Philips 288720 manual Ordering Information, Physical Characteristics, Operating Position

MasterColor® Ceramic Metal Halide 70 Watt PAR38 Spot 4K Lamp

Featuring FadeBlock™ & ALTO® Lamp Technology

5 7/16"

MasterColor® Spectral Power Distribution—4K Types

	350
ENERGY	300
	200
RELATIVE	250
	150
	100

50

0

400	450	500	550	600	650
		WAVELENGTH (Nanometers)

CDM70/PAR38/SP/4K

CANDLEPOWER	’000)(Candelas,	50
		40
		30
		20
		10
		0

0 5 10

Degrees from Beam Axis

700

15

■ Ordering Information

Ordering Code	CDM70/PAR38/SP/4K
ANSI Designation	M143/M98/O
Product Number	288720
Description	MasterColor
	Ceramic Metal Halide
Package Quantity	12

■ Physical Characteristics

Bulb Size	PAR-38
Bulb Finish	Clear
Base	Medium Skirted
Max. Overall Length (MOL)	5 7/16" (138mm)
Light Center Length (LCL)	N/A
Arc Length	N/A
Arc Tube Material	Polycrystalline Alumina
Max. Permissible Bulb Temp.	300ºC (572ºF)
Max. Permissible Base Temp.	190ºC (374ºF)
Max. Bulb to Base Eccentricity	3º
Max. Arc Tube to Base Eccentricity	3º

■Operating Characteristics (Photometric)

Rated Initial Lumens (1)	4200
Mean Lumens,Approx. (2)	3360
MBCP (Max. Beam Candlepower)	42,000
Beam Angle (at 50% of MBCP)	15º
Rated Average Life, Hours	10,000
Correlated Color Temp. (CCT) (2)	4000K
CIE Chromaticity Approx. (2)	x-.380, y-.375
Color Rendering Index (CRI)	92
Efficacy (lpw)	60

■Operating Position

Universal-Open or Enclosed PAR Style Luminaires

Note: Electronic ballasts are preferred for optimum performance,

energy efficiency and circuit loading.