CTS Trade Electrician Syllabus 2021 PDF – Download Exam Pattern Here!!!!


CTS Trade Electrician Syllabus 2021 PDF – Download Exam Pattern Here!!!!The Craftsmen Training Scheme (CTS) has posted the Trade Electrician Syllabus and Exam Pattern on their official website. Aspirants can review the Syllabus here before beginning their preparation. The date for the CTS Trade Electrician Exam in 2021 will be announced soon. Let’s have a look at the Syllabus.

CTS Trade Electrician Syllabus 2021:

Name of the Board

Craftsmen Training Scheme (CTS)
Name of the Post

Trade Electrician

Exam Date

Announce Soon

Syllabus Available

CTS Trade Electrician Syllabus 2021:




Reference Learning


Professional Skills

(Trade Practical)

With Indicative Hours

Professional Knowledge

(Trade Theory)


Skill 150 Hrs.;




42 Hrs.

Prepare profile with

an appropriate

accuracy as per

drawing following

safety precautions.

1. Visit various sections of the

institutes and location of

electrical installations.


2. Identify safety symbols and

hazards. (02Hrs.)

3. Preventive measures for

electrical accidents and

practice steps to be taken in

such accidents. (03hrs.)

4. Practice safe methods of

fire fighting in case of

electrical fire. (02hrs.)

5. Use of fire extinguishers. (05


Scope of the electrician


Safety rules and safety signs.

Types and working of fire

extinguishers. (07 hrs.)



6. Practice elementary first

aid. (03hrs.)

7. Rescue a person and

practice artificial

respiration. (02Hrs.)

8. Disposal procedure of waste

materials. (02Hrs.)

9. Use of personal protective

equipment. (03hrs.)

10. Practice on cleanliness and

procedure to maintain it.

(05 hrs.)

First aid safety practice.

Hazard identification and


Personal safety and factory


Response to emergencies

e.g. power failure, system

failure and fire etc. (07 hrs.)




11. Identify trade tools and

machineries. (05Hrs.)

12. Practice safe methods of

lifting and handling of tools & equipment. (05 Hrs.)

13. Select proper tools for

operation and precautions

in operation. (05 Hrs.)

14. Care & maintenance of

trade tools. (05 Hrs.)

Concept of Standards and

advantages of BIS/ISI.

Trade tools specifications.

Introduction to National Electrical Code-2011. (07




15.Operations of allied trade

tools. (05 Hrs.)

16. Workshop practice on filing

and hacksawing. (10Hrs.)

17. Prepare hand coil winding

assembly. ( 5 Hrs.)


18. Practice on preparing T-

joint, straight joint and


dovetail joint on wooden

blocks. (15Hrs.)

19. Practice sawing, planing,

drilling and assembling for

making a wooden

switchboard. (15Hrs.)

Allied trades: Introduction to

fitting tools, safety

precautions. Description of

files, hammers, chisels

hacksaw frames, blades,

their specification and


Marking tools description

and use.

Types of drills, description &

drilling machines.

Various wooden joints.

(07 hrs.)



20. Practice in marking and

cutting of straight and

curved pieces in metal

sheets, making holes,

securing by screw and

riveting. (10 Hrs.)

21. Workshop practice on

drilling, chipping, internal

and external threading of

different sizes. (20Hrs.)

22. Practice of making square

holes in crank handle. (5


23. Prepare an open box from

metal sheet. (15 Hrs.)

Marking tools; calipers

Dividers, Surface plates,

Angle plates, Scribers,

punches, surface gauges

Types, Uses, Care and


Sheet metal tools:

Description of marking &

cutting tools.

Types of rivets and riveted

joints. Use of thread gauge.

Description of carpenter’s

tools Care and maintenance

of tools.(14hrs.)


Skill 125 Hrs.;

Professional Knowledge


Prepare electrical

wire joints, carry out

soldering, crimping

and measure insulation resistance

of underground


24. Prepare terminations of

cable ends (02 hrs.)

25. Practice on skinning,

twisting and crimping. (15 Hrs.)

26. Identify various types of

cables and measure

conductor size using SWG

and micrometer. (8 Hrs.)

Fundamentals of electricity,

definitions, units & effects of

electric current.

Conductors and insulators.

Conducting materials and

their comparison.

(07 hrs.)



27. Make simple twist, married,

Tee and western union

joints. (18 Hrs.)

28. Make britannia straight,

britannia Tee and rat tail

joints. (18 Hrs.)

29. Practice in Soldering of

joints / lugs. (14 Hrs.)

Joints in electrical


Techniques of soldering.

Types of solders and flux.

(14 hrs.)



30. Identify various parts,

skinning and dressing of

underground cable. (15


31. Make straight joint of

different types of

underground cable. (15


32. Test insulation resistance of

underground cable using

megger. (05 hrs.)

33. Test underground cables for

faults and remove the fault.

(15 Hrs.)

Underground cables:

Description, types, various

joints and testing procedure.

Cable insulation & voltage


Precautions in using various

types of cables.

(14 hrs.)


Skill 200Hrs.;





characteristics of

electrical and

magnetic circuits.

34. Practice on measurement of

parameters in

combinational electrical

circuit by applying Ohm’s

Law for different resistor

values and voltage sources

and analyse by drawing

graphs. (10Hrs.)

35. Measure current and

voltage in electrical circuits

to verify Kirchhoff’s Law (10


36. Verify laws of series and

parallel circuits with voltage

source in different

combinations. (05Hrs.)

37. Measure voltage and

current against individual

resistance in electrical

circuit (10 hrs.)

38. Measure current and

voltage and analyse the

effects of shorts and opens

in series circuit. (05 Hrs.)

39. Measure current and

voltage and analyse the

effects of shorts and opens

in parallel circuit. (05 Hrs.)

Ohm’s Law; Simple electrical

circuits and problems.

Kirchoff’s Laws and


Series and parallel circuits.

Open and short circuits in

series and parallel networks.

(07 hrs.)



40. Measure resistance using

voltage drop method.


41. Measure resistance using

wheatstone bridge. (02 Hrs.)

42. Determine the thermal

effect of electric current.


43. Determine the change in

resistance due to

temperature. (02Hrs.)

44. Verify the characteristics of

series parallel combination

of resistors. (5 Hrs.)

Laws of Resistance and

various types of resistors.

Wheatstone bridge; principle

and its applications.

Effect of variation of

temperature on resistance.

Different methods of

measuring the values of


Series and parallel

combinations of resistors.

(07 hrs.)



45. Determine the poles and

plot the field of a magnet

bar. (05Hrs.)

46. Wind a solenoid and

determine the magnetic

effect of electric current.


47. Measure induced emf due

to change in magnetic field.


48. Determine direction of

induced emf and current.


49. Practice on generation of

mutually induced emf.


50. Measure the resistance,

impedance and determine

inductance of choke coils in

different combinations.


51. Identify various types of

capacitors, charging /

discharging and testing. (05


52. Group the given capacitors

to get the required capacity

and voltage rating. (05 Hrs.)

Magnetic terms, magnetic

materials and properties of


Principles and laws of


Self and mutually induced



Electrostatics: Capacitor-

Different types, functions, grouping and uses.

(14 hrs.)




53. Measure current, voltage

and PF and determine the

characteristics of RL, RC and

RLC in AC series circuits. (08


54. Measure the resonance

frequency in AC series

circuit and determine its

effect on the circuit. (07


55. Measure current, voltage

and PF and determine the

characteristics of RL, RC and

RLC in AC parallel circuits.

(08 Hrs.)

56. Measure the resonance

frequency in AC parallel

circuit and determine its

effects on the circuit. (07


57. Measure power, energy for

lagging and leading power

factors in single phase

circuits and compare

characteristic graphically.

(08 Hrs.)

58. Measure Current, voltage,

power, energy and power

factor in three phase

circuits. (07 hrs.)

59. Practice improvement of PF

by use of capacitor in three

phase circuit.(05 Hrs.)

Inductive and capacitive

reactance, their effect on AC

circuit and related vector


Comparison and Advantages

of DC and AC systems.

Related terms frequency,

Instantaneous value, R.M.S.

value Average value, Peak

factor, form factor, power

factor and Impedance etc.

Sine wave, phase and phase


Active and Reactive power.

Single Phase and three-phase


Problems on A.C. circuits.

(14 hrs.)




60. Ascertain use of neutral by

identifying wires of a 3-

phase 4 wire system and

find the phase sequence

using phase sequence

meter. (10 Hrs.)

61. Determine effect of broken

neutral wire in three phase

four wire system.(05 hrs.)

62. Determine the relationship

between Line and Phase

values for star and delta

connections. (10Hrs.)

63. Measure the Power of three

phase circuit for balanced

and unbalanced loads. (15


64. Measure current and

voltage of two phases in


case of one phase is short-

circuited in three phase four


wire system and compare

with healthy system.(10


Advantages of AC poly-phase


Concept of three-phase Star

and Delta connection.

Line and phase voltage,

current and power in a 3

phase circuits with balanced

and unbalanced load.

Phase sequence meter.

(14 hrs.)


Professional Skill 50 Hrs.;



14 Hrs.

Install, test and maintenance of

batteries and solar


65.Use of various types of cells. (08 Hrs.)

66. Practice on grouping of cells

for specified voltage and

current under different

conditions and care. (12


67. Prepare and practice on

battery charging and details

of charging circuit. (12 Hrs.)

68. Practice on routine, care/

maintenance and testing of

batteries. (08 Hrs.)

69. Determine the number of

solar cells in series / parallel

for given power

requirement. (10 Hrs.)

Chemical effect of electric current and Laws of


Explanation of Anodes and


Types of cells, advantages /

disadvantages and their


Lead acid cell; Principle of

operation and components.

Types of battery charging,

Safety precautions, test

equipment and maintenance.


Basic principles of Electro-

plating and cathodic



Grouping of cells for

specified voltage and


Principle and operation of

solar cell.

(14 hrs.)


Skill 175 Hrs.;



49 Hrs.

Estimate, Assemble,

install and test

wiring system.

70. Identify various conduits

and different electrical

accessories. (8 Hrs.)

71. Practice cutting, threading

of different sizes & laying

Installations. (17 Hrs.)

72. Prepare test boards /

extension boards and

mount accessories like lamp

holders, various switches,

sockets, fuses, relays, MCB,

ELCB, MCCB etc. (25 Hrs.)

I.E. rules on electrical wiring.

Types of domestic and

industrial wirings.

Study of wiring accessories

e.g. switches, fuses, relays,


Grading of cables and current


Principle of laying out of

domestic wiring.

Voltage drop concept.

(14 hrs.)



73. Draw layouts and practice in

PVC Casing-capping,

Conduit wiring with

minimum to more number

of points of minimum 15

mtr length. (15 Hrs.)


74. Wire up PVC conduit wiring

to control one lamp from

two different places. (10


75. Wire up PVC conduit wiring

to control one lamp from

three different places. (10


76. Wire up PVC conduit wiring

and practice control of

sockets and lamps in

different combinations

using switching concepts.

(15 Hrs.)

PVC conduit and Casing-

capping wiring system.


Different types of wiring –

Power, control,

Communication and

entertainment wiring.

Wiring circuits planning,


permissible load in sub-

circuit and main circuit.


(14 hrs.)



77. Wire up the consumers

main board with ICDP

switch and distribution fuse

box. (10 Hrs.)

78. Prepare and mount the

energy meter board. (10


79. Estimate the cost/bill of

material for wiring of

hostel/ residential building

and workshop. (10 Hrs.)

80. Practice wiring of hostel and

residential building as per IE

rules. (15 Hrs.)

81. Practice wiring of institute

and workshop as per IE

rules. (15 Hrs.)

82. Practice testing / fault

detection of domestic and

industrial wiring installation

and repair. (15 Hrs.)

Estimation of load, cable size,

bill of material and cost.

Inspection and testing of

wiring installations.

Special wiring circuit e.g.

godown, tunnel and

workshop etc.

(21 hrs.)


Skill 25 Hrs.;

Professional Knowledge

07 Hrs.

Plan and prepare

Earthing installation.

83. Prepare pipe earthing and

measure earth resistance by

earth tester / megger. (10


84. Prepare plate earthing and

measure earth resistance by

earth tester / megger. (10


85. Test earth leakage by ELCB

and relay. (5 Hrs.)

Importance of Earthing.

Plate earthing and pipe

earthing methods and IEE



Earth resistance and earth

leakage circuit breaker.

(07 hrs.)


Skill 50 Hrs.;



14 Hrs.

Plan and execute


illumination system

and test.

86. Install light fitting with

reflectors for direct and

indirect lighting. (10 Hrs.)

87. Group different wattage of

lamps in series for specified

voltage. (5 Hrs.)

88. Practice installation of

various lamps e.g.

fluorescent tube, HP

mercury vapour, LP mercury

vapour, HP sodium vapour,

LP sodium vapour, metal

halide etc. (18 Hrs.)

89. Prepare decorative lamp

circuit using drum switches.

(5 Hrs.)

90. Prepare decorative lamp

circuit to produce rotating

light effect/running light

effect. (6 Hrs.)

91. Install light fitting for show

case lighting. (6 Hrs.)

Laws of Illuminations.

Types of illumination system.

Illumination factors, intensity

of light.

Type of lamps, advantages/

disadvantages and their


Calculations of lumens and


(14 hrs.)

02 Weeks


Skill 50 Hrs.;



14 Hrs.)

Select and perform


using analog /

digital instruments

92. Practice on various analog

and digital measuring

Instruments. (5 Hrs.)

93. Practice on measuring

instruments in single and

three phase circuits e.g.

multi-meter, Wattmeter,

Energy meter, Phase

sequence meter and

Frequency meter etc. (15


94. Measure power in three

phase circuit using two

wattmeter methods. (8 Hrs.)

95. Measure power factor in

three phase circuit by using

power factor meter and

verify the same with

voltmeter, ammeter and

wattmeter readings. (12


96. Measure electrical

parameters using tong

tester in three phase

circuits. (10 Hrs.)

Classification of electrical

instruments and essential

forces required in indicating


PMMC and Moving iron


Measurement of various

electrical parameters using

different analog and digital


Measurement of energy in three phase circuit.

(14 hrs.)


Skill 25 Hrs.;



07 Hrs.

Perform testing,

verify errors and



97. Practice for range extension

and calibration of various

measuring instruments. (10


98. Determine errors in

resistance measurement by

voltage drop method. (8


99. Test single phase energy

meter for its errors. (7 Hrs.)

Errors and corrections in


Loading effect of voltmeter

and voltage drop effect of

ammeter in circuits.

Extension of range and

calibration of measuring


(07 hrs.)



Skill 75 Hrs.;



21 Hrs.

Plan and carry out

installation, fault

detection and

repairing of



100. Dismantle and assemble

electrical parts of various

electrical appliances e.g.

cooking range, geyser,

washing machine and

pump set. (25 Hrs.)

101. Service and repair of bell/

buzzer. (5 Hrs.)

102. Service and repair of

electric iron, electric

kettle, cooking range and

geyser. (12 Hrs.)

103. Service and repair of

induction heater and

oven. (10 Hrs.)

104. Service and repair of

mixer and grinder. (10


105. Service and repair of

washing machine. (13Hrs.)

Working principles and

circuits of common domestic

equipment and appliances.

Concept of Neutral and


(21 hrs.)




Skill 75 Hrs.;



21 Hrs.

Execute testing,


performance and

maintenance of


106. Verify terminals, identify

components and calculate

transformation ratio of

single-phase transformers.

(8 Hrs.)

107. Perform OC and SC test to

determine and efficiency

of single-phase

transformer. (12Hrs.)

108. Determine voltage

regulation of single-phase

transformer at different

loads and power factors.

(12 Hrs.)

109. Perform series and

parallel operation of two

single phase transformers.

(12 Hrs.)

110. Verify the terminals and

accessories of three phase

transformer HT and LT

side. (6Hrs.)

Working principle,

construction and

classification of transformer.

Single phase and three phase


Turn ratio and e.m.f.


Series and parallel operation

of transformer.

Voltage Regulation and


Auto Transformer and

instrument transformers (CT

& PT).

(14 hrs.)




111. Perform 3 phase


(i) delta-delta

(ii) delta-star

(iii) star-star

(iv) star-delta

by use of three single

phase transformers. (6


112. Perform testing of

transformer oil. (6 Hrs.)

113. Practice on winding of small transformer. (8 Hrs.)

114. Practice of general

maintenance of

transformer. (5 Hrs.)

Method of connecting three

single phase transformers for

three phase operation.

Types of Cooling, protective

devices, bushings and

termination etc.

Testing of transformer oil.

Materials used for winding

and winding wires in small


(07 hrs.)

Please refer to the official announcement for more information. Below is a direct link to the official notification for download.

Download CTS Trade Electrician Syllabus 2021 PDF 

Official Site 

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What is the Exam Date in CTS Trade Electrician 2021?

The CTS Trade Electrician Exam Date 2021 will be Announce Soon

How can I download CTS Trade Electrician Syllabus 2021?

The direct link to download CTS Trade Electrician Syllabus 2021 have provided above

How many vacancies in CTS Trade Electrician Recruitment 2021?

There are various vacancies allotted for these recruitment


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