A ballast used with a high-intensity discharge lamp to minimize the effects of voltage variations and to provide a high power-factor.
constant-wattage ballast
| Architecture: constant-wattage ballast |
| 5min Related Video: constant-wattage ballast |
Learn More
 | ballast |
 | Will a higher wattage hps bulb work in a ballast that came with a lower wattage bulb? Read answer... |
| What is an emergency ballast? Read answer... |
| What is the wattage in the circuit? Read answer... |
Help us answer these
Post a question - any question - to the WikiAnswers community:
Copyrights:
 |
 | Architecture. McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc. All rights reserved. Read more |
Related answers
- Do the wattage rating of a ballast and lamp need to be the same?
- What does a ballast do?
- What is ballasting?
- What are ballasts?
ADVERTISEMENT
