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mohd abdul khaja moinuddi


{ City } hyderabad
< Country > india
* Profession * hvac draftsman
User No # 87863
Total Questions Posted # 0
Total Answers Posted # 6

Total Answers Posted for My Questions # 0
Total Views for My Questions # 0

Users Marked my Answers as Correct # 183
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Questions / { mohd abdul khaja moinuddi }
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Answers / { mohd abdul khaja moinuddi }

Question { Carrier, 136557 }

How to calculate the CFM to TR?
What is the Formula


Answer

1 tr = 400Cfm as a rough estimate

Is This Answer Correct ?    159 Yes 20 No

Question { 3612 }

how we can check of any kitchen exhaust fan


Answer

vloume of a kitchen room X 10 to 15 air changes = cfm

From that cfm you can buy a exhaust fan

Is This Answer Correct ?    1 Yes 0 No


Question { SR, 16939 }

In case of AHU ,how to arrive at chilled water USGPM of the
AHU in case the AHU CFM is given.

Can some HVAC genius please advise.


Answer

one tr is equal to 2.4 gpm Mr. iqbal shaikh
not 2.66 gpm above answer in wornge

Is This Answer Correct ?    10 Yes 2 No

Question { 3613 }

What if the formula to calculate the CFM in airconditioning


Answer

CFM = ROOM VOLUME IN CUBIC FEET * AIR CHANGES PER HOUR / 60

THUMBRULL = ROOM AREA * 0.08 = TR

TR*400= CFM

Is This Answer Correct ?    3 Yes 0 No

Question { Emirates, 4485 }

How we can find out duct area from CFM?


Answer

CFM DIVIDED BY VELOCITY MULITIPLY BY 144 AND DIVIDED BY
DUCT HEIGHT.

FOR EXAMPLE CFM IS 1000
VFM IS 1200

1000/1200*144= 119 / DUCT HEIGHT IS 14 INCHES
119 / 14 = 8.5 IS DUCT WIDTH.

Is This Answer Correct ?    1 Yes 0 No

Question { 4947 }

how much power consumption takes for 2tr split a/c per one hour


Answer

ONE TR IS EQUAL TO 3.5 KILLOWATTS PER 24 HOURS
TWO TR IS EQUAL TO 7.0 KILLOWATTS PRE 24 HOURS

Is This Answer Correct ?    9 Yes 1 No