Does the e40 porcelain lampholder fit the fixture?
Customer: I have a flood light that needed a new shade. Unfortunately, the shade I bought – well the fixture – does not fit the old lamp holder, which apparently is unusual….it is an old porcelain lamp holder, and the shade was supported by a four pieces of sturdy thin rods that attached to a collar that screws on around the outside of the porcelain lampholder.
HID lamps are often inserted in e40 porcelain lampholder which offer electrical connections to the lamp and help it inside the flood light fixtures,the usage of porcelain lamp holder allows lights to become safely and conveniently replaced (re-lamp)in the end of life, or to transform power, color, lighting technology and so on, there are plenty of different standards for these e40 porcelain lampholder, created by many standards bodies, some miniature lights have wire leads suitable for direct connection to wires, some reflector equipment and lighting have screw terminals for wire connections.
Lamp holder is the sockets located at each end of the lamp where the lamp actually in connected to the tanning unit.there are a wide variety of lamp base used in tanning equipment today. eg,halogen lamp holder, e40 porcelain lampholder, E39,E26,E14,there are either for bi-pin flood light lamps.Lamp base work in pairs,if your unit takes a bi-pin lamp,the lamp usually requires a starter,on one end the lamp holder simply twists into place,one line connect with the gear box,eg,magnetic ballast,capacitor and ignitor.
E40 porcelain lampholder, E27 porcelain lamp holder are available for Edison screw lamps. the lamps power can reach to 2000 watts, The material of a porcelain lamp socket defined its intended use, porcelain lamp holder can withstand considerably higher operating temperatures than bakelite lamp holder, The bulb holder should be located far adequate in the filament that the metals using the lowest melting point will remain solid, historically this metal was a tin/lead solder whose melting point could be as low as 360 degree, because of the thermal alterations from ambient temperature to complete operating temperature.