CFL an ENERGY SAVER ( ? )

• AREA : 12.1 X 3.6MTR ( 43.56 SQ MTR )• CEILING HEIGHT : 3.3 MTR ( 11’ )• COLORS : AS SPECIFIED BY ARCHITECT• INTERIOR : AS SPECIFIED BY ARCHITECT• LUMINARIES : STANDARD MAKE• CHOKE : STANDARD COPPER • BALLASTS : OPAL ELECTRONIC• TUBELIGHTS : OSRAM LUMILUX PLUS (3250LM)• CFL : OSRAM 18W ( 1150LM )

2 x 18w Down lighter – 12 nos with CU chokes5.32 w / sq mtr for 100 lux ( Rs. 5400.0 )

Triphospher tubes + electronic BALLAST – 9 nos2.40 w / sq mtr /100 lux Rs. 4800.0

Triphospher tubes, fixture + ele BALLAST – 8 nos2.35 w / sq mtr /100 lux ( Rs. 4268.0 )

Triphospher tubes,Louvertec Moreflector, ele ballast – 6 nos1.84 w / sq mtr / 100 lux (Rs.4200.0)

2 x 18w Down lighter – 12 nos with CU chokes5.32 w / sq mtr for 100 lux ( Rs. 5400.0 )

COMPARISIONTYPE OF FIXTURES

2 X 18W CFLcu choke

1 X 36 triband + electronic ballast

1 x 36 triband + electronic ballast

1 x 36 OPAL &LOUVERTECH MO REFLECTOR +LUMIUX PLUS T/L

QTY

12 ( 24 )

9 nos

8 nos

6 nos

WATTS

576

297

264

198

Running cost / dayRs. 45.0

Rs. 23.0

Rs. 20.6

Rs.15.50

LUX O/P

249

284

257

247

INVESTMENT

Rs. 5,400.0

Rs. 4,800.0

Rs. 4,268.0

Rs. 4,200.0

Why pay more ?ITEM Lamp T8 CFL

Glass used 100% 23%Mercury 5mg > 2mgRare Earth Triphosphor 100% > 30%End cap Material More LessFilament More LessPacking Material More LessShipping cost More LessStorage Space More LessTotal Material 100% 25%Efficacy of Lamp Lm/W 104 80Energy required for production 100% > 30%Cost of Lamp Rs.75/- Rs.100/-

Why pay more ?

0.75 w33 w33001001600080one year4750.14Type of lamp

App ballast

loss

Total energy consumption

Output Lumens

Efficasy Lumens /

W

Avg life

hours

Color CRI

Guarantee on

lamp

Investment

investment per

lumen in Rs.

Time in hours

required for 1 unit

9 w CFL Cu Choke 5 w 14 w 700 50 8000 80 -- 160 0.22 71.4211w CFL Cu choke 5 w 16 w 900 56.25 8000 80 -- 185 0.2 62.518 w CFL Cu choke 5 w 23 w 1150 50 8000 80 -- 220 0.2 43.4736 w CFL Cu choke 14 w 50 w 2900 52 6000 80 -- 385 0.15 209 w CFL ele Choke 0.25 w 10 w 700 70 8000 80 one

year 110 0.15 10011w CFL ele choke 0.25 w 11 w 900 81.81 8000 80 one

year 140 0.15 90.918 w CFL ele choke 0.25 w 19 w 1150 60.5 8000 80 one

year 170 0.15 52.6336 wCFL OPAL ele ballast 0.75 30.5 2900 95 10000 80 one

year 690 0.23 32.740 w T/L Cu choke 14 w 54 w 2400 44.44 4500 60 -- 190 0.07 18.536 w Triphposher TL OPAL ele ballast

0.75 33 w 3200 100 18000 80 one year 475 0.14 30.3

Why pay more ?