IBM TotalStorage FAStT600 Installation And User Manual page 37

v Where racks are in rows front-to-front or back-to-back, a gap of at least 1220 mm
(48 in.) must separate the rows across the cold aisle.
v To ensure correct airflow in each rack, the rack filler plates must be installed in
unused positions. Also, all the gaps in the front of the racks must be sealed,
including the gaps between the FAStT600 units.
1220 mm cold
aisle width
Airflow
Figure 7. Example of Cold Aisle/Hot Aisle Rack Configuration
back
T42 racks
front
Cold aisle
front
T42 racks
back
Hot aisle
back
T42 racks
front
Perforated tiles
or gratings
2440 mm between
center lines of hot
and cold aisle
Chapter 1. Introduction
13