Calculation Of Cable Tray Sizes By Zahoor
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LUNAR ELECTRO CABLE TRAY SIZE CALCULATION Cable Tray size at LV Room to B1 Electrical Room SR. NO
Cable size in Cable OD in Sq. mm mm
No. of cables
Total width of cables in mm
Size of ECC in mm
Dia of ECC in mm
Width of ECC in mm
1
4c x 6
19
-
6
5.2
-
2
4c x 10
21
-
10
6.7
-
3
4c x 16
24
-
16
7.8
-
4
4c x 25
29
-
16
7.8
-
5
4c x 35
29
-
16
7.8
-
6
4c x 50
33
-
25
9.7
-
7
4c x 70
39
-
35
10.9
-
8
4c x 95
42
4
168
50
12.8
51
10
4c x 120
47
4
188
70
14.6
58
11
4c x 150
52
-
95
17.1
-
12
4c x 185
57
-
95
17.1
-
13
4c x 240
63
-
120
18.8
-
14
4c x 300
69
-
150
20.9
-
15
2c x 25
24
2
48
16
7.8
10
404
Total No of Cables
125
Actual width of cable tray
933
Required Cable Tray Size keeping 30% space
For 1500kVA Transformer
Selected Cable Tray Size in mm
1,333
600+600+600=1800
1c x 630
49
11
539
Standard Cable Tray Sizes
1c x 150
22.5
2
45
100 mm
Actual width of cable tray
584
150 mm
Required Cable Tray Size keeping 30% space
1168
200 mm
600 + 300
300 mm
Selected Cable Tray Size in mm 1c x 630 For 1000kVA Transformer
16
49
7
343
400 mm 450 mm
1c x 150
22.5
2
Actual width of cable tray Required Cable Tray Size keeping 40% space Selected Cable Tray Size in mm
Type of Cable : Cu / XLPE / SWA / PVC - 0.6 / 1KV Type of Cable : Cu / XLPE / AWA / PVC - 0.6 / 1KV
45
500 mm
388
600 mm
660 600 + 200
LUNAR ELECTRO CABLE TRAY SIZE CALCULATION Cable Tray size at LV Room to B1 Electrical Room SR. NO
Cable size in Cable OD in Sq. mm mm
Total width of cables in mm
No. of cables
Size of ECC in mm
Dia of ECC in mm
Width of ECC in mm
1
4c x 6
19
-
6
5.2
-
2
4c x 10
21
-
10
6.7
-
3
4c x 16
24
-
16
7.8
-
4
4c x 25
29
-
16
7.8
-
5
4c x 35
29
-
16
7.8
-
6
4c x 50
33
-
25
9.7
-
7
4c x 70
39
-
35
10.9
-
8
4c x 95
42
-
50
12.8
-
10
4c x 120
47
-
70
14.6
-
11
4c x 150
52
-
95
17.1
-
12
4c x 185
57
-
95
17.1
-
13
4c x 240
63
-
120
18.8
-
14
4c x 300
69
-
150
20.9
-
15
2c x 25
24
-
16
7.8
-
Total No of Cables
0
Actual width of cable tray
-
Required Cable Tray Size keeping 30% space
-
For 1500kVA Transformer
Selected Cable Tray Size in mm
600+600+600=1800
1c x 630
49
11
539
Standard Cable Tray Sizes
1c x 150
22.5
2
45
100 mm
Actual width of cable tray
584
150 mm
Required Cable Tray Size keeping 30% space
1168
200 mm
600 + 300
300 mm
Selected Cable Tray Size in mm 1c x 630 For 1000kVA Transformer
-
49
7
343
400 mm 450 mm
1c x 150
22.5
2
Actual width of cable tray Required Cable Tray Size keeping 40% space Selected Cable Tray Size in mm
Type of Cable : Cu / XLPE / SWA / PVC - 0.6 / 1KV Type of Cable : Cu / XLPE / AWA / PVC - 0.6 / 1KV
45
500 mm
388
600 mm
660 600 + 200
SR. NO
Cable size in Cable OD in Sq. mm mm
1
4c x 6
19
2
4c x 10
21
3
4c x 16
24
4
4c x 25
29
5
4c x 35
29
6
4c x 50
33
7
4c x 70
39
8
4c x 95
42
10
4c x 120
47
11
4c x 150
52
12
4c x 185
57
13
4c x 240
63
14
4c x 300
69
Total No of Cables
No. of cables
1
1
1
2
5
Cable size in Cable OD in Sq. mm mm
No. of cables
Total width of cables in mm
Size of ECC in mm
Dia of ECC in mm
Width of ECC in mm
1
4c x 6
19
-
6
5.2
-
2
4c x 10
21
-
10
6.7
-
3
4c x 16
24
-
16
7.8
-
4
4c x 25
29
-
16
7.8
-
5
4c x 35
29
-
16
7.8
-
6
4c x 50
33
-
25
9.7
-
7
4c x 70
39
-
35
10.9
-
8
4c x 95
42
4
168
50
12.8
51
10
4c x 120
47
4
188
70
14.6
58
11
4c x 150
52
-
95
17.1
-
12
4c x 185
57
-
95
17.1
-
13
4c x 240
63
-
120
18.8
-
14
4c x 300
69
-
150
20.9
-
15
2c x 25
24
2
48
16
7.8
10
404
Total No of Cables
125
Actual width of cable tray
933
Required Cable Tray Size keeping 30% space
For 1500kVA Transformer
Selected Cable Tray Size in mm
1,333
600+600+600=1800
1c x 630
49
11
539
Standard Cable Tray Sizes
1c x 150
22.5
2
45
100 mm
Actual width of cable tray
584
150 mm
Required Cable Tray Size keeping 30% space
1168
200 mm
600 + 300
300 mm
Selected Cable Tray Size in mm 1c x 630 For 1000kVA Transformer
16
49
7
343
400 mm 450 mm
1c x 150
22.5
2
Actual width of cable tray Required Cable Tray Size keeping 40% space Selected Cable Tray Size in mm
Type of Cable : Cu / XLPE / SWA / PVC - 0.6 / 1KV Type of Cable : Cu / XLPE / AWA / PVC - 0.6 / 1KV
45
500 mm
388
600 mm
660 600 + 200
LUNAR ELECTRO CABLE TRAY SIZE CALCULATION Cable Tray size at LV Room to B1 Electrical Room SR. NO
Cable size in Cable OD in Sq. mm mm
Total width of cables in mm
No. of cables
Size of ECC in mm
Dia of ECC in mm
Width of ECC in mm
1
4c x 6
19
-
6
5.2
-
2
4c x 10
21
-
10
6.7
-
3
4c x 16
24
-
16
7.8
-
4
4c x 25
29
-
16
7.8
-
5
4c x 35
29
-
16
7.8
-
6
4c x 50
33
-
25
9.7
-
7
4c x 70
39
-
35
10.9
-
8
4c x 95
42
-
50
12.8
-
10
4c x 120
47
-
70
14.6
-
11
4c x 150
52
-
95
17.1
-
12
4c x 185
57
-
95
17.1
-
13
4c x 240
63
-
120
18.8
-
14
4c x 300
69
-
150
20.9
-
15
2c x 25
24
-
16
7.8
-
Total No of Cables
0
Actual width of cable tray
-
Required Cable Tray Size keeping 30% space
-
For 1500kVA Transformer
Selected Cable Tray Size in mm
600+600+600=1800
1c x 630
49
11
539
Standard Cable Tray Sizes
1c x 150
22.5
2
45
100 mm
Actual width of cable tray
584
150 mm
Required Cable Tray Size keeping 30% space
1168
200 mm
600 + 300
300 mm
Selected Cable Tray Size in mm 1c x 630 For 1000kVA Transformer
-
49
7
343
400 mm 450 mm
1c x 150
22.5
2
Actual width of cable tray Required Cable Tray Size keeping 40% space Selected Cable Tray Size in mm
Type of Cable : Cu / XLPE / SWA / PVC - 0.6 / 1KV Type of Cable : Cu / XLPE / AWA / PVC - 0.6 / 1KV
45
500 mm
388
600 mm
660 600 + 200
SR. NO
Cable size in Cable OD in Sq. mm mm
1
4c x 6
19
2
4c x 10
21
3
4c x 16
24
4
4c x 25
29
5
4c x 35
29
6
4c x 50
33
7
4c x 70
39
8
4c x 95
42
10
4c x 120
47
11
4c x 150
52
12
4c x 185
57
13
4c x 240
63
14
4c x 300
69
Total No of Cables
No. of cables
1
1
1
2
5
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