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Coil Selection

The document provides specifications for two air handling units (AHU-A-01 & A-02 and AHU-B-01) designed for FAUJI FERTILIZER COMPANY. AHU-A-01 has an airflow rate of 2100 CFM and a capacity of 79346 Btu/hour, while AHU-B-01 has an airflow rate of 650 CFM and a capacity of 52603 Btu/hour. Both units include detailed parameters such as temperatures, water flow rates, and motor requirements.

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Waheed Ahmad Bhatti
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10 views2 pages

Coil Selection

The document provides specifications for two air handling units (AHU-A-01 & A-02 and AHU-B-01) designed for FAUJI FERTILIZER COMPANY. AHU-A-01 has an airflow rate of 2100 CFM and a capacity of 79346 Btu/hour, while AHU-B-01 has an airflow rate of 650 CFM and a capacity of 52603 Btu/hour. Both units include detailed parameters such as temperatures, water flow rates, and motor requirements.

Uploaded by

Waheed Ahmad Bhatti
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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SABRO TECHNOLOGIES

(pvt.)Ltd.

SABRO Air Handling Units


Computerized Selection
______________________

Customer ................ FAUJI FERTILIZER COMPANY MIR PUR MATHELO


Unit reference ....................AHU-A-01 & A-02

Air flow rate (Cubic feet per min.) 2100 Model ... AHU112HDT-DS
Capacity ............... (Btu/hour) 79346 Outlet velo. 1500 FPM
Max. face velocity (Feet per min.) 500 Type ... HDT
Face area .... 4.2 Sq.Ft.
Entry air dry bulb temp. ... (Deg. F) 84.8 Coil height .. 20.4"
Leaving air dry bulb temp. . (Deg. F) 60.0 Coil length .. 29.7"
Entering water temperature . (Deg. F) 45.0
Leaving water temperature . (Deg. F) 54.0
Water flow rate .. (Gallons per min.) 17.64

Tube in coil face (Numbers) ......... 14.0 Circuit ...... Half


Water velocity ........... (Ft./sec.) 3.1
Entry air dew point ........ (Deg. F) 53.4
Number of rows ................ ( 4.3) 6.0 K = 193.10
C = 1.05
Water pressure drop .. (Ft. of water) 3.4 MED = 21.56

Total static pressure ..... (In.Wg.) 1.78 Motor input…...1.04 BHP


External static pressure (In.Wg.) 1.00 Motor required… 2.0 HP
Filter static pressure . (In.Wg.) 0.05 Fan speed…… 1043 RPM
Damper static pressure . (In.Wg.) 0.00
Coil static pressure ... (In.Wg.) 0.73
Misc. static pressure .. (In.Wg.) 0.00
SABRO TECHNOLOGIES
(pvt.)Ltd.

SABRO Air Handling Units


Computerized Selection
______________________

Customer ................ FAUJI FERTILIZER COMPANY MIR PUR MATHELO


Unit reference ....................AHU-B-01

Air flow rate (Cubic feet per min.) 650 Model ... AHU109HDT-DS
Capacity ............... (Btu/hour) 52603 Outlet velo. 728.5 FPM
Max. face velocity (Feet per min.) 500 Type ... HDT
Face area .... 1.3 Sq.Ft.
Entry air dry bulb temp. ... (Deg. F) 94.7 Coil height .. 11.6"
Leaving air dry bulb temp. . (Deg. F) 60.0 Coil length .. 16.1"
Entering water temperature . (Deg. F) 45.0
Leaving water temperature . (Deg. F) 54.0
Water flow rate .. (Gallons per min.) 11.7

Tube in coil face (Numbers) ......... 8.0 Circuit ...... Half


Water velocity ........... (Ft./sec.) 3.6
Entry air dew point ........ (Deg. F) 61.1
Number of rows ................ ( 7.2) 8.0 K = 199.30
C = 1.11
Water pressure drop .. (Ft. of water) 3.3 MED = 25.38

Total static pressure ..... (In.Wg.) 1.82 Motor input…...0.40 BHP


External static pressure (In.Wg.) 0.80 Motor required… 1/2 HP
Filter static pressure . (In.Wg.) 0.05 Fan speed…… 2464 RPM
Damper static pressure . (In.Wg.) 0.00
Coil static pressure ... (In.Wg.) 0.97
Misc. static pressure .. (In.Wg.) 0.00

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