IS 11980 : 1987 SPECIFICATION FOR LAMP ( BULB) FOR CYCLE DYNAMO
| UDC 621.326 : 629.118.3.066 | ETD 23 |
|
| Reaffirmed 2017 |
1 Scope
1.1 This standard lays down the requirements and methods of testfor tungsten filament lamps for cycle dynamo lighting unit.
1.1.1 This standard covers lamps of nominal voltages of 6, 12and 18 V.