HomeMy WebLinkAboutKipnuk Village End Use Energy Efficiency Measures Program Final Report 2010 Village End Use Energy Efficiency Measures Program
AEA Grant # 2195234 Administered by Alaska Building Science Network
Kipnuk Final Report
Community Summary
17 community buildings and 6 teacher-housing units received energy efficiency upgrades as follows:
Kanganak Building, Brown Shop, Bunkhouse, Food Warehouse, Light Plant, VPSO (Old Clinic), Water Plant,
Kugkaktlik Limited Offices, Grocery Store, Hardware Store, Storage Building, School Smurf Houses 1 & 2, Teacher
Housing & Site Admin, Teacher Housing East, Teacher Housing Middle, Teacher Housing West, 8th Grade
Classroom, Old Building Shop, School Light Plant, Moravian Church, Mission House, Sunday School
Retrofits Completed: Primary lighting retrofits completed in January, 2009
Village-Wide Lighting Retrofit Summary:
• Retrofitted 295 light fixtures with electronic ballasts & T8 lamps
• Installed 121 compact fluorescent light bulbs
• Pre-retrofit energy use for all lighting: 43.99 Kilowatts
• Post-retrofit energy use for all lighting: 18.41 Kilowatts
• Energy savings projection: 25.58 Kilowatts
• Pre-retrofit to post retrofit energy reduction: 58%
• Estimated Annual Savings:
kWh Rate (FY 2009 AVE): $0.65 Fuel Cost (FY 2009 Ave): $4.74
Comparative Comparative
Hours Per Day/ 250 Electrical Avoided Diesel Avoided Diesel
Days Per Year Savings Use (gal) Costs
Locally Estimated Use $29,200 3941 $18,683
4 Hours/day $16,697 2253 $10,683
7 Hours/day $29,220 3944 $18,696
10 Hours/day $41,743 5634 $26,708
• Total project cost for all measures: $46,000
• Simple Payback (lighting measures only, using 7 hours/day lighting use run-time): 1.57 years
• Total village wide in-kind contribution: $ 5,908 (expanded grant capacity by 13%)
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Alaska Building Science Network – Village End Use Energy Efficiency Program – ’08-’10 Final Report West Region – Kipnuk
Kipnuk Village Council Owned Buildings
7 buildings owned by the Kipnuk Village Council received energy efficient lighting upgrades as follows:
Kanganak Building, Brown Shop, Bunkhouse, Food Warehouse, Light Plant, VPSO (Old Clinic), Water Plant
• Lighting upgrades completed in: January 2009
• Retrofitted 213 light fixtures with electronic ballasts & T8 lamps
• Installed 13 compact fluorescent light bulbs
• Pre-retrofit energy use for all lighting: 28.391 Kilowatts
• Post-retrofit energy use for all lighting: 13.142 Kilowatts
• Energy savings projection: 15.249 Kilowatts
• Pre-retrofit to post retrofit energy reduction: 54%
• Estimated Annual Savings:
Comparative Comparative
Hours Per Day / Electrical Avoided Diesel Avoided
250 Days Per Year Savings Use (gal) Diesel Costs
Locally Estimated $18,498.20 2497.01 $11,835.80
4 Hours/day $9,953.02 1343.52 $6,368.30
7 Hours/day $17,417.70 2351.17 $11,144.50
10 Hours/day $24,882.50 3358.81 $15,920.70
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Alaska Building Science Network – Village End Use Energy Efficiency Program – ’08-’10 Final Report West Region – Kipnuk
Kanganak Building
Materials Installed Quantity 2-lamp electronic ballast, (2) 25 watt T8 lamps 35 3-lamp electronic ballast, (2) 25 watt T8 lamps 16 3-lamp electronic ballast, (3) 25 watt T8 lamps 86 CFL-20 W 3
• Pre-retrofit energy use: 20553 watts
• Post-retrofit energy use: 8866 watts
• Energy savings projection: 11687 watts
• Pre-retrofit to post retrofit energy reduction: 57%
• Estimated annual savings: Comparative Comparative
Hours Per Day / Electrical Avoided Diesel Avoided Diesel
250 Days Per Year Savings Use (gal) Costs
4 Hours/day $7,628.10 1029.69 $4,880.74
7 Hours/day $13,349.10 1801.96 $8,541.29
10 Hours/day $19,070.20 2574.23 $12,201.80
2000 Hours/year (Est.) $15,256.20 2059.38 $9,761.48
Note: Reduced 86 4-lamp fixtures to 3-lamp fixtures and 19 4-lamp fixtures to 2-lamp fixtures.
Brown Shop
Materials Installed Quantity 2-lamp electronic ballast, (2) 25 watt T8 lamps 9
• Pre-retrofit energy use: 744 watts
• Post-retrofit energy use: 414 watts
• Energy savings projection: 330 watts
• Pre-retrofit to post retrofit energy reduction: 44%
• Estimated annual savings: Comparative Comparative
Hours Per Day / Electrical Avoided Diesel Avoided Diesel
250 Days Per Year Savings Use (gal) Costs
4 Hours/day $215.39 29.07 $137.81
7 Hours/day $376.93 50.88 $241.18
10 Hours/day $538.48 72.69 $344.54
1200 Hours/year (Est.) $258.47 34.89 $165.38
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Alaska Building Science Network – Village End Use Energy Efficiency Program – ’08-’10 Final Report West Region – Kipnuk
Bunkhouse
Materials Installed Quantity 2-lamp electronic ballast, (2) 25 watt T8 lamps 13 3-lamp electronic ballast, (2) 25 watt T8 lamps 1 3-lamp electronic ballast, (3) 25 watt T8 lamps 2
• Pre-retrofit energy use: 1932 watts
• Post-retrofit energy use: 798 watts
• Energy savings projection: 1134 watts
• Pre-retrofit to post retrofit energy reduction: 59%
• Estimated annual savings: Comparative Comparative
Hours Per Day / Electrical Avoided Diesel Avoided Diesel
250 Days Per Year Savings Use (gal) Costs
4 Hours/day $740.16 99.91 $473.58
7 Hours/day $1,295.28 174.85 $828.77
10 Hours/day $1,850.40 249.78 $1,183.96
1375 Hours/year (Est.) $1,017.72 137.38 $651.18
Note: Reduced two, 4-lamp fixtures to 3-lamp fixtures, and reduced five, 4-lamp fixtures to 2-lamp fixtures.
Food Warehouse Building
Materials Installed Quantity
2-lamp electronic ballast, (2) 25 watt T8 lamps 10 CFL-27 W 8
• Pre-retrofit energy use: 1640 watts
• Post-retrofit energy use: 676 watts
• Energy savings projection: 964 watts
• Pre-retrofit to post retrofit energy reduction: 59%
• Estimated annual savings: Comparative Comparative
Hours Per Day / Electrical Avoided Diesel Avoided Diesel
250 Days Per Year Savings Use (gal) Costs
4 Hours/day $629.20 84.93 $402.59
7 Hours/day $1,101.10 148.63 $704.53
10 Hours/day $1,573.01 212.33 $1,006.47
1000 Hours/year (Est.) $629.20 84.93 $402.59
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Alaska Building Science Network – Village End Use Energy Efficiency Program – ’08-’10 Final Report West Region – Kipnuk
Light Plant
Materials Installed Quantity
2-lamp electronic ballast, (2) 32 watt T8 lamps 18
• Pre-retrofit energy use: 1512 watts
• Post-retrofit energy use: 1080 watts
• Energy savings projection: 432 watts
• Pre-retrofit to post retrofit energy reduction: 29%
• Estimated annual savings: Comparative Comparative Hours Per Day / Electrical Avoided Diesel Avoided Diesel
250 Days Per Year Savings Use (gal) Costs
4 Hours/day $281.97 38.06 $180.41
7 Hours/day $493.44 66.61 $315.72
10 Hours/day $704.92 95.15 $451.03
2000 Hours/year (Est.) $563.93 76.12 $360.82
VPSO (Old Clinic)
Materials Installed Quantity
2-lamp electronic ballast, (2) 25 watt T8 lamps 6 CFL-20 W 2
• Pre-retrofit energy use: 582 watts
• Post-retrofit energy use: 316 watts
• Energy savings projection: 266 watts
• Pre-retrofit to post retrofit energy reduction: 46%
• Estimated annual savings: Comparative Comparative
Hours Per Day / Electrical Avoided Diesel Avoided Diesel
250 Days Per Year Savings Use (gal) Costs
4 Hours/day $173.62 23.44 $111.09
7 Hours/day $303.83 41.01 $194.40
10 Hours/day $434.05 58.59 $277.72
1500 Hours/year (Est.) $260.43 35.15 $166.63
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Alaska Building Science Network – Village End Use Energy Efficiency Program – ’08-’10 Final Report West Region – Kipnuk
Water Plant
Materials Installed Quantity
2-lamp electronic ballast, (2) 25 watt T8 lamps 2
2-lamp electronic ballast, (2) 32 watt T8 lamps 15
• Pre-retrofit energy use: 1428 watts
• Post-retrofit energy use: 992 watts
• Energy savings projection: 436 watts
• Pre-retrofit to post retrofit energy reduction: 31%
• Estimated annual savings: Comparative Comparative
Hours Per Day / Electrical Avoided Diesel Avoided Diesel
250 Days Per Year Savings Use (gal) Costs
4 Hours/day $284.58 38.41 $182.08
7 Hours/day $498.01 67.22 $318.64
10 Hours/day $711.44 96.04 $455.21
1800 Hours/year (Est.) $512.24 69.15 $327.75
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Alaska Building Science Network – Village End Use Energy Efficiency Program – ’08-’10 Final Report West Region – Kipnuk
Kugkaktlik Limited Owned Buildings
4 buildings owned by the Kugkaktlik Limited received energy efficient lighting upgrades as follows:
Kugkaktlik Limited Offices, Grocery Store, Hardware Store, Storage Building
• Lighting upgrades completed in January, 2009
• Retrofitted 37 light fixtures with electronic ballasts & T8 lamps
• Installed 1 compact fluorescent light bulbs
• Pre-retrofit energy use for all lighting: 3.208 Kilowatts
• Post-retrofit energy use for all lighting: 1.289 Kilowatts
• Energy savings projection: 1.919 Kilowatts
• Pre-retrofit to post retrofit energy reduction: 60%
• Estimated Annual Savings:
Comparative Comparative
Hours Per Day / Electrical Avoided Diesel Avoided
250 Days Per Year Savings Use (gal) Diesel Costs
Locally Estimated $3,156.37 426.07 $2,019.56
4 Hours/day $1,252.53 169.07 $801.41
7 Hours/day $2,191.93 295.88 $1,402.48
10 Hours/day $3,131.33 422.69 $2,003.54
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Alaska Building Science Network – Village End Use Energy Efficiency Program – ’08-’10 Final Report West Region – Kipnuk
Kugkaktlik Limited Offices
Materials Installed Quantity
2-lamp electronic ballast, (1) 25 watt T8 lamp 10
• Pre-retrofit energy use: 840 watts
• Post-retrofit energy use: 260 watts
• Energy savings projection: 580 watts
• Pre-retrofit to post retrofit energy reduction: 69%
• Estimated annual savings: Comparative Comparative
Hours Per Day / Electrical Avoided Diesel Avoided Diesel
250 Days Per Year Savings Use (gal) Costs
4 Hours/day $378.57 51.10 $242.22
7 Hours/day $662.49 89.43 $423.89
10 Hours/day $946.42 127.75 $605.55
1920 Hours/year (Est.) $726.85 98.11 $465.06
Note: Reduced ten 2-lamp fixtures to 1-lamp fixtures.
Grocery Store
Materials Installed Quantity
2-lamp electronic ballast, (2) 25 watt T8 lamps 13
• Pre-retrofit energy use: 1092 watts
• Post-retrofit energy use: 598 watts
• Energy savings projection: 494 watts
• Pre-retrofit to post retrofit energy reduction: 45%
• Estimated annual savings: Comparative Comparative
Hours Per Day / Electrical Avoided Diesel Avoided Diesel
250 Days Per Year Savings Use (gal) Costs
4 Hours/day $322.43 43.52 $206.30
7 Hours/day $564.26 76.17 $361.03
10 Hours/day $806.08 108.81 $515.76
3480 Hours/year (Est.) $1,122.07 151.46 $717.94
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Alaska Building Science Network – Village End Use Energy Efficiency Program – ’08-’10 Final Report West Region – Kipnuk
Hardware Store
Materials Installed Quantity
2-lamp electronic ballast, (1) 25 watt T8 lamp 12 • Pre-retrofit energy use: 1008 watts
• Post-retrofit energy use: 312 watts
• Energy savings projection: 696 watts
• Pre-retrofit to post retrofit energy reduction: 69%
• Estimated annual savings: Comparative Comparative
Hours Per Day / Electrical Avoided Diesel Avoided Diesel
250 Days Per Year Savings Use (gal) Costs
4 Hours/day $454.28 61.32 $290.66
7 Hours/day $794.99 107.31 $508.66
10 Hours/day $1,135.70 153.30 $726.66
2664 Hours/year (Est.) $1,210.20 163.36 $774.33
Storage Building
Materials Installed Quantity
2-lamp electronic ballast, (2) 25 watt T8 lamps 2 CFL-27 W 1 • Pre-retrofit energy use: 268 watts
• Post-retrofit energy use: 119 watts
• Energy savings projection: 149 watts
• Pre-retrofit to post retrofit energy reduction: 56%
• Estimated annual savings: Comparative Comparative
Hours Per Day / Electrical Avoided Diesel Avoided Diesel
250 Days Per Year Savings Use (gal) Costs
4 Hours/day $97.25 13.13 $62.23
7 Hours/day $170.19 22.97 $108.89
10 Hours/day $243.13 32.82 $155.56
1000 Hours/year (Est.) $97.25 13.13 $62.23
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Alaska Building Science Network – Village End Use Energy Efficiency Program – ’08-’10 Final Report West Region – Kipnuk
Lower Kuskokwim School District Owned Buildings
Above Photos taken by the Kipnuk School Photography Club
3 buildings and 6 teacher housing units owned by Lower Kuskokwim School District received energy efficient
lighting upgrades as follows:
Chief Paul Memorial School School Smurf Houses 1 & 2, Teacher Housing & Site Admin, Teacher Housing East,
Teacher Housing Middle, Teacher Housing West, 8th Grade Classroom, Old Building Shop, School Light Plant,
• Lighting upgrades completed in: January 2009
• Retrofitted 32 light fixtures with electronic ballasts & T8 lamps
• Installed 89 compact fluorescent light bulbs
• Pre-retrofit energy use for all lighting: 9.854 Kilowatts
• Post-retrofit energy use for all lighting: 2.958 Kilowatts
• Energy savings projection: 6.896 Kilowatts
• Pre-retrofit to post retrofit energy reduction: 70%
• Estimated Annual Savings:
Comparative Comparative
Hours Per Day / Electrical Avoided Diesel Avoided
250 Days Per Year Savings Use (gal) Diesel Costs
Locally Estimated $6,590.85 889.68 $4,217.07
4 Hours/day $4,501.02 607.58 $2,879.92
7 Hours/day $7,876.78 1063.26 $5,039.85
10 Hours/day $11,252.50 1518.94 $7,199.79
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Alaska Building Science Network – Village End Use Energy Efficiency Program – ’08-’10 Final Report West Region – Kipnuk
School Smurf Houses 1 & 2
Materials Installed Quantity
2-lamp electronic ballast, (1) 32 watt T8 lamp 4
2-lamp electronic ballast, (2) 25 watt T8 lamps 5
CFL-11 W 5
CFL-14 W 1
CFL-20 W 3
CFL-23 W 5
CFL-27 W 1
2-lamp electronic ballast, (1) 32 watt T8 lamp 4
2-lamp electronic ballast, (2) 25 watt T8 lamps 5
• Pre-retrofit energy use: 1719 watts
• Post-retrofit energy use: 633 watts
• Energy savings projection: 1086 watts
• Pre-retrofit to post retrofit energy reduction: 63%
• Estimated annual savings: Comparative Comparative
Hours Per Day / Electrical Avoided Diesel Avoided Diesel
250 Days Per Year Savings Use (gal) Costs
4 Hours/day $708.83 95.68 $453.54
7 Hours/day $1,240.46 167.44 $793.69
10 Hours/day $1,772.08 239.21 $1,133.84
1375 Hours/year (Est.) $974.64 131.56 $623.61
Teacher Housing Site Admin Building
Materials Installed Quantity
2-lamp electronic ballast, (2) 25 watt T8 lamps 2
CFL-11 W 5
CFL-14 W 26
• Pre-retrofit energy use: 2893 watts
• Post-retrofit energy use: 511 watts
• Energy savings projection: 2382 watts
• Pre-retrofit to post retrofit energy reduction: 82%
• Estimated annual savings: Comparative Comparative
Hours Per Day / Electrical Avoided Diesel Avoided Diesel
250 Days Per Year Savings Use (gal) Costs
4 Hours/day $1,554.73 209.87 $994.77
7 Hours/day $2,720.78 367.27 $1,740.85
10 Hours/day $3,886.83 524.67 $2,486.93
2000 Hours/year (Est.) $3,109.46 419.74 $1,989.55
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Alaska Building Science Network – Village End Use Energy Efficiency Program – ’08-’10 Final Report West Region – Kipnuk
Teacher Housing East
Materials Installed Quantity
2-lamp electronic ballast, (1) 32 watt T8 lamp 3 CFL-14 W 6 CFL-20 W 7 CFL-23 W 1
• Pre-retrofit energy use: 1198 watts
• Post-retrofit energy use: 346 watts
• Energy savings projection: 852 watts
• Pre-retrofit to post retrofit energy reduction: 71%
• Estimated annual savings: Comparative Comparative
Hours Per Day / Electrical Avoided Diesel Avoided Diesel
250 Days Per Year Savings Use (gal) Costs
4 Hours/day $556.10 75.07 $355.81
7 Hours/day $973.18 131.37 $622.67
10 Hours/day $1,390.25 187.67 $889.53
1375 Hours/year (Est.) $764.64 103.22 $489.24
Teacher Housing Middle
Materials Installed Quantity
2-lamp electronic ballast, (1) 32 watt T8 lamp 1
CFL-14 W 8
CFL-20 W 1
CFL-23 W 3
CFL-27 W 1
• Pre-retrofit energy use: 1041 watts
• Post-retrofit energy use: 261 watts
• Energy savings projection: 780 watts
• Pre-retrofit to post retrofit energy reduction: 75%
• Estimated annual savings: Comparative Comparative Hours Per Day / Electrical Avoided Diesel Avoided Diesel
250 Days Per Year Savings Use (gal) Costs
4 Hours/day $509.11 68.72 $325.74
7 Hours/day $890.94 120.26 $570.05
10 Hours/day $1,272.77 171.81 $814.36
1375 Hours/year (Est.) $700.02 94.49 $447.90
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Alaska Building Science Network – Village End Use Energy Efficiency Program – ’08-’10 Final Report West Region – Kipnuk
Teacher Housing West
Materials Installed Quantity
2-lamp electronic ballast, (2) 25 watt T8 lamps 3
CFL-20 W 1
• Pre-retrofit energy use: 327 watts
• Post-retrofit energy use: 158 watts
• Energy savings projection: 169 watts
• Pre-retrofit to post retrofit energy reduction: 52%
• Estimated annual savings: Comparative Comparative
Hours Per Day / Electrical Avoided Diesel Avoided Diesel
250 Days Per Year Savings Use (gal) Costs
4 Hours/day $110.31 14.89 $70.58
7 Hours/day $193.04 26.06 $123.51
10 Hours/day $275.77 37.22 $176.44
1375 Hours/year (Est.) $151.67 20.47 $97.04
8th Grade Classroom
Above Photos taken by the Kipnuk School Photography Club
Materials Installed Quantity CFL-27 W 3
• Pre-retrofit energy use: 300 watts
• Post-retrofit energy use: 81 watts
• Energy savings projection: 219 watts
• Pre-retrofit to post retrofit energy reduction: 73%
• Estimated annual savings: Comparative Comparative Hours Per Day / Electrical Avoided Diesel Avoided Diesel
250 Days Per Year Savings Use (gal) Costs
4 Hours/day $142.94 19.30 $91.46
7 Hours/day $250.15 33.77 $160.05
10 Hours/day $357.35 48.24 $228.65
1800 Hours/year (Est.) $257.29 34.73 $164.63
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Alaska Building Science Network – Village End Use Energy Efficiency Program – ’08-’10 Final Report West Region – Kipnuk
Old Building Shop
Above Photos taken by the Kipnuk School Photography Club
Materials Installed Quantity
2-lamp electronic ballast, (2) 25 watt T8 lamps 14 • Pre-retrofit energy use: 1176 watts
• Post-retrofit energy use: 644 watts
• Energy savings projection: 532 watts
• Pre-retrofit to post retrofit energy reduction: 45%
• Estimated annual savings: Comparative Comparative
Hours Per Day / Electrical Avoided Diesel Avoided Diesel
250 Days Per Year Savings Use (gal) Costs
4 Hours/day $347.24 46.87 $222.17
7 Hours/day $607.66 82.03 $388.81
10 Hours/day $868.09 117.18 $555.44
1000 Hours/year (Est.) $347.24 46.87 $222.17
School Light Plant
Materials Installed Quantity
CFL-27 W 12
• Pre-retrofit energy use: 1200 watts
• Post-retrofit energy use: 324 watts
• Energy savings projection: 876 watts
• Pre-retrofit to post retrofit energy reduction: 73%
• Estimated annual savings: Comparative Comparative
Hours Per Day / Electrical Avoided Diesel Avoided Diesel
250 Days Per Year Savings Use (gal) Costs
4 Hours/day $571.77 77.18 $365.84
7 Hours/day $1,000.59 135.07 $640.21
10 Hours/day $1,429.41 192.95 $914.59
500 Hours/year (Est.) $285.88 38.59 $182.92
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Alaska Building Science Network – Village End Use Energy Efficiency Program – ’08-’10 Final Report West Region – Kipnuk
Moravian Church Owned Buildings
3 buildings owned by the Moravian Church received energy efficient lighting upgrades as follows:
Moravian Church, Mission House, Sunday School
• Lighting upgrades completed in January, 2009
• Retrofitted13 light fixtures with electronic ballasts & t8 lamps
• Installed 18 compact fluorescent light bulbs
• Pre-retrofit energy use for all lighting: 2.542 Kilowatts
• Post-retrofit energy use for all lighting: 1.024 Kilowatts
• Energy savings projection: 1.518 Kilowatts
• Pre-retrofit to post retrofit energy reduction: 60%
• Estimated Annual Savings:
Comparative Comparative
Hours Per Day / Electrical Avoided Diesel Avoided
250 Days Per Year Savings Use (gal) Diesel Costs
Locally Estimated $955.14 128.93 $611.14
4 Hours/day $990.80 133.74 $633.95
7 Hours/day $1,733.90 234.05 $1,109.41
10 Hours/day $2,477.00 334.36 $1,584.87
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Alaska Building Science Network – Village End Use Energy Efficiency Program – ’08-’10 Final Report West Region – Kipnuk
Moravian Church
Materials Installed Quantity
2-lamp electronic ballast, (2) 25 watt T8 lamps 10
CFL-20 W 3
CFL-23 W 1
• Pre-retrofit energy use: 1240 watts
• Post-retrofit energy use: 543 watts
• Energy savings projection: 697 watts
• Pre-retrofit to post retrofit energy reduction: 56%
• Estimated annual savings: Comparative Comparative
Hours Per Day / Electrical Avoided Diesel Avoided Diesel
250 Days Per Year Savings Use (gal) Costs
4 Hours/day $454.93 61.41 $291.08
7 Hours/day $796.13 107.47 $509.39
10 Hours/day $1,137.33 153.52 $727.70
800 Hours/year (Est.) $363.95 49.13 $232.87
Mission House
Materials Installed Quantity
2-lamp electronic ballast, (2) 25 watt T8 lamps 2
CFL-20 W 3
CFL-27 W 4
• Pre-retrofit energy use: 693 watts
• Post-retrofit energy use: 260 watts
• Energy savings projection: 433 watts
• Pre-retrofit to post retrofit energy reduction: 62%
• Estimated annual savings: Comparative Comparative
Hours Per Day / Electrical Avoided Diesel Avoided Diesel
250 Days Per Year Savings Use (gal) Costs
4 Hours/day $282.62 38.15 $180.83
7 Hours/day $494.58 66.76 $316.45
10 Hours/day $706.55 95.37 $452.07
1375 Hours/year (Est.) $388.60 52.46 $248.64
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Alaska Building Science Network – Village End Use Energy Efficiency Program – ’08-’10 Final Report West Region – Kipnuk
Sunday School Building
Materials Installed Quantity
2-lamp electronic ballast, (2) 25 watt T8 lamps 1
CFL-20 W 2
CFL-27 W 5
• Pre-retrofit energy use: 609 watts
• Post-retrofit energy use: 221 watts
• Energy savings projection: 388 watts
• Pre-retrofit to post retrofit energy reduction: 64%
• Estimated annual savings: Comparative Comparative
Hours Per Day / Electrical Avoided Diesel Avoided Diesel
250 Days Per Year Savings Use (gal) Costs
4 Hours/day $253.25 34.19 $162.04
7 Hours/day $443.18 59.82 $283.56
10 Hours/day $633.12 85.46 $405.09
800 Hours/year (Est.) $202.60 27.35 $129.63