Page 293 - CITS - Electrician - Trade Practical

ELECTRICIAN - CITS

4 Position the accessories in third floor as Fig 2

It may not be possible to get a building for wiring as per the Fig 1. Hence the trainees may be asked
to do the wiring in a wiring board/ cubicle

5 Distribute the load each phase per floor, as load per floor are equal
6 Select the suiTable size channel according to the type, size and no. of cables and also estimate the respective
length.
7 Determine the size & type of cables for each run according to the load and their respective length
8 List out materials for PVC channel wiring. Looping system with proper protective devices (ELCB, MCB’s &
earth)
9 Mark on the cubicle as per the installation layout given in Fig 2.
10 Cut the PVC channel as per layout given in Fig 2.
11 Drill holes in the PVC channel for fixing at end distance using drilling machine
12 Place the channel on the marked route & mark holes for fixing.
13 Prepare the joints on the PVC channel.
14 Fix the channel as per the layout.
15 Wire the accessories as per diagram
16 Test the wiring installation as per IE rules.

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CITS : Power - Electrician & Wireman - Exercise 104