branch circuit cal

Status
Not open for further replies.
a dwelling unit kitchen has the follwing applicances : 9kw cooktop and one wall mouted oven rated 5.3 kw. the branch circuit calculated load for these applicance is


I use table 220.55 columm c for cooktop=8kw
columm b for wallmount=5.4x80%=4.3
8kw+4.3kw= 12.3kw round off =12kw

open for suggestion if my calculation is incorrect
thanks
 

Hv&Lv

Senior Member
Location
-
Occupation
Engineer/Technician
look at 220.55, note 4. See if it doesn't interest you. By the way, which test are you studying for?
 
Last edited:

Little Bill

Moderator
Staff member
Location
Tennessee NEC:2017
Occupation
Semi-Retired Electrician
a dwelling unit kitchen has the follwing applicances : 9kw cooktop and one wall mouted oven rated 5.3 kw. the branch circuit calculated load for these applicance is


I use table 220.55 columm c for cooktop=8kw
columm b for wallmount=5.4x80%=4.3
8kw+4.3kw= 12.3kw round off =12kw

open for suggestion if my calculation is incorrect
thanks

look at 220.55, note 4. See if it doesn't interest you. By the way, which test are you studying for?

I agree with Hv&Lv. Since you said branch circuit, note #4 can be used.
 
just want to learn more

just want to learn more

look at 220.55, note 4. See if it doesn't interest you. By the way, which test are you studying for?
I am in school study load calculation. how ever the sample in class is very simple. so I am just to find more interest problems. however all my calculation result are too much compared to the answer.
so I want to learn more example and exception to different rule in NEC article
thanks
 

Little Bill

Moderator
Staff member
Location
Tennessee NEC:2017
Occupation
Semi-Retired Electrician
look at 220.55, note 4. See if it doesn't interest you. By the way, which test are you studying for?

I am in school study load calculation. how ever the sample in class is very simple. so I am just to find more interest problems. however all my calculation result are too much compared to the answer.
so I want to learn more example and exception to different rule in NEC article
thanks

Do you understand what Hv&Lv means by looking at 220.55 note 4?
 
Status
Not open for further replies.
Top