Lamp, lamp holder model naming

1, the scope

     This standard specifies the electrical light source lamp, lamp holder of the naming.

2, symbol system

     One of the purposes of this symbol system should be designated so that each one symbol short, easy to read and contribute to indicate their purpose. The symbol system consists of letters, numbers, and marks these parts, each part of each with its own meaning. For each specific lamp and the lamp should be used only to name a symbol, the symbol system can not be used to identify the materials used in lampholder. The various parts of a symbol system should be directly linked together, without spaces or other separator.

     Lampholder complete the following forms of symbolic use.

     Lamp symbols: (a) (b) (c) - (d) / (e) × (f)

     Holder symbol: (a) (b) (c) - (d)

     Note: The abbreviations of the lamp can be used symbols, but this shall not be misleading abbreviation symbol.

     Lamp symbols slash notation right in front of a lamp with a lamp holder in response to the interchangeability of the content is important. Symbols of the specific part used for the lamp and its holder is the same. Lamp symbols after the slash part (if there is this part) that the lamp of some important dimensions, but these dimensions are not lights in the lamp holder of the exchange requirements must be part of it. However, this size for the same model installed in a different light on the sources of the common interchangeability of lamp is very important.

     Note: IEC terms with the North American terminology the contrary, there will be no lights headlights of the contact part and the fixed component is called the "light side."

3, the basic symbol

     Symbols (a) in part by one or more uppercase letters, indicating lamp type. While following the letter, said lamp holder, however, for the holder, they also have a similar meaning.

     B - Bayonet lamp holder;

     BA - bayonet lamp, originally used in automobile headlights;

     BM - miner's lamp with bayonet lamp cap;

     E - (Edison) screw lamp holder;

     F - 1 out of contact with the lamp;

     Lowercase letter F, said after the contact of different forms, such as:

     a -, said cylindrical pin;

     b - with a groove, said pin;

     c - that the special shape of pins;

     G - two or more protruding contacts, such as pins or post;

     K - with a wire connector of the lamp;

     P - Pre-focused style lamp;

     R - the contact with a concave-type lamp;

     S - shell-type lamp - the lamp holder does not rely on protruding parts to fix the lamp holder

     SV - with a tapered end of the shell-type lamp (V-shaped);

     T - Telephone with lamp;

     W --- said the light side, lamps and lamp holder directly through the electrical contacts in the lamp-side surface of the wire to complete, light side of the glass part (or other insulating material part) of the lamp in the lamp holder in the installation is a must for small. Can replace the whole side for the lights and symbols the same interchangeable insulation required a single lamp, can also be used symbols;

Note: The earlier the shape of some symbols like?-Shaped objects, which led to the use of the letter symbol "W".

     For example: E27 - screw lamp;

     Fa4 - with a cylindrical pin-type contacts of the lamp.

     X - if, under the provisions listed above, can not use symbols of a lamp, then the type of lamp uses capital letters X plus a series of numerical methods to represent.

     For example: X511 - with two separate pieces of glass, metal wing light side.

     Modification method â…?

     If, a lamp of the additional features included in the above capital letters in, and can use the additional capital letters to represent, then the entire combination of letters, said the most important letters to be ranked by the top.

     For example: PK22s ---- wire connector with pre-focus lamp.

     Modification method â…?

     Its characteristics with the standard provisions of the lamp can be used consistent with the current lamp has been used symbols. If such a lamp in electrical or mechanical requirements are not (or do not fully capable of) interchangeable, will be capital letters X, Y, Z or U, or a combination of two or more such letters added to the lamp, after the basic symbol.,

2009-9-23