3Com Router 6000 Family
Installation Manual
Chapter 8
Installing B68 Cabinets
3Com Corporation
8-17
The IV component is for racks with fixed heights that are extremely high or low. The lowest floor
height must be 100 mm (3.9 in).

8.3.2 Introduction to Slide Rails

Slide rails allow you to move the device to an appropriate position easily. In addition, they can
join multiple racks and cabinets together, make connections stronger and keep the cabinets
horizontal. As shown in Figure 8-19, a slide rail segment is 600 mm (23.6 in.) long. The
standard shipment includes two segments for each cabinet.
600mm (23.6 in)
75mm (3 in)
50mm (2in)
600mm (23.6 in)
75mm (3 in)
50mm (2in)
Figure 8-19 Dimensions of slide rail segments

8.3.3 Installation Flow

As shown in Figure 8-20, installing the cabinet on the concrete floor includes these steps:
1) Position the racks.
2) Install the racks.
3) Install the slide rails.
4) Install the floor support accessories.
5) Level the cabinets.
6) Combine cabinets.
7) Fix the cabinets.
8) Test insulation.
9) Replace the antistatic floor.