Commercial Building Products July/August 2015 - (Page 45)

PROJECT lighting Relamping Brightens Gyms, Cuts Costs Left. The Ventura Unified School District projects an annual energy saving of $34,070 by relamping seven gymnasiums with Sylvania Pentron HO Supersaver Ecologic high-output T5 linear fluorescent lamps. Linear-fluorescent replacement lamps upgrade gymnasiums while cutting school district's energy bill. Above. The new lamps were paired with Osram Quicktronic high-efficiency electronic ballasts, which are suited for high-temperature environments like highbay gymnasium applications where large crowds can increase the room's temperature. T he lighting in seven gymnasiums in Ventura Instead, SLS recommended Sylvania Pentron HO Super- This represented a significant savings to the district. (California) Unified School District (VUSD), saver Ecologic high-output T5 linear fluorescent lamps Since each fixture is sensored, if a group was only using using 400-W metal-halide and 42-W com- because of their long life, quality of light, and pro- half the gymnasium, the lights in the other half turn off grammed rapid-start operation. if not in use. pact-fluorescent high-bay luminaires, just wasn't getting the job done. The new lamps were paired with Osram Quicktronic School-district administrators project an annual sav- "Not only did the lighting create an awful buzzing high-efficiency electronic ballasts, which are suited for ing of 193,300 kWh, translating into $34,070 in energy noise that was distracting, but the metal-halide lamps high-temperature environments such as high-bay gymna- savings and avoidance of 107,954 lbs. of CO2 emissions. drew a lot of power, weren't controllable, and the quality sium applications where large crowds can increase the In addition, because of the long life of the lighting sys- of light was poor with glare and hot spots," said Dave room's temperature. The ballasts use programmed rap- tems, the district also expects to save approximately Marshall, VUSD facilities director. "When parents are id-start operation for highest system efficacy, longer life, $4,600 in maintenance costs each year. watching their kids play, it made it difficult to clearly see and more than 100,000 switching cycles for occupancy "The coaches, staff, students, and community have the game or event. In addition, we had to wait for the sensor and building-control systems applications. The raved about how the light quality is so much better in the lights to come to full brightness when we turned them Quicksense ballast technology helps protect against over- gymnasiums with the new lighting. We also appreciate on, which was frustrating. We needed something better heated bases and sockets, prevents cracking of the lamp the new system because since the lamps have such a long and someone to help us make the right decision." glass wall, and uses dynamic end-of-lamp-life sensing to life, we won't have to spend as much in maintenance VUSD turned to Sylvania Lighting Services (SLS), avoid false shutdowns caused by some static sensing costs, getting up to the high ceilings, to replace them as Danvers, CT, an Osram Americas company, for a solu- methods. The ballast technology will also auto reset often as we used to," said Marshall. CBP tion. SLS began by conducting complete energy audits when spent lamps are replaced with new ones. for each of the seven schools, including illuminance read- The gyms were completely rewired for zonal lighting ings, photometrics, load verification, thermal readings, so the schools could turn lights on only where they need- data-logging reports, heating penalties, and labor savings. ed them, such as half court. The biggest energy savings Energy rebates provided by the local utility were also re- was the inclusion of motion sensors that ensured the searched and secured, and the savings were applied to the lights would shut off when not in use. Each fixture is cost of the project, which helped the school system min- provided with an occupancy sensor. In the past, due to Circle 17 on the Reader Service Card. imize upfront costs. warm-up time, lights were turned on for the first class and Download a lighting solutions brochure. LED lamps were considered, but SLS determined left on all day. The new T5HO technology is instant on, them to be neither as cost effective nor as efficient as the so the new controls automatically turn off fixtures after alternative. In addition, there was a concern about glare. no movement or occupancy is detected after 15 minutes. Want more information? The resources below are linked on our website and in our digital magazine at Download a spec sheet for the Sylvania Pentron HO Supersaver Ecologic high-output T5 linear fluorescent lamp. JUL/AUG 2015 COMMERCI A L BUIL DING P RODUC T S 45

Table of Contents for the Digital Edition of Commercial Building Products July/August 2015

Table of Contents I
Table of Contents II
Editor's Notebook
Company Profile
Helping Buildings Evolve Gracefully
Fan-Coil Integral In Hotel Renovation
Reclaimed Water System Scores Touchdown
HVAC & Plumbing Products
Renovation Conserves Industrial Legacy
Windows & Doors Products
Nuts To Poor Insulation
High-In-The-Sky Roofing
Exteriors Products
Youth Theatre An Engineering Challenge
Interiors Products
Building Technology Products
Relamping Brightens Gyms, Cuts Costs
Lighting & Electrical Products

Commercial Building Products July/August 2015