R robr Member Dec 3, 2003 #1 Where in the NEC does it state or tell you how to determine the fill calculation of larger boxes. For example a 6"x6"x4" box??? Thank you for your assistance.
Where in the NEC does it state or tell you how to determine the fill calculation of larger boxes. For example a 6"x6"x4" box??? Thank you for your assistance.
W wmeek Senior Member Location Texas Occupation Electrician Dec 3, 2003 #2 Re: Box Fill Calculation Check Article 314. Table 314-16(B)
R robr Member Dec 3, 2003 #3 Re: Box Fill Calculation Thanks but this does not cover this size of box. is there a way to determine this with a formula??
Re: Box Fill Calculation Thanks but this does not cover this size of box. is there a way to determine this with a formula??
roger Moderator Staff member Location Fl Occupation Retired Electrician Dec 3, 2003 #4 Re: Box Fill Calculation Rob look at all of 314 specifically 314.28 and 314.70 When you go to boxes of this size you will need to know conduit entry sizes and how they enter the box. Roger
Re: Box Fill Calculation Rob look at all of 314 specifically 314.28 and 314.70 When you go to boxes of this size you will need to know conduit entry sizes and how they enter the box. Roger
J john p Member Dec 3, 2003 #5 Re: Box Fill Calculation try looking at 314-28 A,1,2 I believe this will tell you.
J john p Member Dec 3, 2003 #6 Re: Box Fill Calculation Also look at 314.71 A,&B for over 600Volt Sytems