Linear Fluorescents Replace Temporary HID Fixtures in Shopping Mall Parking Garages

When executives at Southdale Mall in Edina, Minn., decided it was time for an upgrade at the fist enclosed shopping mall in the United States, it looked to lighting for energy-saving answers. Egan Co., a specialty contractor that offers mechanical, electrical, systems and curtain wall/glass construction and services, recommended replacing 300 existing 150W HID fixtures in the mall's three parking garages with GFF Series linear fluorescent light fixtures from Engineered Products Co. (EPCO), Minneapolis.

Part of a multimillion-dollar renovation, installation of the light fixtures lowered maintenance costs and provided more uniform lighting for customers. “We worked very closely with Egan Company, which is leading the tear-out and installation of the new lighting system, to make the installers’ job as easy as possible," said EPCO President Jack Schuster. "Each light fixture is pre-wired and lamped, so all the installer has to do is hang it and run power to it.”

According to Paul Hartman, Egan’s general foreman for the Southdale project, the customized fixture design cuts labor costs by 40%. EPCO Engineer Jim Luegge determined ideal mounting and wiring options for the installation: a 4-ft T5 GFF custom fixture with a 90° connector pre-installed in the middle of the housing attached to a 4-ft piece of liquid-tight conduit with 12-inch leads and WAGO connectors. The light fixtures were shipped in bulk to eliminate the cost of recycling individual shipping cartons and facilitate working in tight spaces.

Discuss this Article 6

Tom Fidler (not verified)
on Oct 31, 2012

How are the fixtures hung? Wouldn't it be necessary to open the fixtures to support, if so then will it be necessary to remove lamps to access mtg. holes?

Allen G. (not verified)
on Nov 2, 2012

The fixtures are actually mounted on a rail system! The stainless steel mounting hardware is connected to the rail so the installer never had to drill into the fixture housing. Once the fixture housing was mounted to the rail system, the installer only had to complete the ballast terminations to the incoming supply conductors, push the gear tray upward to connect the "release" tabs on the fixture housing. When the gear tray is in place changing the lamps is as simple as removing the fixture latches that hold the acrylic diffuser in place. Easy, easy, easy!

steve@leenoonan.com (not verified)
on Oct 31, 2012

Great job in getting this project in the news!

Steve Andrew

Allen G. (not verified)
on Nov 2, 2012

Thank you Steve! These projects require all members of the Sales, Marketing and Engineering Team to make things happen!

Anonymous (not verified)
on Nov 1, 2012

Assuming the fixtures are 2 lamp T5 HO, is there a power consumption savings? I have also installed these Weatherproof housed fixtures utilizing mfg supplied external mounting clips ( stainless steel ). They were very flimsy. Myself and the Architect were not impressed with the stability of the mfg recomended installation

Allen G. (not verified)
on Nov 2, 2012

The company has sold thousands of these fixtures using the stainless steel brackets with absolutely no problem. The stainless steel mounting hardware is the best solution to hang the light fixtures without drilling into the fixture housing and comprising the IP67 wet location rating!

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