lbs) nominal; 39 kg (86 lbs) maximum

With brackets, slides, & cables

38 kg (84 lbs) nominal; 40 kg (88 lbs) maximum

Environmental

Temperature Operating

Storage (60 days)

Rate of change

10−35° C (50−95° F)

-40−66° C (-40−151° F)

11° C/hr (20° F/hr)

Relative humidity Operating

Nonoperating

Storage (60 days)

Rate of change

20–80%

10–95%

20%/hr

Maximum wet bulb temperature Operating

Storage (60 days)

28° C (82° F)

46° C (115° F)

Minimum dew point temperature Operating 2° C (36° F)

Maximum heat dissipation Nominal

Maximum

550 watts, 1,878 Btu/hr

780 watts, 2,664 Btu/hr

Airflow Intake location

Exhaust location

Front

Rear

Altitude Operating

Nonoperating

3,037 m (10,000 ft)

12,192 m (40,000 ft)

Vibration Operating 10–500 Hz .1 G peak

Mechanical shock Operating

Pedestal

M-series cabinet

7.5 G, 10+/–3ms

5.0 G, 10+/–3ms

Acoustics

Idle

Operating

Average Declared

5.8 L

, B 44 L

, dba

6.3 L

, B 49 L

, dba

Electrical (Power supplies are universal, PFC, auto ranging, 100/240 Vac)

Nominal voltage (Vac) 100 120 200–240

Voltage range (Vac)

temporary condition

90–100 110–128 180–250

Power source phase Single Single Single

Nominal frequency (Hz) 50/60 50/60 50/60

Frequency range (Hz) 49–51 / 59–61 49–51 / 59–61 49–51 / 59–61

RMS current (maximum steady state)

Pedestal and rackmount

Single power cord 6.6 A 5.5 A 3.0 A

Maximum VA 780 765 730

M-series cabinet (configuration dependent)

Nominal voltage (Vac) 100 120 220–240

Each power cord 24 A 24 A 16 A

1 2 ... 9 10 11 12 13 14 15 16

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Compaq AlphaServer DS20 User Manual Page 14

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