Electrical Safety | - Electrical Symbols
- Electrical safety
- Identify Various types of safety signs and what they mean
- Demonstrate and practice use of PPE
- Demonstrate how to free a person from electrocution
- Administer appropriate first aid to victims, bandaging, heart attack, CPR, etc.
- Fire safety, causes, and precautionary activities.
- Use of appropriate fire extinguishers on different types of fires.
- Demonstrate rescue techniques applied during fire hazard,
- correct method to move injured people during emergency
- Inform relevant authority about any abnormal situation
- Earthing: Types
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Electrical Fundamentals | - Describe the sources of electrical energy.
- Electrical current, voltage, emf, potential difference, resistance with their SI units.
- Mention the meters used tomeasure different electrical quantities.
- Identification Measuring devices
- Ammeter
- Voltmeter
- Wattmeter
- Ohmmeter
- Digital Multimeter
- Megger
- Tong tester
- Explain supply systems like AC, DC.
- Relationship between V, I and
- R. (Ohms law)
- The behavior of V, I in Series and Parallel DC circuits.
- Describe open circuit, close circuit and short circuit
- Equation to find the effective Resistances
- connected in series
- The equation to find effective resistancesconnected in parallel
- Resistances connected series and parallel combinations
- AC sine wave: Sinusoidal voltage, current, amplitude, time-period, cycle, frequency, phase, phase difference, and their units.
- Electrical work, power and powerfactor, SI units, mention the meters used to measure them.
- Electrical energy
- SI units
- Mention the meters used to measure them
- Single phase and Three phase supply.
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Protective Devices And Wiring Circuits | - Protective Devices
- Necessity of Protective Devices
- Various Protective devicesand their functions fuse wire,
- Glass cartridge fuse
- HRC fuse
- Kit-kat fuse
- MCB
- MCCB
- RCCB
- ELCB
- Relay
- Different types of electrician tools and their function.
- Describe various wiring tools.
- State procedure of care and maintenance of wiring tools.
- Describe different types of wiring systems.
- Surface conduit
- concealed conduit
- PVC casing capping
- Wiring systems and their applications.
- Describe the types of wires, cables used for different current and
- voltage ratings.
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Electrical Machines and Batteries and UPS | - Transformer
- working principle
- Transformation ratio
- Types and applications with their ratings
- Induction motor
- Single-phase and three-phase induction motor.
- The necessity of starters.
- Describe DOL AND STAR-DELTA starters.
- What are the different causes and remedies for the failure of the starter and induction motor?
- Battery
- Types of batteries (Lead acid battery, lithium, sealed
- maintenance-free (SMF) battery, Modular battery).
- Selection criteria of batteries for different applications.
- Ampere-Hour Capacity.
- Efficiency
- UPS
- List the types and applications
- Selection criteria of UPS
- Sizing of UPS
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Introduction to Electronic Devices and Digital Electronics | - Compare Conductors, insulators and semiconductors withe xamples.
- Identification of types and values of resistors-color codes.
- PN junction diode
- Symbol
- Characteristics
- Diode as a switch.
- Types of diodes and ratings
- Applications
- Rectifier
- Need for AC to DC conversion
- Bridge rectifier with and without C filter,
- Rectifier IC.
- Transistor (BJT)
- Symbol
- Structure
- Working principle
- Comparison of analog and digital signal
- Digital systems, examples.
- Binary numbers, Boolean identities, and laws.
- Digital system building blocks: Basic logic gates, symbols
- and truth tables.
- IC-Definition and advantages.
- Sensors
- Concept
- Types: Temperature, Pressure,Water, Light, Sound,
- Smoke, proximity Sensors, Flow, humidity, voltage, vibration, IR(Principle/working, ratings/ specifications, cost, and applications)
- Actuators
- Concept
- Types and applications.
- Relay as an actuator
- Microcontroller
- As a programmable device and list of real-world applications.
- PLC and Their applications.
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