LV Connection

Connecting External Cables in the Switchgear Cubicle

DANGER
HAZARD OF ELECTRIC SHOCK, EXPLOSION, OR ARC FLASH If the external cables are to be routed into the LV compartment from top of the cubicle, the cable fastening and protection equipment must be provided by the customer to maintain IP rating of the cubicle. Failure to follow these instructions will result in death or serious injury.

LV cables customized for control and measurement purposes can be routed from each cubicle's left-hand side to the LV compartment.

Follow the below steps for connecting the external cables in the switchgear cubicle:

1. Remove the metal cable duct covers (1) on the left inside of the cubicle (Figure 68).

2. Route external cables (2) from the cable basement through the gland plate neck ring (3) in the cubicle floor and route them in the cable duct to the LV compartment.

3. Fasten the external cables (2) to the cubicle using cable clamps (4).

   NOTE: Close all the openings after the installation LV cables helps maintain the IP rating of the cubicle, which helps prevent foreign objects or moisture from entering the cubicle.

4. Connect external cables (2) to the terminal strip (5) in the LV compartment, according to the circuit diagram.

5. Install the cable duct covers (1).

Figure 68
Connecting External Cables in the Switchgear Cubicles

1	Cable duct cover	4	Cable clamp
2	External cables	5	Terminal strip
3	Gland plate neck ring