NEMA LS 20021-2023
Original price was: $49.00.$24.00Current price is: $24.00.
Incompatibility of T8 Ballasts (RS, PS, Dimming) and “Shunted” Bi-Pin Lampholders (Previously LSD 29-2019)
National Electrical Manufacturers Association , 2024
Pages: 3
Provides information on incorrect applications of 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.
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