Hotel Motel Night Light

1
Hotel Motel Night Light

• RTF July 2007

2
What It Is
3
Update

• April Approved pending cost-effectiveness
  analysis
• May Reviewed initial cost-effectiveness
• CFL and Retrofit issues
• July Take Two on cost-effectiveness

4
Inputs

• Hours based on Pier study by Arch Energy
• Reduce run time from 4.4 to 2.2 hours per day
• Shape of savings from metered study
• Cost based on ETO estimate
• Revised to 2000
• 59 retrofit installations 21 new
  installations
• Lamp replacement savings based on hours delta
• Assume 2400 lumen output
• Based on 180 Watt incandescent from Pier study
• Compared with Fluor options at similar lumen
  output
• 5x11-Watt CFL, 3x16-Watt CFL, 2x19-Watt CFL
• 1-Lamp Linear Fluor

5
Results

• Cost-effective for most New Remodel CFL
• Cost of switch incremental labor
• Compact Fluorescent savings range
• TRC B/C ratios 1.6 to 0.93
• 48 to 33 kWh / bathroom
• Not cost-effective for Retrofit
• Except if gt120 watts connected load
• See worksheet NightLight-PC253-.xls

6
Shape of Savings
7
Next

• Recommend setting incentive payment low
• Incremental cost of New/Remodel installation
• Estimate kWh savings for Program
• Need estimate of connected Watts in New/Remodel
• Need Specifications
• Add to PTR