Electrical Theory
Basic Electrical Principles
Voltage
Current
Resistance
Ohm's Law
Power Calculations
AC and DC Fundamentals
Series Circuits
Parallel Circuits
Circuit Protection
Fuses
Circuit Breakers
Overcurrent Protection
Short Circuit Protection
Control Panel Components
Terminal Blocks
DIN Rails
Power Supplies
Indicator Lights
HMI Panels
Wire Ducts and Cable Management
Panel Layout and Labelling
Relays
Relay Construction
Electromechanical Relays
Solid State Relays
Relay Sockets and Bases
Time Delay Relays
Normally Open
Normally Closed
Common Terminal
Single Pole and Multi Pole
Applications in BMS
Transistors in Control Systems
Transistor Fundamentals
NPN Outputs
PNP Outputs
Sinking and Sourcing
Current Limitations
Transistor Output Modules
Floating Voltages
Definition and Causes
Induced Voltages
Measurement Techniques
Safety Considerations
Operating Principles
VA Ratings
Earthing and Grounding
Protective Earth
Functional Earth
Earth Fault Loop Impedance
Bonding
Shielding and Interference
Electromagnetic Interference
Radio Frequency Interference
Interference Sources
Cable Shielding
Single Point Grounding
Cable Separation
Filtering and Suppression
Ferrite Cores
Wiring Practices
Wire Sizing
Voltage Drop
Termination Methods
Ferrules
Cable Identification
Wiring Standards
Common Faults
Earth Faults
Insulation Breakdown
Loose Terminations
Coil Failures
Blown Fuses
Tripped Breakers
Intermittent Connections
Overheating
Fault Finding Techniques
Visual Inspection
Multimeter Use
Continuity Testing
Insulation Resistance Testing
Live Testing Safety
Systematic Troubleshooting
Electrical Safety
Safe Isolation
Lock Out Tag Out
Permit to Work
PPE Requirements
Working on Live Equipment