APCPDCL 2021 Syllabus , Selection Process and Exam Pattern. APCPDCL has announced its latest recruitment notification on official website of APCPDCL that is www.apcpdcl.in. total 86 energy assistant posts are going to filled with this apcpdcl exam . APCPDCL exam date 2021 will be announced shortly and it will be published on apcpdcl website. Candidates who are applied for APCPDCL energy assistant jobs recently can check the APCPDCL Exam 2021 Syllabus here . Apart from syllabus for apcpdcl energy assistant exam 2021 candidates can find apcpdcl exam pattern 2021 also from the below post. apcpdcl syllabus subject wise breakup is given below. subject wise and topic wise breakup details are given below for apcpdcl exam 2021. Download apcpdcl assistant exam syllabus 2021 in pdf format in the procedure mentioned. go to print option and and select print to pdf option while printing.
Syllabus for Energy Assistants (JLM Grade-II)
1. Fundamentals of Electrical Engineering
Electric current-conductors- Semiconductors-Insulators, Electric potential-resistance- laws of resistance, Effects of temperature on resistance, Ohms law, Resistances in series, parallel and Series-parallel, Kirchhoff’s laws.
2. Electro Magnetism
Introduction to magnets, Magnetic pole, magnetic axis, pole strength, Properties of magnets, Classification of magnets, Fleming left hand rule, Field pattern of long straight conductor, solenoid.
3. Electro Magnetic Induction
Concept of electro-magnetic induction Lenz’s law -Fleming’s right-hand rule, Faraday laws of electromagnetic induction-types of emf’s-dynamically and statically induced emf, Self and mutual induction.
4. Cells and Batteries
Chemical effects of electric current-faraday laws of electrolysis, Cells and their components- Definition of battery-Primary cells -defects and remedies, dry cell-Secondary cell-comparison between primary cells and secondary cells, Lead acid cell-principle and working of lead acid cell detailed study-Wh & Ah efficiencies of cell, charging methods of secondary cells, Maintenance of Lead acid cell and testing of lead acid battery.
5. Electrostatics
Definition of Electric charge& its Units, Capacitance- Definition and formula, Types of Capacitors, Capacitors in series and parallel.
6. Electrical Wiring accessories, wiring tools and wire joint
Types of switches with modern approach, Other accessories like lamp holders, ceiling roses, sockets, fuses etc. (detailed study), Fuses and fuse materials, MCB & CBs, wiring tools, Wire joints, Soldering, taping and termination of wires/Cables and cable joints.
7. Wiring Systems & wiring circuits
Types of house wiring-Cleat wiring, CTS/TRS wiring, Conduit wiring, Casing capping wiring-detailed study, Comparison between different wiring methods, Stair case wiring, series and parallel circuits, Master switch circuits, Corridor wiring circuits, Fluorescent tube light circuit, flashers, moving lights.
8. Earthing
Necessity of earthing- definitions of fundamental terms in earthing like earth, earth lead, earth electrode, earth wire etc, Types of earthing-detailed study of pipe earthing and plate earthing, Specifications of materials used for earthing, Measurement of Earth resistance, IE rules for earthing.
9. IE rules for Electrical wiring
Precautions to be observed while installing different electric appliances in houses, I E Rules regarding house wiring, Causes of Fire accidents due to Electricity failures.
10. Indicating Instruments
Classification of Indicating type measuring instruments, Effects of currents used in indicating instruments, torques/forces in electrical instruments, Basic requirements of indicating instruments, Moving Iron Instruments, MC instruments – difference between MI and MC insts., Extension of MI & MC Instruments, Measurement of Power-Dynamometer type, different types of errors in indicating instruments.
11. Integrating Instruments
Definition and classification of integrating instruments, 1-ph, 3-ph phase induction type energy meters, errors in energy meters.
12. Special instruments
Power factor meter, Frequency meter, Synchronoscope, Instrument transformers CT-PT, Multi meter, Megger, Tongue tester.
13. Semiconductor Devices and Their Applications
Atomic structure and semiconductor theory, P-type and N-type materials, P-N junction, biasing and characteristics of diodes. Rectifier circuit – half wave, full wave, bridge rectifiers, Transistors-types of transistors- configurations, applications, working of inverter and UPS.
14. D.C. Generators
Generator Principle, simple loop generator, Production of induced EMF and its nature, Construction details of DC Generator, Yoke-poles-pole shoes -Armature- Commutator – brush assembly bearing Field coils, Armature winding-lap and wave winding, E.M.F. equation, Types of Generators-separately- Self excited-series-shunt-compound wound, Applications of different types of Generators.
15. D.C. Motors
Principle of working-Significance of back EMF(Eb), Types of dc motors, Series-shunt and compound motors, speed and torque equation, Speed Control of Motors-Field control method for series & shunt motors- Armature control methods (for shunt motors only), DC motor starters-Necessity of starter working of 3-point starter-4-point starter, Applications of different types of motors.
16. A C fundamentals & Circuits
Definitions of Alternating currents and voltage, different wave forms, Definition of cycle, time period, Frequency, Amplitude, Instantaneous value, maximum, Average and RMS values of A.C voltage & current, Form factor, Peak factor of sinusoidal wave, Phaser representation of A.C, Phase & Phase difference of ac, Power & Power Factor. Single phase A.C. Through Pure Resistive/Inductive/capacitive circuit- current-voltage-phaser
diagrams- power-power factor, A.C. through R-L/R-C/R-L-C Circuit Current – voltagephasor diagram Power-Power factor, Poly phase circuits-advantages of poly phase over single-phase Star and delta connection- voltage & current Relation in star connection – Delta or mesh connections, 3-phase power equation.
17. Transformers
Transformer – Its construction, working, performance, EMF equation, Cooling of transformer, losses and efficiency, transformation ratio. Construction of core, winding shielding, auxiliary parts breather, conservator. Buchholz’s relay, other protective devices, Transformer oil testing, Auto transformer- working, Applications.
18. Alternators
Principle and operation of Alternators, Relation between speed, no. of poles and frequency, Constructional details of alternator – Salient pole type and smooth cylindrical type, EMF equation.
19. Three-Phase Induction Motors
Classification of 3-Ph motors, working principle of 3-Ph Induction motors, Relations between Ns, no. of poles and supply frequency-Definition of Slip & slip speed, Constructional details of Induction Motors-squirrel cage and slip ring motors, Starters for Induction Motors- Necessity of starter-D.O.L starter-Star/delta starter-Rotor resistance starter for slip ring Induction Motor, Applications.
20. Single phase Induction Motors
Principle of operation of Single-phase Induction Motors, Types of 1-Ph Induction motor like Split phase, capacitor start -capacitor start capacitor run-shaded pole motors- their applications.
21. Generation of Power
Sources of Electrical Energy- conventional-non conventional energy sources, Generation of Electrical power using conventional energy sources -working of Hydel and Thermal power stations.
22. Transmission and Distribution of Power
Transmission of power from generating station to receiving stations, use of step-up and stepdown transformers and associated equipment, Use of Circuit breaker-isolators-earth switches, C.T.’s etc., Distribution of power, Transformer substations, Distribution T/F Substation- Double Pole Structure-Pole mounted and Plinth mounted T/F, Substation associated equipment such as A.B. switch, L.A.-H.G. Fuse-Circuit Breaker.
23. Planning, Estimation & Costing of Wiring
Control Panel elements, types and specifications, Concept and Principle of plan, estimation and cost. Preparation of complete house wiring layout, industrial wiring.
24. Illumination
Introduction of Illumination, Terms & definitions, laws of illumination, requirements of good lighting, intensity of light –importance of light, colour available. Construction, working & applications of – Incandescent lamp, Fluorescent tube, CFL, Neon sign, Halogen, Mercury vapour and types, sodium vapour etc. Decoration lighting.
apcpdcl selection procedure 2021 contains total 3 stages . Each stage has again sub sections as given below. candidates who are applied for apcpdcl exam can check the apcpdcl energy assistant selection procedure here. Download apcpdcl selection procedure 2021 here in pdf format from print to pdf option .
Part –A:
a. The candidate must possess ITI qualification in Electrical or Wireman trade or Intermediate Vocational course in Electrical domestic
appliances and rewinding (EDAR) and electrical wiring and contracting (EWC)/Electrical wiring and servicing of electrical
appliances (EW & SEA) and electrical technician from a recognised Institution/Board.
b. The written Test will be conducted based on the ITI syllabus for 100 marks. The qualifying marks for OC – 40%, BC-35% and SC , ST –
30%.
c. In service experience of outsourcing candidates who are having qualifications indicated at part – A (a) in AP DISCOMS will be
considered and one mark for each completing period of 6 months ( i.e.180 working days) will be given as weightage up to a maximum of 20 marks depending on the length of the service in the relevant job ( O&M related works)
Part – B
The candidates have to appear for the following tests at the circle headquarters (Krishna , Guntur and Prakasam).
I. Pole Climbing – duration of time is 15 minutes :
a. The candidate has to climb and descend the pole within 15 minutes.
b. Candidate do not fall down while climbing or descending the pole.
c. Candidate should touch the top of the pole.
d. Second chance of climbing of pole is ceased.
The candidates who fail in any one of the above tests (a to c) are disqualified.
II. Meter Reading
Part – C:
a. The candidates who secured merit in written test / examination, will be called for the above tests in 1:3 ratio as per Rule Of Reservation in the descending order of merit in the written test.
b. The tests in part – B are mandatory to all the candidates who are called for these tests. The candidates, who failed in any of the tests of Part-B will be treated as totally disqualified for the selection process, even though they are qualified with good marks in written examination.
For complete details please visit the apcpdcl official website : https://www.apcpdcl.in/