NEMA C82.4-2017
Lamp Ballasts - Ballasts for High- Intensity-Discharge and Low-Pressure Sodium Lamps

Standard No.

NEMA C82.4-2017

Release Date

2017

Published By

NEMA - National Electrical Manufacturers Association

Latest

NEMA C82.4-2017

Scope

This standard provides specifications for and operating characteristics of magnetic ballasts for metalhalide@ mercury@ high-pressure sodium@ and low-pressure sodium lamps. The ballasts operate from multiple supply sources of 600 volts maximum at a frequency of 60 hertz. They may be designed for operation in either indoor or outdoor conditions. The following types of ballasts are excluded from this standard: a. Ballasts consisting of resistance only. b. All electronic ballasts that use semiconductors to control the lamp power

NEMA C82.4-2017 history

• 2017 NEMA C82.4-2017 Lamp Ballasts - Ballasts for High- Intensity-Discharge and Low-Pressure Sodium Lamps
• 2002 NEMA C82.4-2002 For Lamp Ballasts - Ballasts for High-Intensity-Discharge and Low-Pressure Sodium Lamps (Multiple-Supply Type)
• 1992 NEMA C82.4-1992 American National Standard for Ballasts - for High-Intensity-Discharge and Low-Pressure Sodium Lamps (Multiple-Supply Type)
• 1985 NEMA C82.4-1985 BALLASTS FOR HIGH-INTENSITY-DISCHARGE AND LOW-PRESSURE SODIUM LAMPS (MULTIPLE-SUPPLY TYPE) (SUPPLEMENT C82.4A - 1988)