Cut Sheet

PL-T Triple 4-Pin Base
PL-T ALTO 57W/841/4P A 1CT
Philips Linear Compact Fluorescent Lamps offer designers, specifiers
and end-users new levels of efficiencies and versatility in
sizes,configurations and application possibilities. With so many elegant
fixtures available to complement their small size, high light output and
advanced technology, Philips Energy Advantage lamps are fast
becoming the preferred choice when maximum effciency and sleek
design solutions are required.
Product data
• General Characteristics
Base GX24q-5
Base Information 4P
Rated Avg. Life 0 hr
Life to 50% fail
Nonpreh EL,3h
0 hr
Life to 10% fail
Nonpreh EL,3h
0 hr
Life to 10% fail
Preheat EL,3h
0 hr
LSF HF Preheat
12000h Rated,3h
60 %
LSF HF Preheat
8000h Rated,3h
90 %
LSF HF Preheat
6000h Rated,3h
97 %
LSF HF Preheat
4000h Rated,3h
98 %
LSF HF Preheat
2000h Rated,3h
99 %
• Light Technical Characteristics
Color Code 841 [CCT of 4100K]
Color Rendering
Index
82 Ra8
Color Designation Cool White
Color Temperature 4100 K
Chromaticity Coor-
dinate X
382 -
Chromaticity Coor-
dinate Y
389 -
Lum Efficacy Rated
HF 25°C
76 (min) Lm/W
LLMF HF 12000h
Rated
81 %
LLMF HF 8000h
Rated
84 %
LLMF HF 6000h
Rated
85 %
LLMF HF 4000h
Rated
88 %
LLMF HF 2000h
Rated
92 %
Luminous Flux EL
25°C, Rated
3900 Lm
Luminous Flux EL
25°C, Nominal
4300 Lm
Design Temperature 28 C
• Electrical Characteristics
Watts 57 W
Lamp Voltage EL
25°C
162 V
Lamp Current EL
25°C
0.320 A
Lamp Wattage EL
25°C, Rated
21.0 W
Lamp Wattage EL
25°C, Nominal
27 W
• Environmental Characteristics
Mercury (Hg)
Content
1.4 mg
• Measuring Conditions
Calibration Current 0.320 A
HF Generator Rated
Voltage
560 V
Resistor 1200 ohm