IBM DS3500, Инструкция по установке, использованию и обслуживанию

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Table 1-5. DS3524 storage subsystem and EXP3524 storage enclosure weights
Model Maximum
1
Empty
2
DS3524 with ac power supply and
fan units 25.9 kg (57.1 lb)
10.7 kg (23.6 lb)
DS3524 with dc power supply and
fan units 25.85 kg (56.99 lb)
EXP3524 with ac power supply and
fan units 25.2 kg (55.5 lb)
EXP3524 with dc power supply and
fan units 25.15 kg (55.45 lb)
1
Chassis with dual controller or ESMs and 24 drives.
2
Chassis without power supplies, controllers or ESMs, and drive filler panels.
Table 1-6. DS3500 component weights
Unit Weight
2.5–inch drive 0.25 kg (0.55 lb)
3.5–inch drive 0.78 kg (1.72 lb)
AC power supply with fan 2.50 kg (5.31 lb)
DC power supply with fan 2.36 kg (5.21 lb)
Controller (including cache battery backup and no host
port adapter) 2.05 kg (4.52 lb)
Fibre channel host daughter card .08 kg (.18 lb)
iSCSI host daughter card .05 kg (.11 lb)
SAS host daughter card .07 kg (.15 lb)
Battery .15 kg (.33 lb)
ESM 1.75 kg (3.86 lb)
Temperature and humidity
Table 1-7 lists the acceptable temperature and humidity ranges for the storage subsystem in typical
Information Technology (IT) or office environments.
Table 1-7. Temperature and humidity requirements for storage subsystems in an Information Technology (IT) or office
environment
Condition Parameter Requirement
Temperature (storage subsystem On) Operating range 10° to 35°C (50.0° to 95°F)
Altitude 30.5 (100 ft) below to 3000 m (9840 ft)
above sea level
Maximum rate of change 10°C (18°F) per hour
Relative humidity (storage subsystem
On) Operating range 20% to 80%
Maximum dew point 26°C (79°F)
Maximum humidity gradient 10% per hour
Chapter 1. Introduction
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