Appendix D Cooling System - H3C S6520X-SI Series Installation Manual

Appendix D Cooling system

To dissipate heat timely and enhance system stability, the switch uses a high-performance cooling
system. Consider the site ventilation design when you plan the installation site for the switch.
•
S6520X-26MC-SI and S6520X-26MC-UPWR-SI switches—The fan tray draws ambient air
into the chassis from the left side and blows out air from the right side.
S6520X-26MC-UPWR-SI switch as an example to show the airflow direction. (Left and right
refer to the directions when you face the port side of the switch.)
•
S6520X-26XC-UPWR-SI and S6520X-54XC-UPWR-SI—The fan tray draws ambient air into
the chassis from the left, right, and port sides, and blows out air from the power module
side. Figure 75
direction. (Left and right refer to the directions when you face the port side of the switch.)
•
Other S6520X-SI switches—The fan tray draws ambient air into the chassis from the left side
and port side and blows out air from the right side.
an example to show the airflow direction.
Figure 74 Airflow direction (S6520X-26MC-UPWR-SI)
Figure 75 Airflow direction (S6520X-26MC-UPWR-SI)
uses the S6520X-26XC-UPWR-SI switch as an example to show the airflow
Figure 76 uses the S6520X-26C-SI switch as
81
Figure 74 uses the