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Energy Efficiency Programs

Custom Rebate Example #2

HVAC

 

 

 

 

 

 

 

 

 

Replace 5- 10 ton rooftop air conditioners with new units

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Description

Qty

tons, each

efficiency (EER)

kw

operating hours

kwh

 

installed cost

 

existing 20 year old air conditioning units

5

10

9.2

65.2

1,200

78,261

 

$0

already exists but needs to be replaced

minimum Code compliant efficient units

5

10

10.0

60.0

1,200

72,000

 

$50,000

 

proposed units meeting efficiency requirements

5

10

11.7

51.3

1,200

61,538

 

$55,000

 

 

 

 

 

 

 

 

 

 

 

 

 

Savings

 

8.7

 

10,462

 

$5,000

incremental cost

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Annual Cost Savings

$749

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Simple Payback

6.7

years

 

 

 

 

 

 

 

 

 

 

 

 

 

Rebate calculated as 50% incremental costs

$2,500

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Rebate calculated as buydown to 2-year payback

$3,502

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Maximum Allowable Rebate

$2,500