Wiring of the Distribution Board with RCD (Single Phase Home Supply)
What Is Distribution Board?Types of Distribution BoardsWiring Accessories For Single Phase Distribution BoardHow to Wire RCD (Residual Current Device) ?In this Single Phase home supply wiring diagram, the main supply (Single Phase Live (Red Wire) and Neutral (Black Wire) comes from the secondary of the transformer (3 Phase 4 Wire (Star) System) to the single phase energy meter (Note that Single Phase supply is 230V AC and 120V AC in US). These two lines (Line and Neutral) from energy meter are con...See more on electricaltechnology Seattle.gov
APPENDIX 9B Standard Drawings for Electrical Design
These diagrams typically show the termination information for all field (interconnecting) wiring between panels and equipment. Several formats are used for interconnection diagrams.