Electrical Wire Color Codes Diagram. Canadian wiring is governed by the cec canadian electric code. High leg connections are typically uncommon in newer installations.
All nm cables contain the basic black insulation and white insulation wires plus the bare copper or green insulated ground wire. Single phase line hot black or red 3 phase phase 1 black 3 phase phase 2 red 3 phase phase 3 blue neutral white ground green green with yellow stripe or bare wire fig. Circuit block schematic diagrams description of an electrical system or circuit may begin with a circuit dia gram.
What were the old uk electrical wiring colours.
Usually different colors are used to distinguish the wires. General wiring color code. This was the neutral wire. Phase 2 phase 2 wiring should be orange.