Introduction To Guide Rails - H3C S5500-28C-EI Installation Manual

Installation Manual
H3C S5500-EI Series Ethernet Switches
When you install the switch into a 19-inch standard cabinet, you should select front and
rear mounting ears with a proper length (L1 in Figure 3-1) according to the physical
dimensions. For the selection of front and rear mounting ears, see Table 3-2.
Table 3-2 Selection of mounting ear for the S5500-EI series
Model
S5500-28C-EI
S5500-28C-EI-DC
S5500-52C-EI
S5500-28F-EI
S5500-28C-PWR-
EI
S5500-52C-PWR-
EI

3.1.2 Introduction to Guide Rails

Figure 3-3 shows the appearance of a guide rail.
Slotted hole 1: Used to fix the guide rail to the rear bracket. You can adjust the screw hole
position according to the position of the switch.
Cooling hole: Used for heat dissipation between switch and cabinet
Slotted hole 2: Used to fix the guide rail to the front bracket
Figure 3-3 Appearance of a guide rail
Physical
dimensions (H ×
W × D)
43.6 × 440 × 300
mm (1.72 × 17.3 ×
11.8 in.)
43.6 × 440 × 360
mm (1.72 × 17.3 ×
14.2 in.)
43.6 × 440 × 420
mm (1.72 × 17.3 ×
16.5 in.)
Slotted hole 1
Configuration
type of front
mounting ear
Standard
Standard
Standard
Cooling hole Slotted hole 2
3-3
Chapter 3 Installation
Configuration
type of rear
mounting ear
—
Standard
Standard