IBM ESS 3000 Hardware Planning And Installation Manual page 44

Table 10. Rack space requirements for the Elastic Storage System 3000
Minimum rail length
670 mm (26.38 in.)
Service clearance for Elastic Storage System 3000
The service clearance area is the area around the rack which is needed for the authorized service
representatives to service the enclosure as shown in the sample illustration in the Figure 12 on page 32.
Figure 12. Sample illustration to show space around the rack
For Elastic Storage System 3000, use the recommended measurements that are given in the Table 11 on
page 32.
Table 11. Service clearance requirements
1
Front
1200 mm (47 in.)
1
Storage racks require larger service clearances in the front of the rack.
For more information on the layout of the room, see Computer room layout
See the Site preparation and physical planning section to help you prepare your physical site for the
installation of Elastic Storage System 3000.
Additional space requirements
Ensure that these additional space requirements, as shown in Table 12 on page 33, are available around
the enclosures.
32 IBM Elastic Storage System 3000: Hardware Planning and Installation Guide
Maximum rail depth
870 mm (34.25 in.)
Back
1000 mm (39 in.)