⚠ Outdoor temperature is ≤ indoor setpoint (ΔT ≤ 0). There is no net cooling demand — all conduction loads are clamped to zero. This tool is for summer peak cooling loads only. Check your design conditions.
Total Cooling Load
— kW
— TR
Sensible Heat Ratio
—
—
Supply Airflow
— L/s
— CFM
Load Density
— W/m²
— BTU/hr/ft²
Room cross-section · load flow diagram
Sensible Heat Ratio (SHR) — 0.50 to 1.00 scale
0.50 · Very Low0.65 · Low0.75–0.85 · Normal0.901.00
—
—
Condensate Drainage
—
L/hr from latent load
Load per Occupant
—
W per person
Lighting Density
—
W/m² (ASHRAE 90.1: 9.7)
OA per Person
—
L/s/person (ASHRAE: ≥8.5)
Outdoor vs Indoor conditions
Outdoor air
—°C
WB —°C
— g/kg
Difference
—K
ΔT
—
ΔW g/kg
Indoor design
—°C
RH —%
— g/kg
Load Breakdown by Component (W)
SensibleLatent
Load Composition
Load Component
Sensible (W)
Latent (W)
Total (W)
% of Pre-Total
Engineering Warnings
Design Recommendations
Imperial Unit Reference
⚠ Preliminary estimates only. Review all assumptions before use in engineering documentation.