IBM DS3500 User Manual

Table 4. DS3512 storage subsystem and EXP3512 storage enclosure weights (continued)
Model Maximum
1
Empty
2
1
Chassis with dual controller or ESMs and 12 drives.
2
Chassis without power supplies, controllers or ESMs, and drive filler panels.
Table 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 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
The temperature and humidity requirements to operate the DS3500 storage
subsystem are specified in this topic.
Table 7 on page 20 lists the acceptable temperature and humidity ranges for the
storage subsystem in typical Information Technology (IT) or office environments.
Chapter 1. Introduction 19

IBM DS3500 Specifications

General

Brand	IBM
Model	DS3500
Category	Storage
Language	English