Ac Plug Wiring Without The Metals. Pull the wire stripper toward the end of the cable to cut through the outer coating and expose the wires inside. Wiring a 20-Amp 240-Volt Appliance Receptacle.
Dont rely on metal sheathing or an exposed ground wire. Aluminum wiring pigtails safeguard against the risk of fire in homes where aluminum wired homes show indications of failure and overheating at termination points. The wire that goes to the narrower prong has a smooth plain surface or is gold in color.
The second is usually in the form of a plastic case that isolates the live wiring from other metal parts.
The first layer is the insulation on the wire itself. Different standard systems of plugs and sockets are used around the world. The other end of this grounding wire is connected to the metal frame of the tool. Its components are shown by the pictorial to be easily identifiable.