Transcript
2006
LIGHTING ALTERNATIVES TO MEET THE ENERGY CODES
Classroom Applications
Classroom Space: Retrofit Retrofit Project 25 ft x 30 ft ~ 750 sq ft space 9.5 ft ceiling height 9 3-lamp parabolic 10 ft x 10 ft fixture spacing IES recommended target illuminance: 30-50 fc 80/50/20 reflectances 3 hours on, 3 starts per day, 180 days per year
Impact of Energy Codes on Classrooms ASHRAE/IESNA Standard 90.1
Space-by-Space Method: 2001 – 1.6 W/sq ft 2004 – 1.4 W/sq ft Building Area Method: 2001 – 1.5 W/sq ft 2004 – 1.2 W/sq ft
CA Title 24, Part 6*
Area Category Method 2005 – 1.2 W/sq ft Complete Building Method 2005 – 1.2 W/sq ft
Classroom Retrofit Project 3-lamp Systems
System Wattage
Watts per sq ft
Maint. FC
Pass//Fail ASHRAE 2001/2004
% Beats 90.1 -2001 Bldg Method (%/Ded.)
F34CW/SS MB2x40/277RS & MB1x40/277RS
121
1.45
44
√/Χ
3% $0.00
FO32/741/ECO QTP3x32T8/UNV ISN
87
1.04
47
√/√
31% $0.42
FO30/XP/SS/ECO QHE3x32T8/UNV ISN
77
0.92
48
√/√
39% $0.58
FO28/XP/SS/ECO QHE3x32T8/UNV ISN
72
0.86
45
√/√
43% $0.60
FO30/XP/SS/ECO QHE3x32T8/UNV ISL
68
0.82
42
√/√
45% $0.60
FO32/XPS/ECO QTP3x32T8/UNV PSX
71
0.85
42
√/√
43% $0.60
* Lighting power adjustment factors available when passive controls are used
System Comparisons Classroom Retrofit Project 3-lamp Systems
Ballast Factor
Initial System Lumens
Mean System Lumens*
Lumen Maint.
System Wattage**
Lamp Life (3 hrs/start)
FO32/741/ECO QTP3x32T8/UNV ISN
0.88
7392 (100%)
6653 (100%)
0.90
87 (100%)
15,000
FO30/XP/SS/ECO QHE3x32T8/UNV ISN
0.88
7524 (102%)
7075 (106%)
0.94
77 (89%)
24,000
FO28/XP/SS/ECO QHE3x32T8/UNV ISN
0.88
7194 (97%)
6758 (101%)
0.94
72 (83%)
24,000
FO30/XP/SS/ECO QHE3x32T8/UNV ISL
0.78
6669 (90%)
6271 (95%)
0.94
68 (78%)
24,000
FO32/XPS/ECO QTP3x32T8/UNV PSX
0.71
6603 (89%)
6273 (94%)
0.95
71 (82%)
30,000
* Mean system lumens based on light at 40% of rated life ** System wattage based on 277V
5
Classroom Retrofit Project 2x4 Parabolic Fixtures % Relative Life Cycle Cost
% Relative Energy Consumption
Relative Payback (years)
110%
3
100%
100%
2.54
100%
2.48
91%
2.04
89%
90%
2.5
2
86% 83%
81%
81%
80%
82%
1.5
78%
70%
1 0.82
60%
50%
0.5
0 FO32/741/ECO QTP3x 32T8/UNV ISN
0 FO30/841/XP/SS/ECO QHE 3x32T8/UNV ISN
FO28/841/XP/SS/ECO QHE 3x 32T8/UNV ISN
6
FO30/841/XP/SS/ECO QHE 3x 32T8/UNV ISL
FO32/841/XPS/ECO QTP 3x32T8/UNV PSX
Energy, Economics & Light Levels Classroom Retrofit Project 3-lamp Systems
Energy Cost per Year*
Relative Energy Savings
Life Cycle Cost**
Relative Simple Payback (Years)
Lighting Power Density (W/ft2)
Average Maintained Illuminance (FC)
FO32/741/ECO QTP3x32T8/UNV ISN
$127
----
$5100
---
1.04 (100%)
47
FO30/XP/SS/ECO QHE3x32T8/UNV ISN
$112
11%
$4600 (90%)
2.5
0.92 (88%)
48
FO28/XP/SS/ECO QHE3x32T8/UNV ISN
$105
17%
$4400 (86%)
2.0
0.87 (84%)
45
FO30/XP/SS/ECO QHE3x32T8/UNV ISL
$99
22%
$4100 (80%)
0.8
0.82 (79%)
42
FO32/XPS/ECO QTP3x32T8/UNV PSX
$104
18%
$4100 (80%)
2.5
0.85 (82%)
42
* Based on $0.10/kW-h. 9 hr burn cycle per day, 5 days a week, and 36 weeks per year ** Based on AUP’s for lamps and ballasts and 60,000 hrs
7
Classroom Space: New Construction New Construction Project 25 ft x 30 ft ~ 750 sq ft space 9.5 ft ceiling height 12 2-lamp direct/indirect pendant fixtures 1.5 ft from ceiling to top of fixture 80/50/20 reflectances IES recommended target illuminance: 30-50 fc 3 hours on, 3 starts per day, 180 days per year
Impact of Energy Codes on Classrooms ASHRAE/IESNA Standard 90.1
Space-by-Space Method: 2001 – 1.6 W/sq ft 2004 – 1.4 W/sq ft Building Area Method: 2001 – 1.5 W/sq ft 2004 – 1.2 W/sq ft
CA Title 24, Part 6*
Area Category Method 2005 – 1.2 W/sq ft
Complete Building Method
2005 – 1.2 W/sq ft
System Wattage
Watts per sq ft
Maint. FC
LEED v.2.2 Points Earned
F34CW/SS MB2x40/277RS-SRNK
77
1.23
30
0
√/Χ
18% $0.00
FO32/741/ECO QTP2x32T8/UNV ISN
59
0.94
41
4
√/√
37% $0.54
FO30/XP/SS/ECO QHE2x32T8/UNV ISL
45
0.72
37
9
√/√
52% $0.60
FO28/XP/SS/ECO QHE2x32T8/UNV ISL
42
0.67
36
10
√/√
55% $0.60
FO32/XPS/ECO QTP2x32T8/UNV PSX
46
0.74
37
8
√/√
51% $0.60
FO30/XP/SS/ECO QTP2x32T8/UNV PSX
43
0.69
34
10
√/√
54% $0.60
Classroom New Construction 2-lamp Systems
* Lighting power adjustment factors available when passive controls are used
Pass//Fail ASHRAE 2001/2004 **
% Beats 90.1-2001 Bldg Method (%/Ded.)
System Comparisons Classroom New Construction 2-lamp Systems
Ballast Factor
Initial System Lumens
Mean System Lumens*
Lumen Maint.
System Wattage**
Lamp Life (3 hrs/start)
FO32/741/ECO QTP2x32T8/UNV ISN
0.88
4928 (100%)
4435 (100%)
0.90
59 (100%)
15,000
FO30/XP/SS/ECO QHE2x32T8/UNV ISL
0.78
4446 (90%)
4181 (94%)
0.94
45 (76%)
24,000
FO28/XP/SS/ECO QHE2x32T8/UNV ISL
0.78
4251 (86%)
3994 (90%)
0.94
42 (71%)
24,000
FO32/XPS/ECO QTP2x32T8/UNV PSX
0.71
4402 (89%)
4182 (94%)
0.95
46 (78%)
30,000
FO30/XP/SS/ECO QTP2x32T8/UNV PSX
0.71
4047 (82%)
3806 (86%)
0.94
43 (73%)
30,000
* Mean system lumens based on light at 40% of rated life ** System wattage based on 277V
10
Classroom New Construction Project Indirect Fixtures % Relative Life Cycle Cost
% Relative Energy Consumption
Relative Payback (years)
110%
3 2.85
100%
100%
100%
2.5 2.33
90%
2
80%
80%
78% 76%
1.5
78%
76% 73%
73%
71% 0.92
70%
1
0.96
60%
50%
0.5
0 FO32/741/ECO QTP2x 32T8/UNV ISN
0 FO30/841/XP/SS/ECO QHE 2x 32T8/UNV ISL
FO28/841/XP/SS/ECO QHE 2x32T8/UNV ISL
FO32/841/XPS/ECO QTP FO30/841/XP/SS/ECO 2x 32T8/UNV PSX QTP 2x 32T8/UNV PSX
Energy, Economics & Light Levels Classroom New Construction 2-lamp Systems
Energy Relative Life Cycle Cost per Energy Cost** Savings Year*
Relative Simple Payback (years)
Lighting Power Density (W/ft2)
Average Maintained Illuminance (FC)
FO32/741/ECO QTP2x32T8/UNV ISN
$115
---
$4,700 (100%)
---
0.94 (100%)
41
FO30/XP/SS/ECO QHE2x32T8/UNV ISL
$87
24%
$3,800 (81%)
0.9
0.72 (77%)
37
FO28/XP/SS/ECO QHE2x32T8/UNV ISL
$82
29%
$3,600 (77%)
1.0
0.67 (71%)
36
FO32/XPS/ECO QTP2x32T8/UNV PSX
$89
22%
$3,700 (79%)
2.9
0.74 (79%)
37
FO30/XP/SS/ECO QTP2x32T8/UNV PSX
$84
27%
$3,500 (74%)
2.3
0.69 (73%)
34
* Based on $0.10/kW-h. 9 hr burn cycle per day, 5 days a week, and 36 weeks per year **
Based on AUP’s for lamps and ballasts and 60,000 hrs
12
Hospital Applications
Hospital Space Retrofit or New Construction 25 ft x 30 ft ~ 750 sq ft space 9.5 ft ceiling height 9 3-lamp parabolic fixtures 10 ft x 10 ft fixture spacing IES recommended target illuminance: 30-50 fc 80/50/20 reflectances 24 hr operation w/o occupancy sensors (nursing stations, corridors, waiting rooms)
Impact of Energy Codes on Hospitals/Medical Buildings ASHRAE/IESNA Standard 90.1
Space-by-Space Method: 2001 – 1.5 W/sq ft 2004 – 1.3 W/sq ft Building Area Method: 2001 – 1.6 W/sq ft 2004 – 1.2 W/sq ft
CA Title 24, Part 6*
Area Category Method: 2005 – 1.2 W/sq ft Complete Building Method: 2005 – 1.1 W/sq ft
Hospital Retrofit/New Construction 3-lamp Systems
System Wattage
Watts per sq ft
Maint. FC
LEED v.2.2 Points Earned
Pass//Fail ASHRAE 2001/2004
% Beats 90.1 -2001 Bldg Method (%/Ded.)
F34CW/SS MB2x40/277RS & MB1x40/277RS
121
1.5
44
0
√/Χ
6% $0.00
FO32/741/ECO QTP3x32T8/UNV ISN
87
1.0
47
2
√/√
38% $0.56
FO28/XP/SS/ECO QHE3x32T8/UNV ISN
72
0.86
45
6
√/√
46% $0.60
FO30/XP/SS/ECO QHE3x32T8/UNV ISL
68
0.82
42
7
√/√
49% $0.60
FO32/XPS/ECO QTP3x32T8/UNV PSX
71
0.85
42
6
√/√
47% $0.60
FO28/XP/SS/ECO QTP3x32T8/UNV PSX
62
0.74
37
8
√/√
54% $0.60
* Lighting power adjustment factors available when passive controls are used
System Comparisons Hospital Retrofit/New Construction 3-lamp Systems
Ballast Factor
Initial System Lumens
Mean System Lumens*
Lumen Maint.
System Wattage**
Lamp Life (cont.)
FO32/741/ECO QTP3x32T8/UNV ISN
0.88
7392 (100%)
6653 (100%)
0.90
87 (100%)
26,000
FO28/XP/SS/ECO QHE3x32T8/UNV ISN
0.88
7194 (97%)
6758 (102%)
0.94
72 (83%)
32,000
FO30/XP/SS/ECO QHE3x32T8/UNV ISL
0.78
6669 (90%)
6271 (94%)
0.94
68 (78%)
32,000
FO32/XPS/ECO QTP3x32T8/UNV PSX
0.71
6603 (89%)
6273 (94%)
0.95
71 (82%)
36,000
FO28/XP/SS/ECO QTP3x32T8/UNV PSX
0.71
5804 (79%)
5453 (82%)
0.94
62 (71%)
36,000
* Mean system lumens based on light at 40% of rated life ** System wattage based on 277V
16
Hospital Retrofit/New Construction 2x4 Parabolic Fixtures % Relative Life Cycle Cost
% Relative Energy Consumption
Relative Payback (years)
110%
0.5 0.46 100%
100%
100% 0.4 0.38 0.33
90% 86%
0.3
83%
82%
81%
80%
82%
78%
72%
71%
0.2
70% 0.15
0.1 60%
50%
0
0
FO32/741/ECO QTP3x32T8/UNV ISN
FO28/841/XP/SS/ECO QHE 3x32T8/UNV ISN
FO30/841/XP/SS/ECO QHE 3x32T8/UNV ISL
17
FO32/841/XPS/ECO QTP 3x32T8/UNV PSX
FO28/841/XP/SS/ECO QTP 3x32T8/UNV PSX
Energy, Economics & Light Levels Hospital Retrofit/New Construction 3-lamp Systems
Energy Cost per Year*
Relative Energy Savings
Life Cycle Cost**
Relative Simple Payback (Years)
Lighting Power Density (W/ft2)
Average Maintained Illuminance (FC)
FO32/741/ECO QTP3x32T8/UNV ISN
$684
---
$5100 (100%)
---
1.0 (100%)
47
FO28/XP/SS/ECO QHE3x32T8/UNV ISN
$566
17%
$4400 (86%)
0.4
0.86 (86%)
45
FO30/XP/SS/ECO QHE3x32T8/UNV ISL
$535
22%
$4100 (80%)
0.2
0.82 (82%)
42
FO32/XP/SS/ECO QTP3x32T8/UNV PSX
$558
18%
$4100 (80%)
0.5
0.85 (85%)
42
FO28/XP/SS/ECO QTP3x32T8/UNV PSX
$487
29%
$3700 (73%)
0.3
0.74 (74%)
37
* Based on $0.10/kW-h. 24 hr continuous burn, 7 days a week, and 52 weeks per year Based on AUP’s for lamps and ballasts and 60,000 hrs
**
18
Industrial Applications
Warehouse Space General Layout
Open high bay warehouse space IES recommended target illuminance for warehousing and storage: 10-30 fc. 60’x80’x30’ 70/30/10 reflectances Conditioned space (25°C)
Baseline system:
400W std. metal halide/mag. ballast 9 open high bay aluminum reflectors
Criteria
1 for 1 retrofit Illumimance levels meet IES recommendations
System Comparison – Equal Luminaires Warehouse Space
System Wattage*
Number of Luminaires
Average Maintained Illuminance (FC)
M400/U-CWA Ballast Aluminum high bay
458
9
28.6
0.86
MS250PS-Mag. Ballast Prismatic high bay
290
9
16.2
0.47
4-lamp T5HO Aluminum high bay
236
9
17.7
0.44
6-lamp T5HO Aluminum high bay
356
9
27.1
0.67
6-lamp T8/QHE ISN Aluminum high bay
164
9
13.4
0.31
6-lamp T8/QHE ISH Aluminum high bay
218
9
18.0
0.41
* System wattage based on 277V
Lighting Power Density (W/ft2)
System Comparison – Equal Luminaires
Warehouse Space
System Wattage*
Number of Luminaires
Annual Operating Cost**
Relative Operating Cost Savings
M400/U-CWA Ballast Aluminum high bay
458
9
$2,400
------
MS250PS-Mag. Ballast Prismatic high bay
290
9
$1,500
$880 (37%)
4-lamp T5HO Aluminum high bay
236
9
$1,200
$1,200 (48%)
6-lamp T8/QHE ISH Aluminum high bay
218
9
$1,100
$1,300 (52%)
* System wattage based on 277V ** 5840 hours/year at $0.10/kWh
Impact of Energy Codes on Warehouse Space ASHRAE/IESNA Standard 90.1
Warehouse Space
System Wattage
Lighting Power Density (W/ft2)
Maint (FC)
Pass/Fail ASHRAE 2001/2004
% Beats 90.1 - 2001 Sp by Sp (%/Ded.)
M400/U-CWA Ballast Aluminum high bay
458
0.86
29
√/Χ
22% $0.00
4-lamp T5HO Aluminum high bay
236
0.44
18
√/√
60% $0.60
6-lamp T5HO Aluminum high bay
356
0.67
27
√/√
39% $0.00
Warehouse 6-lamp T8/QHE ISH MUST exceed by 50% Aluminum high bay No “Sliding Scale”
218
0.41
18
√/√
63% $0.60
Warehouse High Bay Active storage Space-by-Space Method: 2001 – 1.1 W/sq ft 2004 – 0.8 W/sq ft Building Area Method: 2001 – 1.2 W/sq ft 2004 – 0.8 W/sq ft
REMEMBER
Application: Warehouse
Before HPS
After PENTRON® T5HO
Application: Warehouse w/ PENTRON T5HO
Industrial Manufacturing Space General Layout
Open Industrial Manufacturing Space Target Illuminance: 50 fc. 60’x80’x30’ 70/30/10 reflectances Conditioned space (25°C)
Baseline system:
400W std. metal halide/mag. ballast 24 open high bay aluminum reflectors
Criteria
1 for 1 retrofit Illumimance levels meet IES recommendations
System Comparison – Equal Luminaires Industrial Manufacturing Space
System Wattage*
Number of Luminaires
Average Maintained Illuminance (FC)
M400/U-CWA Ballast Aluminum high bay
458
24
53
2.29
MS250PS-Mag. Ballast Prismatic high bay
290
24
45
1.45
4-lamp T5HO Aluminum high bay
236
24
50
1.18
6-lamp T5HO Aluminum high bay
356
24
57
1.78
6-lamp T8/HE ISN Aluminum high bay
164
24
36
0.82
6-lamp T8/HE ISH Aluminum high bay
218
24
53
1.09
* System wattage based on 277V
Lighting Power Density (W/ft2)
System Comparison – Equal Luminaires
Industrial Manufacturing Space
System Wattage*
Number of Luminaires
Annual Operating Cost**
Operating Cost Savings
M400/U-CWA Ballast Aluminum high bay
458
24
$6500
------
MS250PS-Mag. Ballast Prismatic high bay
290
24
$4100
$2500 (38%)
4-lamp T5HO Aluminum high bay
236
24
$3300
$3200 (50%)
6-lamp T8/HE ISH Aluminum high bay
218
24
$3100
$3500 (53%)
* System wattage based on 277V ** 5840 hours/year at $0.10/kWh
Impact of Energy Codes on Industrial Manufacturing Space ASHRAE/IESNA Standard 90.1
Manufacturing High Bay Space-by-Space Method: 2001 – 3.0 W/sq ft 2004 – 1.7 W/sq ft
Maint (FC)
Pass/Fail ASHRAE 2001
% Beat Sp by Sp %/$Ded ASHRAE 2001
Industrial Manufacturing Space
System Wattage*
Lighting Power Density (W/ft2)
M400/U-CWA Ballast Aluminum high bay
458
2.29
53
√
23% $0.00
4-lamp T5HO Aluminum high bay
236
1.18
50
√
60% $0.60
6-lamp T5HO Aluminum high bay
356
1.78
57
√
40% $0.60
6-lamp T8/HE ISH Aluminum high bay
218
1.09
53
√
63% $0.60
Open Office Applications
Open Office Space: Retrofit Retrofit Project 90 ft x 100 ft ~ 9000 sq ft space 9.5 ft ceiling height 81 3-lamp parabolic recessed fixtures 10 ft x 8 ft fixture spacing IES recommended target illuminance: 30-50 fc 80/50/20 reflectances 12 hrs per day, 5 days per week, 50 weeks per year
Impact of Energy Codes on Open Offices ASHRAE/IESNA Standard 90.1
Space-by-Space Method: 2001 – 1.3 W/sq ft 2004 – 1.1 W/sq ft Building Area Method: 2001 – 1.3 W/sq ft 2004 – 1.0 W/sq ft
CA Title 24, Part 6*
Area Category Method 2005 – 1.2 W/sq ft
Complete Building Method
2005 – 1.1 W/sq ft
Maint. FC
Pass/Fail ASHRAE 2001/2004
% Beats 90.1 -2001 Bldg Method (%/Ded.)
1.09
35
√/Χ
16% $0.00
87
0.78
37
√/√
40% $0.60
FO30/XP/SS/ECO QHE3x32T8/UNV ISN
77
0.69
38
√/√
47% $0.60
FO28/XP/SS/ECO QHE3x32T8/UNV ISL
63
0.57
32
√/√
56% $0.60
FO32/XPS/ECO QTP3x32T8/UNV PSX
71
0.64
33
√/√
50% $0.60
FO30/XP/SS/ECO QTP3x32T8/UNV PSX
67
0.60
31
√/√
53% $0.60
Open Office Retrofit Project 3-lamp Systems
System Wattage
Watts per sq ft
F34CW/SS MB2x40/277RS & MB1x40/277RS
121
FO32/741/ECO QTP3x32T8/UNV ISN
* Lighting power adjustment factors available when passive controls are used
System Comparisons Open Office Retrofit Project 3-lamp Systems
Ballast Factor
Initial System Lumens
Mean System Lumens*
Lumen Maint.
System Wattage**
Lamp Life (12 hrs/start)
FO32/741/ECO QTP3x32T8/UNV ISN
0.88
7392 (100%)
6653 (100%)
0.90
87 (100%)
24,000
FO30/XP/SS/ECO QHE3x32T8/UNV ISN
0.88
7524 (102%)
7075 (106%)
0.94
77 (89%)
30,000
FO28/XP/SS/ECO QHE3x32T8/UNV ISL
0.78
6377 (86%)
5990 (90%)
0.94
63 (72%)
30,000
FO32/XPS/ECO QTP3x32T8/UNV PSX
0.71
6603 (89%)
6273 (94%)
0.95
71 (82%)
36,000
FO30/XP/SS/ECO QTP3x32T8/UNV PSX
0.71
6071 (82%)
5708 (86%)
0.94
67 (77%)
36,000
* Mean system lumens based on light at 40% of rated life ** System wattage based on 277V
33
Open Office Retrofit Project 2x4 Parabolic Fixtures % Relative Life Cycle Cost
% Relative Energy Consumption
Relative Payback (years)
110%
1.5 1.37 1.34 100%
100%
100%
1.25
1.08
91% 89%
90%
1
82%
80%
78%
77%
76% 72%
70%
74%
0.5
0.47
60%
50%
0.75
0.25
0 FO32/741/ECO QTP3x 32T8/UNV ISN
0 FO30/841/XP/SS/ECO QHE 3x 32T8/UNV ISN
FO28/841/XP/SS/ECO QHE 3x 32T8/UNV ISL
34
FO32/841/XPS/ECO QTP FO30/841/XP/SS/ECO 3x 32T8/UNV PSX QTP 3x 32T8/UNV PSX
Energy, Economics & Light Levels Life Cycle Cost**
Relative Simple Payback (Years)
Lighting Power Density (W/ft2)
Average Maintained Illuminance (FC)
---
$32,176 (100%)
---
0.78 (100%)
37
$1,900
11%
$29,321 (91%)
1.4
0.69 (88%)
38
FO28/XP/SS/ECO QHE3x32T8/UNV ISL
$1,500
28%
$24,536 (76%)
0.5
0.57 (73%)
32
FO32/XPS/ECO QTP3x32T8/UNV PSX
$1,700
18%
$25,153 (78%)
1.3
0.64 (82%)
33
FO30/XP/SS/ECO QTP3x32T8/UNV PSX
$1,600
23%
$23,670 (74%)
1.1
0.60 (77%)
31
Open Office Retrofit Project 3-lamp Systems
Energy Cost per Year*
Relative Energy Savings
FO32/741/ECO QTP3x32T8/UNV ISN
$2,100
FO30/XP/SS/ECO QHE3x32T8/UNV ISN
* Based on $0.10/kW-h. 12 hr burn cycle per day, 5 days a week, and 50 weeks per year **
Based on AUP’s for lamps and ballasts and 60,000 hrs
35
Open Office Space: New Construction New Construction Project 90 ft x 100 ft ~ 9000 sq ft space 9.5 ft ceiling height 108 2-lamp direct/indirect or 81 RT5 recessed fixtures Target illuminance: 30-50 fc 80/50/20 reflectances 12 hrs per day, 5 days per week, 50 weeks per year
Impact of Energy Codes on Open Offices ASHRAE/IESNA Standard 90.1
Space-by-Space Method: 2001 – 1.3 W/sq ft 2004 – 1.1 W/sq ft Building Area Method: 2001 – 1.3 W/sq ft 2004 – 1.0 W/sq ft
CA Title 24, Part 6*
Area Category Method 2005 – 1.2 W/sq ft
Complete Building Method
2005 – 1.1 W/sq ft
Maint. FC
LEED v.2.2 Points Earned
Pass/Fail ASHRAE 2001/2004**
% Beats 90.1 -2001 Bldg Method (%/Ded.)
0.71
40
6
√/√
45% $0.60
45
0.54
36
10
√/√
58% $0.60
F028/XP/SS/ECO QHE2x32T8/UNV ISL
42
0.50
34
10
√/√
62% $0.60
FO32/XPS/ECO QTP2x32T8/UNV PSX
46
0.55
35
10
√/√
58% $0.60
FP28PM/ECO QS2x28T5/UNV PS95
58
0.52
47
10
√/√
60% $0.60
Open Office New Construction 2-lamp Systems
System Wattage
Watts per sq ft
FO32/741/ECO QTP2x32T8/UNV ISN
59
FO30/XP/SS/ECO QHE2x32T8/UNV ISL
* Lighting power adjustment factors available when passive controls are used
System Comparisons Open Office New Construction 2-lamp Systems
Ballast Factor
Initial System Lumens
Mean System Lumens*
Lumen Maint.
System Wattage**
Lamp Life (12 hrs/start)
FO32/741/ECO QTP2x32T8/UNV ISN
0.88
4928 (100%)
4435 (100%)
0.90
59 (100%)
24,000
FO30/XP/SS/ECO QHE2x32T8/UNV ISL
0.78
4446 (90%)
4181 (94%)
0.94
45 (76%)
30,000
F028/XP/SS/ECO QHE2x32T8/UNV ISL
0.78
4251 (86%)
3994 (90%)
0.94
42 (71%)
30,000
FO32/XPS/ECO QTP2x32T8/UNV PSX
0.71
4402 (89%)
4182 (94%)
0.95
46 (78%)
36,000
FP28PM/ECO QS2x28T5/UNV PS95
0.95
5795 (118%)
5506 (124%)
0.95
58 (98%)
24,000
* Mean system lumens based on light at 40% of rated life ** System wattage based on 277V
38
Open Office New Construction Project Indirect Fixtures % Relative Life Cycle Cost
% Relative Energy Consumption
Relative Payback (years)
110%
4.5
3.99 100%
3.96
100%
4
100% 3.5
90%
3
2.77
2.5 80%
80%
2.39 76%
80% 78%
78%
76% 74%
2
71%
70%
1.5
1 60% 0.5
50%
0 FO32/741/ECO QTP3x 32T8/UNV ISN
0 FO30/841/XP/SS/ECO QHE 3x 32T8/UNV ISL
FO28/841/XP/SS/ECO QHE 3x 32T8/UNV ISL
FO32/841/XPS/ECO QTP 3x 32T8/UNV PSX
FP28PM/ECO QS2x28T5/UNV PS95
Energy, Economics & Light Levels Life Cycle Cost**
Relative Simple Payback (Years)
Lighting Power Density (W/ft2)
Average Maintained Illuminance (FC)
---
$42,638 (100%)
---
0.92 (100%)
38
$1,460
23%
$33,981 (80%)
2.8
0.54 (59%)
36
F028/XP/SS/ECO QHE2x32T8/UNV ISL
$1,400
26%
$32,219 (76%)
2.4
0.50 (54%)
34
FO32/XPS/ECO QTP2x32T8/UNV PSX
$1,500
21%
$33,269 (78%)
4.0
0.55 (60%)
35
FP28PM/ECO QS2x28T5/UNV PS95
$1,410
26%
$33,933 (80%)
4.0
0.52 (57%)
47
Open Office New Construction 2-lamp Systems
Energy Cost per Year*
Relative Energy Savings
FO32/741/ECO QTP2x32T8/UNV ISN
$1,900
FO30/XP/SS/ECO QHE2x32T8/UNV ISL
* Based on $0.10/kW-h. 12 hr burn cycle per day, 5 days a week, and 50 weeks per year **
Based on AUP’s for lamps and ballasts and 60,000 hrs
40
Application: Open Office
Before
After
Previous Lighting
Open office areas: 3-lamp parabolics with T8/electronic ballasts 2 approx. 1.08 w/ft (Beats 90.1-2001 by 17%) Private office areas: 2-lamp 1x4 parabolics with T8/electronic ballasts 2 approx. 1.48 w/ft (Beats 90.1-2001 by 1%)
New Lighting: Recessed fixtures with 2-T5 lamps and electronic ballasts
Open office areas: approx. 0.73 w/ft2(Beats 90.1-2001 by 44% - $0.60sq/ft) Private office areas: approx. 0.96 w/ft2(Beats 90.1-2001 by 36% - $0.52sq/ft)
Retail Applications
Retail Space: Retrofit Retrofit Project 62ft x 80ft ~ 4960 sq ft space 12 ft ceiling height 2-lamp 2x2 parabolic and adjustable accent fixtures 8 ft x 8 ft fixture spacing Target illuminance: 50 fc 80/50/20 reflectances 14 hrs per day, 7 days per week, 365 days per year
Impact of Energy Codes on Retail ASHRAE/IESNA Standard 90.1
CA Title 24, Part 6*
Area Category Method 2005 – 1.7 W/sq ft Complete Building Method 2005 – 1.5 W/sq ft
System 1 System 2
Space-by-Space Method: 2001 – 2.1 W/sq ft 2004 – 1.7 W/sq ft Building Area Method: 2001 – 1.9 W/sq ft 2004 – 1.5 W/sq ft
System 3
Retail Retrofit Project 2-lamp Systems
* Lighting power adjustment factors available for display lighting and when passive controls are used
System Wattage
FT40DL/800/RS QT2x40/277 DL
75
100PAR38/CAP/IR
100
FT40DL/28W/SS/IS QT2x40/277 DL
69
MC39T6/U/G12/800 QTP1x39MH/UNV
44
FT40DL/28W/SS/IS QHE2x40DL/UNV ISN
63
MC39T6/U/G12/800 QTP1x39MH/UNV
44
Pass/ Fail ASHRAE 2001/ 2004**
% Beats 90.1 -2001 Bldg Method (%/Ded.)
Watts per sq ft
Maint. FC
LEED v.2.2 Points Earned
1.64
53
0
√/X
14% $0.00
1.18
52
4
√/√
38% $0.55
1.10
52
5
√/√
42% $0.60
System 3
System 2
System 1
System Comparisons Retail Retrofit Project 2-lamp Systems
Ballast Factor
Initial System Lumens
Mean Avg. Lumen System Rated Life System Maint. Wattage** (hrs) Lumens*
FT40DL/800/RS QT2x40/277 DL
0.96
6045
5201
0.86
75
15,000t
100PAR38/CAP/IR
---
2070tt
---
---
100
3000
FT40DL/28W/SS/IS QT2x40/277 DL
1.08
6048
5322
0.88
69
20,000t
MC39T6/U/G12/800 QTP1x39MH/UNV
1.00
3400tt
2720
0.80
44
12,000
FT40DL/28W/SS/IS QHE2x40DL/UNV ISN
1.07
5990
5271
0.92
63
20,000t
MC39T6/U/G12/800 QTP1x39MH/UNV
1.00
3400tt
2720
0.80
44
12,000
* Mean system lumens based on light at 40% of rated life for CFL/HID products and end of life for halogen products ** System wattage based on 277V tt Actual lumens vary depending on fixture efficiencies (Assumed efficiencies: halogen lamps 0.94 and HID lamps 0.80 t Lamp life rating at 12 hrs/start
45
Retail Retrofit Project 2x2 Parabolic and Adjustable Accent Fixtures % Relative Life Cycle Cost
% Relative Energy Consumption
Relative Payback (years)
110%
3 2.62 100%
100%
100%
2.5 2.38
90%
2
80%
1.5
72%
72% 69%
70%
67%
60%
50%
1
0.5
0 FT40DL/800/RS QT3x40/277 DL w ith 100PAR38/CAP/IR
0 FT40DL/28W /SS/IS QT2x40/277 DL w ith MC39T6/U/G12/800 QTP1x39MH/UNV
FT40DL/28W /SS/IS QHE2x40DL/UNV ISN w ith MC39T6/U/G12/800 QTP1x39MH/UNV
Energy, Economics & Light Levels
System 3
System 2
System 1
Retail Retrofit Project 3-lamp Systems FT40DL/800/RS QT3x40/277 DL
Energy Relative Cost per Energy Year* Savings
MC39T6/U/G12/800 QTP1x39MH/UNV FT40DL/28W/SS/IS QHE3x40DL/UNV ISN MC39T6/U/G12/800 QTP1x39MH/UNV
Relative Simple Payback (Years)
Lighting Power Density (W/ft2)
Average Maintained Illuminance (FC)
$4,150
---
$69,200 (100%)
---
1.64 (100%)
53
$3,000
28%
$49,600 (72%)
2.6
1.18 (72%)
52
$2,800
33%
$47,500 (69%)
2.4
1.10 (67%)
52
100PAR38/CAP/IR FT40DL/28W/SS/IS QT3x40/277 DL
Life Cycle Cost**
* Based on $0.10/kW-h. 14 hr burn cycle per day, 7 days a week, and 52 weeks per year **
Based on AUP’s for lamps and ballasts and 60,000 hrs
47
