I've looked every where and have not been able to find out what the FS and FD stands for when refering to a type of metal listed in 314.16(A). I know what type of boxes they are and have used them in the field. However I am also a electrical instructor and am often asked by my students what the letter designations stand for I don't have the answer.
metal box classifications
- Thread starter jerlajr
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- Bremerton, Washington
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- Master Electrician
Re: metal box classifications
F=Iron (Greek ferrous)
S=Shallow
D=Deep
Don't feel bad I didn't know until I asked on the forum myself!
F=Iron (Greek ferrous)
S=Shallow
D=Deep
Don't feel bad I didn't know until I asked on the forum myself!
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