Lochinvar EcoForce EF80 Installation, Commissioning, User And Maintenance Instructions page 40

9.3.2 Worked example – mechanical inlet/natural discharge
Lochinvar EF100
Heat input (net):
Minimum combustion air flow rate:
Ventilation grille size (high level):
9.3.3 Worked example – mechanical inlet/mechanical discharge (minimum combustion air flow rate)
Lochinvar EF100
Heat input (net):
Minimum combustion air flow rate:
Difference between inlet and extract air (maximum value): =
Difference between inlet and extract air (minimum value): =
Extract air (maximum value):
Extract air (minimum value):
9.3.4 Worked example – mechanical inlet/mechanical discharge (alternate combustion air flow rate):
Lochinvar EF100
Heat input (net):
Minimum combustion air flow rate:
Actual combustion air flow rate:
Difference between inlet and extract air (maximum value): =
Difference between inlet and extract air (minimum value): =
Extract air (maximum value):
Extract air (minimum value):
= 92.0 x 2.6 m /h
3
= 92.0 x 2.6 m /h
3
92.0 x (1.35 + 0.18) m
92.0 x (1.35 - 0.18) m
= 239.2 m3/h - 107.64 m
= 239.2 m3/h - 140.76 m
= 92.0 x 2.6 m /h
3
= 92.0 x 3.15 m /h
3
92.0 x (1.35 + 0.18) m
92.0 x (1.35 - 0.18) m
= 289.8 m /h - 107.64 m
3
= 289.8 m /h - 140.76 m
3
= 92.0 kW
= 239.2 m /h
3
= 184 cm
2
= 92.0 kW
= 239.2 m /h
3
/h = 140.76 m
3
/h = 107.64 m
3
/h = 131.56 m
3
/h = 98.44 m /h
3 3
= 92.0 kW
= 239.2 m /h
3
= 289.8 m /h
3
/h = 140.76 m
3
/h = 107.64 m
3
/h = 182.16 m
3
/h = 149.04 m
3
/h
3
/h
3
/h
3
/h
3
/h
3
/h
3
/h
3
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