Instruction manual

2. Preparation for Installation
93
2.9 Cooling Conditions
2.9.1 Air Flow
(1) Main Device
The air flow into and out of a switch is shown in Figure 2-7 Air Flow Into and Out of the Main Device.
Figure 2-7 Air Flow Into and Out of the Main Device
(2) External Power Unit (EPU)
The air flow into and out of the EPU is shown in Figure 2-8 Air Flow Into and Out of the EPU.
Figure 2-8 Air Flow Into and Out of the EPU