• Book Name: 18th Edition IET Wiring Regulations Design and Verification of Electrical Installations
• Author: Brian Scaddan
• Pages: 143
• Size: 3 MB

Design and Verification of Electrical Installations Pdf

CHAPTER 1 Design

Assessment of General Characteristics

Protection for Safety

Protection Against Electric Shock

Protection Against Thermal Effects (IET Regulations Chapter 42

Protection Against Overcurrent

Protection Against Overload

Protection Against Fault Current

Protection Against Undervoltage (IET Regulations Section 445)

Protection Against Voltage and Electromagnetic Disturbances

(Chapter 44 and Section 534)

Isolation and Switching

Design Calculations

CHAPTER 2 Inspection and Testing

Initial Verification

Inspection

Testing

Approved Test Lamps and Indicators

Calibration, Zeroing/Nulling and Care of Instruments

The Tests

Continuity of Protective Conductors

Continuity of Ring Final Circuit Conductors

Insulation Resistance

Polarity

Ring Final Circuits

Radial Circuits

Earth Electrode Resistance

External Loop Impedance Ze

Earth Fault Loop Impedance Zs

Additional Protection

CHAPTER 3 Special Locations IET Regulations Part 7

BS 7671 Section 701: Bathrooms, etc.

BS 7671 Section 702: Swimming Pools and Other Basins

BS 7671 Section 703: Hot Air Saunas

BS 7671 Section 704: Construction Sites

BS 7671 Section 705: Agricultural and Horticultural Locations

BS 7671 Section 706: Conductive Locations with Restrictive Movement

BS 7671 Section 708: Caravan and Camping Parks

BS 7671 Section 709: Marinas

BS 7671 Section 710: Medical Locations

BS 7671 Section 711: Exhibitions, Shows and Stands

BS 7671 Section 712: Solar Photovoltaic (PV) Supply Systems

BS 7671 Section 717: Mobile or Transportable Units

BS 7671 Section 721: Caravans and Motor Caravans

BS 7671 Section 729: Operating and Maintenance Gangways

BS 7671 Section 730: Onshore Units of Electrical Connections for Inland Navigation Vessels

BS 7671 Section 740: Amusement Devices, Fairgrounds, Circuses, etc

BS 7671 Section 753: Floor and Ceiling Heating Systems

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