# IESNA: LM-63-1995 # [TEST] 76777 # [DATE] 7/08/97 # [MANUFAC] COOPER LIGHTING # [LUMCAT] MPW15SXX55 # [LUMINAIRE] 150W HPS TYPE V POST TOP # [LAMP] 150W HPS CL ED-23.5 # [_REFLECTOR] TOP OF CANOPY # [_REFRACTOR] ACRYLIC PRISMATIC TYPE V # [_SOCKET POSITION] VERTICAL BASE DOWN # [_LAMP LUMENS] 16000 # TILT=NONE # Bulbs: 1, 16000 lm each # Number of measured angles: 47 vertical, 1 horizontal ones # Photometric type: 1, Units type: 1 # Luminous openig width, length and height: 0.000 0.000 0.000 # Ballast factor: 1, Input power: 150 W # Source file: mpw1s55.ies # Luminaire flux = 9276 lx, # 58.0 % of the bulb flux # between 75 and 90: 33.7 % of the luminaire flux # - this part causes just GLARE in case of road lighting and similar purposes # 80deg and above: max 137.0 cd/1000lm , 25.8 % of the luminaire flux # 90deg and above: max 48.8 cd/1000lm , 10.1 % of the luminaire flux # CutOff Type: IES_Semi-CutOff # Increase of Sky Luminance due to light going # from the luminaire difectly above horizon, as compared with the # luminance produced by the light dispersed from the ground: 368 % # Increase of Sky Luminance in Distant Places by light below 30.0 degrees # due to light going from the luminaire directly above horizon: 769 % # (for the zenith luminance such an angle suits places up to 10 km distance) # The increases concern the following situation: # Albedo = 0.10 # Zenith Extinction = 0.30 mag (i.e., direct light remaining 76 %) # Indicatrix type =0 (0: acc. to P.Cinzano, 4..6: CIE sky types) # (the downward-scattered part of lambertian uplight is 0.1108 then) # Illumination of a rectangle of 0.0:1.0:-2.5:2.5 pole heights: # Per cent of luminaire output falling there: 8.6 # for a unit case (glass at 1 m height, 1000 lm bulb) its illumination: # Maximum: 18.4 lx # Average: 10.0 lx # Minimum: 4.9 lx # Average/Minimum: 2.0 # The following table gives luminous intensities which would be produced # using a hypotetic bulb giving a luminous flux of 1000 lm (i.e., cd/klm): 0.0 4.9 2.5 6.9 5.0 8.8 7.5 12.3 10.0 16.0 12.5 18.9 15.0 20.4 17.5 20.2 20.0 18.5 22.5 16.8 25.0 14.5 27.5 13.5 30.0 13.9 32.5 13.6 35.0 12.7 37.5 12.6 40.0 14.0 42.5 16.8 45.0 21.1 47.5 27.8 50.0 36.8 52.5 47.0 55.0 58.3 57.5 70.2 60.0 86.1 62.5 111.9 65.0 149.4 67.5 178.3 70.0 193.1 72.5 195.9 75.0 191.9 77.5 175.7 80.0 137.0 82.5 102.6 85.0 77.0 87.5 60.8 90.0 48.8 95.0 33.0 105.0 12.4 115.0 4.2 125.0 1.0 135.0 0.1 145.0 0.0 155.0 0.0 165.0 0.0 175.0 0.0 180.0 0.0