Specifications - PC Server 720

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Specifications:

Size:
- Depth: 755 mm (29.7 in.)
- Height: 622 mm (24.5 in.)
- Width: 353 mm (13.9 in.)
- Depth with cable cover: 807 mm (31.8 in.)

Weight:
Configured with one hard disk drive: 31.3 kg (69 lb)

Environment:
Air temperature
- System on: 10C to 35 C (50F to 95F)
Altitude: 0 to 914 mm (3000 ft.)
- System on: 10C to 32 C (50F to 90F)
Altitude: 914m (3000 ft.) to 2133 m (7000 ft.)
- System off: 10C to 43C (50F 110F)
Maximum Altitude: 2133 m (7000 ft.)
- Storage:1C to 60C (34F to 140F)

Humidity:
- System on: 8% to 80%
- System off: 8% to 80%
Maximum altitude: 2133 m (7000 ft.)

Heat Output:
Approximate heat output in British Thermal Units (BTU) per hour
- Minimum configuration: 155 BTU (44 watts)
- Maximum configuration: 3.600 BTU (1055 watts)

Electrical Input:
Sine-wave input (50 to 60 Hz is required
Input voltage
- Low range
- Minimum: 90 V ac
- Maximum: 137 V ac

- High range
- Minimum: 180 V ac
- Maximum: 265 V ac

Input kilovolt-amperes (kVA) approximately
- Minimum configuration as shipped: 0.16 kVA
- Maximum configuration: 1.0 kVA

Total Power Available for Drives:
Nominal operating current allowed (base with expansion upgrade)
- +5 V dc line: 10 A base/23 A with upgrade
- +12 V dc line: 10 A base/23 with upgrade

Acoustical Noise Emission Values;
Average sound pressure levels at operator position
- 1 hard disk drive (low fan speed)
40 dB operating
38 dB idle
- 1 hard disk drive (high fan speed)Ý 42 dB operating
41 dB idle
- 3 hard disk drives (low fan speed)
40 dB operating
38 dB idle
- 3 hard disk drives (high fan speed)
- 42 dB operatingÝ 42 dB idle

Average sound pressure at bystander position (1 meter)
- 1 hard disk drive (low fan speed)
36 dB operating
35 dB idle

- 1 hard disk drive (high fan speed)
38 dB operating
38 dB idle

- 3 hard disk drives (low fan speed)
36 dB operating
35 dB idle

- 3 hard disk drives (high fan speed)
- 38 dB operating
- 38 dB idle

Declared (upper limit) sound power levels
1 hard disk drive (low fan speed)
- 5.5 bels operating
- 5.4 bels idle

- 1 hard disk drive (high fan speed)
5.7 bels operating
5.6 bels idle

- 3 hard disk drives (low fan speed)
5.5 bels operating
5.4 bels idle

- 3 hard disk drives (high speed)
5.7 bels operating
5.7 bels idle