BQT6904400-01

Installing the End Cover

DANGER
HAZARD OF electric shock, explosion, or arc flash
  • Ensure that the end covers of busbar are assembled before mounting the switchgear end covers.
  • If the switchgear is to be installed in the corner of a room, an appropriate end plate must be installed.
Failure to follow these instructions will result in death or serious injury.

Follow the below steps to install the end cover:

NOTE: Installation steps are identical for the right and left ends of the switchgear.
  1. Install the busbar end cover (1) with rivet screw (2).

  2. Install the front end cover (8) and rear end cover (3), and install the bolts (7) along with washers (6) (Figure 105). Apply the torque as per ST0171.

  3. Install the center end wall coupler (4) and tunnel end wall coupler (5) with hardware.

  4. Remove the cover plate from the knock-out (9) at the left end of the cubicle (Figure 105), and feed the earth bus rod into the knock-out hole.(one per cubicle).


Figure 105
Installing the End Covers (Sheet 1 of 2)

Figure 105
Installing the End Covers (Sheet 2 of 2)

1

Busbar end cover

6

Washer M8

2

Rivet screw

7

Screw M8 x 25

3

Rear end cover

8

Front end cover

4

Center end wall coupler

9

Knock-out

5

Tunnel end wall coupler

   
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