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Powerlite R7 100 watt HPS
Powerlite R7 with Ripley photocontrol
Keywords: American_Streetlights

Powerlite R7 100 watt HPS

Powerlite R7 with Ripley photocontrol

DSC00072.JPG DSC00077.JPG 20170407_140944.jpg 20170407_140906.jpg 041117_012.JPG
File information
Filename:20170407_140944.jpg
Album name:ggillis / Street and Security Lighting
Keywords:American_Streetlights
Company and Date Manufactured:Powerlite
Model Number:R7
Wattage:100
Lamp Type:HPS
Filesize:379 KiB
Date added:Apr 13, 2017
Dimensions:2048 x 1536 pixels
Displayed:105 times
URL:http://www.galleryoflights.org/mb/gallery/displayimage.php?pid=21785
Favorites:Add to Favorites

Comment 1 to 7 of 7
Page: 1

streetlight98   [Apr 14, 2017 at 10:47 AM]
Very nice! I wish Powerlites were common in the US. I hardly ever see them. I've seen small numbers of R37s and R47s in parking lots here. I'd LOOOOOVE to get an R37. Love the look of those. Cool
ggillis   [Apr 17, 2017 at 09:03 PM]
Yeah, they were pretty common around here until the LEDisease rolled around
lite_lover   [Apr 17, 2017 at 10:24 PM]
Nice, not very common here in BC, i would like to find one to go with my R37 and R47.
joe_347V   [Apr 20, 2017 at 07:02 AM]
Nice, the R7s weren't very common around here. The older R47 was a lot more common at least until LED.
streetlight98   [Apr 20, 2017 at 03:44 PM]
Being painted, this looks a LOT like an OVZ lol. There are some painted R37s in North Providence at the entrance to a catholic church and they look very GE with paint. I think they'd look better painted silver though! Or left unpainted. Probably just because I'm used to seeing that way in pictures lol. There were some R47s at the college I go to but they were LED'ed in 2013 or 2014 with BetaLEDs, most of which still work but they've gone from 4000K to a 3000K color. Not sure how many lumens they've lost but they're way dimmer than the 250W HPS they were supposedly rated to replace. They used the same fixtures to replace 250W HPS and 150W HPS so perhaps they used 150W HPS LEDs throughout.

I find a lot of cobrahead-lit parking lots and campuses are underlit anyway. The parking lot actually uses bit 1000W MH ball field light towers, which were not LED'ed because a 1000W MH LED probably didn't exist at the time. They were recently relamped about six months ago too. The drives between the city roads and the parking lots are cobrahead-lit though, as is the teacher's parking lot. The poles are davits like RIDOT poles but the arms are different. Only a couple of poles look like RIDOT poles. The poles on the back entrance are pretty short. I want one for my house lol.

The main entrance has one long-arm RIDOT-spec pole and the rest are really short-arm poles. I've seen RIDOT use the really short armed davits in small installations (usually spot replacements) but never widespread. The long-armed davit at the bottom of the hill is a pretty standard RIDOT pole. The main entrance was lit with all M-400R2s in 250W HPS before it was LED'ed. The back entrance had 150W HPS M-250A2s, an OVM, one FCO Lumec Helios, an ITT 25, and an AEL 115 FCO. The string of unpainted R47s was at the end of this back entrance, along the far edge of the parking lot. I think those were 250W HPS. They were all angled really far up like OVXs or 115s commonly are in your area Joe.
m@   [Apr 21, 2017 at 01:51 AM]
Interesting note: this R7 fixture doesn't seem to have been available in 400WHPS, but the R47 was widely used from 70-400W HPS around here. The R7 was used a lot in misissauga, ON on residential streets before the city LED changeover.
streetlight98   [Apr 21, 2017 at 02:42 AM]
It was made in 400W HPS. Someone found one or a spec sheet or something awhile back.

Comment 1 to 7 of 7
Page: 1