Nec Cable Tray Spreadsheet
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Smaller than 4/0 AWG----120MM2 Size and Type C.S. Area (Sq.In.) 3.66 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Cable Number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
Diam. In 2.16
Smaller than 4/0 AWG----120MM2 Size and Type C.S. Area (Sq.In.) 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Cable Number
Tray
Tray
Percent
Maximum
Sum
Allowed Cross
Actual Cross
No.
Size
Fill
Fill
Diameter
Area Fill
Area Fill
5 Tray
12 Tray
60% Percent
8.4 Maximum
2.2 Sum
8.4 Allowed Cross
3.7 Actual Cross
No.
Size
Fill
Fill
Diameter
Area Fill
Area Fill
Tray
18 Tray
60% Percent
12.6 Maximum
0.0 Sum
12.6 Allowed
3.7 Actual
No.
Size
Fill
Fill
Diameter
Wide Fill
Wide Fill
24
60%
14.4
0.0
14.4
3.7
Diam.
Cable Number
4/0 AWG----120MM2 & Above One Layer Size and Type C.S. Area (Sq.In.) 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Available Designed By: Cross Area Space Checked By: Approved By: 4.7 KBR No. Available Designed By: Cross Area Space Checked By: Approved By: 8.9 Available
KBR No. Designed By:
(Column 1) Smaller than 4/0 AWG----120MM2
Client Job No.
KBR No.
Note: If value change in table current percent value need to be re-load
Doc. No.
Rev.
(Column 2) 4/0 AWG----120MM2 & Above together with Smaller than 4/0 AWG----120MM2 Client Job No.
Doc. No.
Client Job No.
4/0 AWG----120MM2 & Above One Layer Note: To leave half inch space between cables and to add "SPACE" Doc. No. legendRev. in Cable Number
Wide Space Checked By: Approved By: 10.7
Diam.
Rev.
CABLE TRAY FILL ALLOWED TO USE FOR:
NEC ARTICLE 392
FEED STAGE 1 STAGE 2 STAGE 3
60% 60% 70% 80%
Note: Values can be modified without affect formula results
Column 1 apply for conductors smaller than 4/0 Column 2 apply for conductors larger than 4/0 and smaller than 4/0 in same CT
NA 6 12 18 24 30 36 A
Col1 & Col2 NA 60% 70% NA NA 7 4.2 4.9 14 8.4 9.8 21 12.6 14.7 28 16.8 19.6 35 21 24.5 42 25.2 29.4 B
80% NA 5.6 11.2 16.8 22.4 28 33.6
NA NA 6 12 18 24 30 36
7 14 21 28 35 42
One Layer 60% 70% NA NA 3.6 4.2 7.2 8.4 10.8 12.6 14.4 16.8 18 21 21.6 25.2
80% NA 4.8 9.6 14.4 19.2 24 28.8
1.2 1.2 1.2 1.2 1.2 1.2 C
equals to B/C
1.17 equals to 1.2
Unrestricted 415306906.xlsx
04/05/2019
Cable Number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48
Diam. In 2.16
Smaller than 4/0 AWG----120MM2 Size and Type C.S. Area (Sq.In.) 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Cable Number
Tray
Tray
Percent
Maximum
Sum
Allowed Cross
Actual Cross
No.
Size
Fill
Fill
Diameter
Area Fill
Area Fill
5 Tray
12 Tray
60% Percent
8.4 Maximum
2.2 Sum
8.4 Allowed Cross
3.7 Actual Cross
No.
Size
Fill
Fill
Diameter
Area Fill
Area Fill
Tray
18 Tray
60% Percent
12.6 Maximum
0.0 Sum
12.6 Allowed
3.7 Actual
No.
Size
Fill
Fill
Diameter
Wide Fill
Wide Fill
24
60%
14.4
0.0
14.4
3.7
Diam.
Cable Number
4/0 AWG----120MM2 & Above One Layer Size and Type C.S. Area (Sq.In.) 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00
Available Designed By: Cross Area Space Checked By: Approved By: 4.7 KBR No. Available Designed By: Cross Area Space Checked By: Approved By: 8.9 Available
KBR No. Designed By:
(Column 1) Smaller than 4/0 AWG----120MM2
Client Job No.
KBR No.
Note: If value change in table current percent value need to be re-load
Doc. No.
Rev.
(Column 2) 4/0 AWG----120MM2 & Above together with Smaller than 4/0 AWG----120MM2 Client Job No.
Doc. No.
Client Job No.
4/0 AWG----120MM2 & Above One Layer Note: To leave half inch space between cables and to add "SPACE" Doc. No. legendRev. in Cable Number
Wide Space Checked By: Approved By: 10.7
Diam.
Rev.
CABLE TRAY FILL ALLOWED TO USE FOR:
NEC ARTICLE 392
FEED STAGE 1 STAGE 2 STAGE 3
60% 60% 70% 80%
Note: Values can be modified without affect formula results
Column 1 apply for conductors smaller than 4/0 Column 2 apply for conductors larger than 4/0 and smaller than 4/0 in same CT
NA 6 12 18 24 30 36 A
Col1 & Col2 NA 60% 70% NA NA 7 4.2 4.9 14 8.4 9.8 21 12.6 14.7 28 16.8 19.6 35 21 24.5 42 25.2 29.4 B
80% NA 5.6 11.2 16.8 22.4 28 33.6
NA NA 6 12 18 24 30 36
7 14 21 28 35 42
One Layer 60% 70% NA NA 3.6 4.2 7.2 8.4 10.8 12.6 14.4 16.8 18 21 21.6 25.2
80% NA 4.8 9.6 14.4 19.2 24 28.8
1.2 1.2 1.2 1.2 1.2 1.2 C
equals to B/C
1.17 equals to 1.2
Unrestricted 415306906.xlsx
04/05/2019
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