AS4156: Color-Coded Incandescent Flange Base T1 and T1-3/4 Lamps for Voltage Identification - SAE International
Browse Standards AS4156
Historical ISSUED 1991-03-06

Color-Coded Incandescent Flange Base T1 and T1-3/4 Lamps for Voltage Identification AS4156

This document defines the method for voltage identification by use of color coded insulators at the base of the lamp. Table 1 shows lamp part numbers and corresponding insulator colors. Insulator colors are to be easily distinguishable as red, yellow, and green. Tables 2 and 3 show complete descriptions of the lamps involved for the T1-3/4 and T1 lamps respectively. New lamp part numbers may be added by a revision process as required.
AS4156C
2014-07-11
Latest
Revised
AS4156B
2012-12-06
Historical
Stabilized
AS4156A
1998-07-01
Historical
Revised
AS4156
1991-03-06
Historical
Issued

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