::: AIRX ESTIMATOR :::

> REGIONAL ASSUMPTIONS
CITY AND STATE:

HOURS OF OPERATION:
12am - 4am	4am - 8am	8am - 12pm
12pm - 4pm	4pm - 8pm	8pm - 12am

DAYS PER WEEK:
CFM OF OUTDOOR AIR:
> INPUT UTILITY RATE ASSUMPTIONS
ELECTRIC RATE ($/kWH):
PEAK DEMAND CHARGE ($/kW):
MONTHS OF PEAK DEMAND CHARGE:
GAS RATE ($/therms): (not used)
> INPUT EFFICIENCY RATINGS
HEATING EFFICIENCY (%): (not used)
COOLING EFFICIENCY (EER):
AIRXCHANGE WHEEL TOTAL EFFECTIVENESS (%):
HVAC FAN POWER ( % OF TOTAL SYSTEM):
> COST ASSUMPTIONS
INSTALLED COST PER TON ($):
INSTALLED COST PER CFM OF ERV ($):

$/therm; $/kWh; $/kW Demand Charge
EER; % Heating Efficiency; % Airxchange Effectiveness
x Operation; CFM OA

ENERGY ANALYSIS
AIRXCHANGE WHEEL COOLING CAPACITY (tons):
AIRXCHANGE WHEEL HEATING CAPACITY (mbh):
PEAK DEMAND REDUCTION (kW):
ANNUAL COOLING ENERGY SAVED (kWh):
ANNUAL HEATING ENERGY SAVED (mbtu):
ANNUAL OPERATING COST ANALYSIS
COOLING OPERATING COST (savings):	$
PEAK DEMAND COST (savings):	$
HEATING OPERATING COST (savings):	$
SMALLER HVAC FAN OPERATING COST (savings):	$
AIRXCHANGE WHEEL FAN OPERATING COST (savings):	$
TOTAL:	$
CAPITAL EXPENSE ANALYSIS
CHANGE IN COST OF HVAC UNIT (savings):	$
COST OF ERV:	$
NET CAPITAL EXPENDITURE:	$
PAYBACK PERIOD (years):
ANNUAL ROI (%):


This program is designed to generate a financial analysis for HVAC systems that utilize Airxchange energy recovery wheels. The program uses ASHRAE weather data and ASHRAE 97.5% design days for the cities listed. For engineering analysis of specific applications, please use Airxchange's performance and selection software.