Modern AC electrical systems utilize two basic types of conductors to energize a lamp load. Medium Sized Edison Screw Base. A "hot" ungrounded conductor is connected to an overcurrent device at the source of supply and provides the energy to the circuit. Usually a black or red wire, but any colour other than white or green could be used.. Standard Edison or Medium (E-26) base - regular incandescent light bulb size ; Intermediate (E-17) base - uncommonly used for interior lamps ;. the socket would be secured to the lamp base before wiring occurs. This threaded rod, or nipple, is being used for this exercise to make it easier to hold onto the cap while securing/connecting the.
learn the proper way to wire an Edison screw type lamp holder in this video tutorial. Follow step-by-step instructions to ensure a safe and secure connection.. https://edisonlightglobes.com.au/e27-lamp-holders/E27 Lamp holders are ES or Edison Screw lamp holders designed for 240 Volt application hardware for Austral.