  Effect of Motion Sensors on Ballast and Lamp LifeUse of Program Start Ballast in Frequently Switched (Automatically Controlled) Fluorescent InstallationsEnergy Savings is a major driving influence in most modern lighting projects. Occupancy and daylight sensors are two of the most effective energy saving measures available today. It is almost certain at least some fluorescent luminares on almost every project will be installed in sensor controled areas. Program start ballast may be required to prevent loss of ballast or lamp warrantees. » Click here to View Complete Article |
Underwriters (UL) Laboratories Listing AuthorizationsWe maintain several UL listingsCrownlite Mfg. Corp. has been manufacturing UL listed products under UL standards 1598 (general coverage), UL 153 (Portable lamps), and UL48 (Electric signs - a display having lettering is considered a “sign” by UL), and several others, for over 60 years.» Click here to View Complete Article |
| 'IP' Seal Ratings (International Ingress Protection) for Critical Environments - EN60529EN 60529 outlines an international (IP65, IP67, etc.) classification system for the sealing effectiveness in lighting fixturesIEC 60529 is an international (IP) standard that classifies the degrees of protection provided against the intrusion of solid objects (including body parts like hands and fingers), dust, accidental contact, and water and moisture in electrical enclosures and lighting fixtures.» Click here to View Complete Article |
"Explosion Proof" and UL Hazardous Location Classification"Explosion proof" is both a casually-used generic designation and a precise technical term.In its more generally used form it means that the equipment being discussed is safe for use in a "Hazardous Location". Its strict technical use refers to a specific methodology for making equipment safe for use in hazardous locations.» Click here to View Complete Article |
| Ballast Disconnect Devices - Why and When to Use ThemEffective Jan. 1, 2008: within Part XIII, Section 410.73(G) has been added to the 2005 NECThis requires a disconnecting means (BD) for ballasted luminaires installed in an indoor location for commercial and industrial installations. This requirement can be met by either the manufacturer or the installer.» Click here to View Complete Article |
Program Start Ballasts OperationSoft Start Lamps for Longer life.The programmed start ballast incorporates a starting method which is gentler on the lamp than either the rapid or instant start ballasts.» Click here to View Complete Article |
| Lamp LifeAverage Rated or Average Median LifeThe life of any one individual fluorescent lamp cannot be predicted» Click here to View Complete Article |