Bid Information
Bid Alert No: 00000524194
Bid Title: Overhead LED Lighting Improvements in the Interstates 90 & 93 Tunnels along the Metropolitan Highway System (MHS)
Agency Bid No. Title: 606734
Received Date: 03/29/2016
Close Date: 04/26/2016
Purchase Type: Not Stated
Delivery Point:
Delivery Date: Not Stated
Specifications
Specifications include, but are not limited to:LED Tray: Composed of two (2) LED lamps, optical system and heat sink. Total of 32 high performance LEDs. LED Tray ismechanically fastened, tool free, to the housing and hinges downwards for easy removal.Lamp: (Included), Lamp type Philips LEDgine. Composed of 16 high-performance white Lumileds Luxeon T LEDs. Colortemperature of 4000 Kelvin nominal, minimum 70 CRI. Operating lifespan based on TM21 extrapolation to get results afterwhich 50% of LEDs still emits over 70% (L70) of its original lumen output. Use of metal core board ensures greater heattransfer and longer lifespan of the light engine.Optical System: CBL, (Counter-beam Distribution). Composed of high-performance optical grade refractor lenses foroptimal luminance, uniformity, target lumen and a balanced wall to roadway lighting distribution. Performance shall be testedand validated as per LM63 and LM79 and TM15 (IESNA) certifying its photometric performance. Optical plates composed ofrefractor arrays, each LED having its own optical refractor.LED Tray Heat Sink: Made of extruded 6063-T5 clear anodized Aluminum alloy 0.1 (2.5mm) minimum thickness,optimising the LEDs efficiency and life. Product does not use any active cooling device with moving parts (only passivecooling device).Driver Tray: Composed of two (2) Drivers, two (2) surge protectors and heat sink. Driver Tray is mechanically fastened, toolfree, to the housing and hinges downwards for easy removal.Driver Tray Heat Sink: Made of extruded 6063-T5 clear anodized Aluminum alloy 0.1 (2.5mm) minimum thickness,optimising the Drivers efficiency and life. Product does not use any cooling device with moving parts (only passive coolingdevice).
Bid Related Documents
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Agency Information
Issuing Agency: Commonwealth of Massachusetts - Department of Transportation
State: Massachusetts
Agency Type: State and Local
Contact: Highway Division, 10 Park Plaza, Suite 6261, Boston, Massachusetts, 02116