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New NEMA LSD 29-2012 View larger

NEMA LSD 29-2012

M00001399

New product

NEMA LSD 29-2012 Incompatibility of T8 Ballasts (RS, PS, Doimming) and "Shunted" Bi-pin Lampholders

standard by National Electrical Manufacturers Association, 12/06/2012

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Numerous ballast manufacturers have received and verified reports of incorrect application of shunted bi-pin lampholders (tombstones) used with rapid-start (RS), programmed start (PS) and dimming ballasts. These incorrect applications have occurred in both new luminaires and field lamp and ballast retrofits.