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ANSI C78.1402:2004
For Electric Lamps - Dimensions for Projection Lamps - G17q and GX17q Based Four-pin, Prefocus, for Base-down OperationMore info
This standard establishes the dimensions essential to the interchangeability of fourpin, prefocus projection lamps for base-down operation of T10 and T12 bulb sizes. It is not the intent of this standard to prescribe operating characteristics or details of design. This standard does not apply to internal condensing reflector-type lamps not requiring external optical systems.
| Author | NEMA |
|---|---|
| Editor | NEMA |
| Document type | Standard |
| Format | File |
| ICS | 29.140.20 : Incandescent lamps |
| Number of pages | 9 |
| Replace | NEMA C 78.1402 (1975) |
| Cross references | ANSI C 78.1402 (2004), IDT |
| Year | 2004 |
| Document history | NEMA C 78.1402 (2004) |
| Country | USA |
| Keyword | NEMA C 78;NEMA 78;78;NEMA C78.1402 |