Page 290 - CITS - Electrician - Trade Practical

ELECTRICIAN - CITS

3 Estimate the material required for wiring installation referring to the layout as well as the wiring diagrams.

4 Draw the circuit diagram as per layout diagram.
5 Cut the conduits to required length.
6 Lay the conduit and accessories as per layout.
7 Fix them with saddle and screw.

8 Cut the wire to required length.
9 Draw the wire through the conduit.
10 Connect the cables to the electrical to the electrical accessories as per circuit diagram and fix them.
11 Test the circuit after getting the approval of the instructor.

Avoid twisting, bending and crowding of cables inside the conduits.
Stripped portion of wires should not be exposed inside the terminals of accessories after connection.

TASK 2:
1 Obtain the floor plan of the work shop (Fig 1).
2 Mark the position of motors on the floor plan with the consultation of the customer. A Sample requirement is
given below for trainee’s reference
1 One 5 HP, 415V 3 phase motor.
2 One 3 HP, 415V 3 phase motor.
3 One 1/2 HP; 240V, 1 Phase moor

4 One 1 HP, 240V, 1 Phase motor
The motors are to be arranged as shown in Fig 3.
3 Draw the wiring diagram based on Fig 3.

The mainswitch, motor switch and starter are assumed to be mounted at a height of 1.5 m from the
ground level. Height of horizotal run from ground level will be 2.5 m

4 Mark the layout based on Fig 4.

5 Prepare the PVC conduit frame as per layout.

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CITS : Power - Electrician & Wireman - Exercise 104 CITS : Power - Electrician & Wireman - Exercise 104