file number: notification number · 20 kw 17.5 kw 15 kw 12.5 kw 70 60 50 40 30 10 20 10 kw 10°...
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File Number:
Notification Number:
BalancePointRange
17° 30° 38° 47°
20 kW
17.5 kW
15 kW
12.5 kW
70
60
50
40
30
10
20
10 kW
10° 20° 30° 40° 50° 60° 70°17° 47°34°
MBTU
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Heat Loss Calculation Sheet (BTUH)
I. Conduction Heat Loss
(U-Value x Area) x ∆T = Heat Loss (BTUH)
Description R-Value U-Value Area (ft²) ∆T (F°) Heat Loss (BTUH)
Comments
Ceilings
1.
2.
3.
50
Floors
1.
2.
3.
50
Glass
1.
2.
3.
50
Doors
1.
2.
50
Walls
1.
2.
3.
4.
5.
Net Area 50
Conduction Subtotal=
II. Infiltration Loss
Volume Cp for Air Air Changes/Hour ∆T (F°) Heat Loss (BTUH)
(.018) (.5) 50
III. Duct Losses
R-Value Total From I&II (BTUH) % Multiplier Duct Loss (BTUH)
Total From I, II, & III BTUH
KW
BalancePtGraph510.pdfHeat Loss
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