1

ELECTRICAL ENGINEERING DEPARTMENT

LAB REPORT

Code of Course ET 102Name of Course ELECTRICAL WIRINGTitle

Lab Session JUN 2013Lab Name

DateSemester 1Programme DETSection A/B/C/D/E/FGroup

Name of Student: Matrix Number:1.2.3.

Lecturer Name

MarksReport (30%) Practical Skills

(70%)Total Generic Skills

CommentsDate of Submission:

2

EXPERIMENT : 4

TITLE : CONDUIT WIRING

CIRCUIT WIRING FOR LAMP – INTERMEDIATE SWITCH

OUTCOMES :

CLO 3, LD2, LD8

By the end of the practical class, student should be able to :

1. Demonstrate with confidence PVC conduit wiring type installations which

follow the ST Regulations.

2. Identify by experiment the operation of two way and intermediate switch

control two lamp.

3. Handle inspection and wiring test with confidence which follow the ST

Regulations.

EQUIPMENTS/COMPONENTS:

No. Component Quantity1 Distribution box 1 set2 Two way Switch 2 unit3 Intermediate Switch 1 unit4 Ceiling rose 1 set5 Filament lamp 60W 1 set6 1.5mm2 PVC black wire Depends on needs7 1.5mm2 PVC green wire Depends on needs8 1.5mm2 PVC red/yellow/blue wire Depends on needs9 Conduit Depends on needs

10 Saddle bar Depends on needs11 Wiring tools 1 set

3

SAFETY PRECAUTION:

1. Always aware, any machine that works on electricity is

dangerous.

2. Understand the safety procedures specified by the lecturer.

3. Handle the practical carefully and place them in a position where

it cannot drop and hurt anyone.

4. Do the practical in an organize manner as this can minimize the

risk of accident occur.

5. Read the practical procedures thoroughly and ask your lecturer if

you have any problems.

PROCEDURE :

1. Find the substance required as list above.

2. According to schematic diagram below, sketch the wiring diagram

before starting the practical work.

3. Do your practical work with lecturer observation.

4. Plan your work invariable time given.

5. Make sure the wiring was neat and safety.

6. Get the permission from your lecturer before starting your work.

7. Test the wiring with your lecturer to avoid any mistake and

damage.

4

Dimension diagram:

EXERCISE:

Write the results in the table provided below.

Operation S1 S2 S3 L1 L2

1 C – L1 A C – L12 C – L1 A C – L23 C – L1 B C – L14 C – L1 B C – L25 C – L2 A C – L26 C – L2 A C – L17 C – L2 B C – L28 C – L2 B C – L1

( 16 Marks)

S1 S2

70 cm

30 cm

40 cm

30 cm

Distribution box

20 cm

30 cm

L1 L2

S3

5

EXERCISE:

Refer to the schematic diagram below, draw the complete wiring diagram.

a. S1, S2, S3 and S4 are 2 way switch

b. S4 is an intermediate switch.

c. S1 and S2 controlled L1

d. S3, S4 and S5 controlled L2.

e. All measurement of the cable for lamp and switches are fixed, 40 cm.

(24 Marks)

CONCLUSIONS :

_____________________________________________________________________________

_____________________________________________________________________________

_____________________________________________________________________________

_____________________________________________________________________________

(2 Marks)

Distribution Box

L2

S2S1 S3 S4 S5

L1

6

Draw the wiring diagram and paste at the bay

7

RUBRIC OF EXPERIMENT 4

Course Learning Outcome (CLO)/ Learning Domain (LD)

Skills/ Aspects Poor Good Very Good Marks

1 2 3

CLO3:Perform practical work as a team applying good work ethics and proper work procedures while complying with related electrical engineering practices and regulation within the stipulated time frame.

LD2:Practical Skills

1.Demonstrate with confidence PVC conduit wiring type installations which follow the ST Regulations.

Unable to demonstrate confidence PVC conduit wiring

Able to demonstrate confidence PVC conduit wiring with little assistance

Able to demonstrate confidence PVC conduit wiring without assistance.

2.Identify the operation of two way and intermediate switch to control two lamps by experiment

Unable to identify the operation of two way and intermediate switch to control two lamps

Able to identify the operation of two way and intermediate switch to control two lamps moderately.

Able to e identify the operation of two way and intermediate switch to control two lamps effectively

3.Handle inspection and wiring test with confidence which follow the ST Regulations.

Unable to handle inspection and wiring test

Able to handle inspection and wiring test little assistance

Able to handle inspection and wiring test without assistance

4. Measure connection for terminal Earth

Measure connection for terminal Earth poorly

Measure connection for terminal Earth moderately

Measure connection for terminal Earth effectively

5. Measure connection for terminal Neutral

Measure connection for terminal Neutral poorly

Measure connection for terminal Neutral moderately

Measure connection for terminal Neutral effectively

6.Measure connection for terminal Live

Measure connection for terminal Live poorly

Measure connection for terminal Live moderately

Measure connection for terminal Live effectively

8

Course Learning Outcome (CLO)/ Learning Domain (LD)

Skills/ Aspects Poor Good Very Good Marks

1 2 3

CLO3, LD2

7.Measure length between distribution board and L1

Measure length between distribution board and L1 poorly

Measure length between distribution board and L1 moderately

Measure length between distribution board and L1 effectively

8.Measure length between distribution board and L2

Measure length between distribution board and L2 poorly

Measure length between distribution board and L2 moderately

Measure length between distribution board and L2 effectively

9.Measure length between distribution board and S1

Measure length between distribution board and S1 poorly

Measure length between distribution board and S1 moderately

Measure length between distribution board and S1 effectively

10.Measure length between distribution board and S2

Measure length between distribution board and S2 poorly

Measure length between distribution board and S2 moderately

Measure length between distribution board and S2 effectively

11.Measure length between distribution board and S3

Measure length between distribution board and S3 poorly

Measure length between distribution board and S3 moderately

Measure length between distribution board and S3 effectively

12.Types of S1 Unable to use the correct types of S1

Able to use the correct types of S1 with little assistance

Able to use the correct types of S1 without assistance.

9

Course Learning Outcome (CLO)/ Learning Domain (LD)

Skills/ Aspects Poor Good Very Good Marks

1 2 3

CLO3, LD2

13.Types of S2 Unable to use the correct types of S2

Able to use the correct types of S2 with little assistance

Able to use the correct types of S2 without assistance.

14. Types of intermediate switch.

Unable to identify the intermediate switch.

Able to identify the intermediate switch little assistance

Able to identify the intermediate switch without assistance

TOTAL MARKS /42

10

Course Learning Outcome

(CLO)/ Learning

Domain (LD)

Skills/ Aspects

Poor Good Very Good

Marks1 2 3

LD 8 : Professionalism, Ethics and

Moral

1. Planning andTime Management

Unable to organize planning and time management.

Able to organize fair planning and time management.

Able to organize strategic planning and excellent time management.

2. Able to learnindependently

Unable to learn independently and need consistent supervision.

Ability to learn independently with some supervision.

Ability to learn independently with minimum supervision.

3. Self-Discipline: Willing to obey all orders, respect authorities, involve in teamwork; self-reliance.

Display minimal effort and commitment in performing tasks, such as attendance, punctuality, enthusiasm, vitality, and optimism in performing and completing tasks.

Display effort and commitment in performing tasks, such as attendance, punctuality, enthusiasm, vitality, and optimism in performing and completing tasks.

Display excellent effort and commitment in performing tasks, such as attendance, punctuality, enthusiasm, vitality, and optimism in performing and completing tasks.

4. Work Area Less cleanliness and tidiness. Requires constant reminders to clean work area.

Average cleanliness and tidiness. Requires some reminders to clean work area.

Excellent cleanliness and tidiness. Routinely keeps work area clean without reminders.

5.Awareness of personal/group safety, health and conducive environmental practices.

Lack awareness of safety, health and conducive environmental practices.

Show awareness of safety, health and conducive environmental practices.

Show excellent awareness of safety, health and conducive environmental practices.

TOTAL MARKS /15

Verified By:

………………………………..........Lecturer / Head of Programme(Signature and stamp)

Session :Jun 2013

Approved By:

………………………………...................Head of Programme/ Head of Department(Signature and stamp)Session : Jun 2013