• Book Name: Wiring Systems and Fault Finding for Installation Electricians
• Pages: 123
• Size: 2 MB

Wiring Systems and Fault Finding PDF Free Download

Contents of Wiring Systems and Fault Finding PDF Free

1. Diagrams 
BS EN 60617 symbols 
Diagrams 
Circuit convention 
Constructing and interpreting circuit diagrams 
Heating and ventilation system 
Relay logic 
Programmable logic controllers 
Drawing exercises 
2 Wiring systems 
Radial systems 
Ring circuits 
Distribution systems 
Emergency lighting systems 
Security and fire alarm systems 
Call systems 
Motor starter circuits 
Central heating systems 
Extra low voltage lighting 
Domestic telephone systems 
3. Testing and test instruments 
Measurement of electrical quantities 
Selection of test instruments 
Approved test lamps and indicators 
Accidental RCD operation 
Calibration, zeroing and care of instruments 
Continuity of protective conductors 
Continuity of ring final circuit conductors 
Insulation resistance 
Polarity 
Earth fault loop impedance 
Earth electrode resistance 
Functional testing 81
Prospective short circuit current 
4 Fault finding 
Signs and symptoms 
Ring and radial socket outlet circuits 
Radial circuits feeding fixed equipment 
Cable fault location 
Emergency lighting 
Security and fire alarm systems 
Call systems 
Central heating systems 
Motor starter circuits 
Conclusion – and a cautionary tale 

Wiring systems and fault finding pdf free download.