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FIRE RESISTANT CABLE
grown steadily to become the country’s single largest cable manufacturer today.
Through its far-sighted planning and unceasing product and service innovation, UCMB has
cable to major corporations both local and foreign.
toxicity, low smoke and low acid gas generation.
This catalouge serves as a guide to UCMB’s manufacturing processess and standards in the
7
CONTENTS
Page
INTRODUCTION................................................................................................................................................. 1
FIRE RESISTANT CABLE ...............................................................................................................................
INTERNATIONAL STANDARD COMPLIANCE .............................................................................. 9
CABLE STRUCTURAL DESCRIPTION AND CONSTRUCTION DATA
..........10
............................................................................................................11
............................................................................................................
...................................................................................................17
................................................................................................................19
................................................................................................................22
APPENDIX : TECHNICAL DATA
...........................................................................................25
..................................................................................................................................26
.........................................................................................................26
.................................................................................27
.................................................................
Short Circuit Current .......................................................................................................................................29
...................................................................................................................................31
FIRE RESISTANT CABLE
following features :
CONSTRUCTION OF CABLES
personnel with no detrimental effects like toxic gases or smoke.
9
INTERNATIONAL STANDARD COMPLIANCE
Symbol
650 oC for 3 hours
750 oC for 3 hours B
950 oC for 3 hours C
950 oC for 20 minutes (short duration) S
W
650 oC
750 oC Y
950 oC Z
2) Bureau Veritas (BV)
3) Jabatan Bomba Dan Penyelamat Malaysia
10
MINERAL INSULATED FIRE RESISTANT (FR) AND FLAME RETARDANT CABLE
CU/MICA/XLEVA-MI CABLE
Copper Conductor
Mica Tape
DESCRIPTION
CONSTRUCTION
Mica tape.
cross-sectional area
ConductorShape
thicknessof insulation
overalldiameter
cable weightCurrent Voltage
Drop
mm2 mm mm
1.52.5
61016
253550
7095120
150
300
500
630
1000
r.m.r.m.r.m.
r.m.r.m.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.r.m.
1.0
1.01.01.0
1.21.2
1.61.6
2.02.2
2.6
3.0
3.7
5.1
5.66.6
9.110.2
13.515.717.2
19.021.2
27.030.133.5
37.2
30
60
120
290
510
720990
1560
31003960
10160
2533
5677102
135169207
510607
703
1069
271610
2.5
1.62
0.62
0.39
0.33
0.210.195
0.1700.1650.155
11
MINERAL INSULATED UNARMOURED LSOH SHEATHED FIRE RESISTANT (FR) AND FLAME RETARDANT CABLE
CU/MICA/XLEVA-MI/LSOH CABLE
Copper Conductor
Copper Conductor
Mica Tape
Mica Tape
Binder Tape
DESCRIPTION
CONSTRUCTION
Mica tape.
Single core natural Single core brown or blueTwo core red, black Two core brown, blueThree core red, yellow and blue Three core brown, black, grey
red, yellow, blue and black brown, black, grey, blue
insulation.
12
MINERAL INSULATED UNARMOURED LSOH SHEATHED FIRE RESISTANT (FR) AND FLAME RETARDANT CABLE - SINGLE CORE CU/MICA/XLEVA-MI/LSOH CABLE
sectional area ConductorShape
thickness of insulation
thickness of sheath
diameter weightCurrent Voltage
Drop
mm2 mm mm mm
1.52.5
61016
253550
7095120
150
300
500
630
1000
r.m.r.m.r.m.
r.m.r.m.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.r.m.
0.70.70.7
0.70.70.7
0.90.91.0
1.11.11.2
1.61.7
2.02.2
2.6
1.51.5
1.61.61.7
1.92.0
2.22.3
6.36.77.3
9.6
11.3
15.717.7
23.6
32.736.3
607090
120170230
10701330
20202610
3270
5220
10700
2533
5677102
135169207
510607
703
1069
271610
2.5
1.62
0.62
0.39
0.33
0.210.195
0.1700.1650.155
MINERAL INSULATED UNARMOURED LSOH SHEATHED FIRE RESISTANT (FR) AND FLAME RETARDANT CABLE - TWO CORES CU/MICA/XLEVA-MI/LSOH CABLE
sectional area ConductorShape
thickness of insulation
thickness of sheath
diameter weightCurrent Voltage
Drop
mm2 mm mm mm
1.52.5
61016
253550
7095120
150
300
r.m.r.m.r.m.
r.m.r.m.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.
0.70.70.7
0.70.70.7
0.90.91.0
1.11.11.2
1.61.7
2.0
1.92.0
2.22.32.5
2.62.9
10.711.612.6
15.617.7
21.023.326.1
29.933.637.2
51.6
57.2
150
220
390
1030
3060
6020
75009560
2636
63
115
225
352
311912
7.9
2.9
1.91.351.00
0.690.52
0.350.29
0.210.19
13
MINERAL INSULATED UNARMOURED LSOH SHEATHED FIRE RESISTANT (FR) AND FLAME RETARDANT CABLE - THREE CORES CU/MICA/XLEVA-MI/LSOH CABLE
sectional area ConductorShape
thickness of insulation
thickness of sheath
diameter weightCurrent Voltage
Drop
mm2 mm mm mm
1.52.5
61016
253550
7095120
150
300
r.m.r.m.r.m.
r.m.r.m.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.
0.70.70.7
0.70.70.7
0.90.91.0
1.11.11.2
1.61.7
2.0
1.92.02.1
2.3
2.6
2.73.0
11.312.213.3
16.6
22.3
32.136.1
220
360510720
1070
2560
6520
2332
75100
127
192
399
621
271610
2.5
1.651.15
0.60
0.37
0.300.260.21
0.165
MINERAL INSULATED UNARMOURED LSOH SHEATHED FIRE RESISTANT (FR) AND FLAME RETARDANT CABLE - FOUR CORES CU/MICA/XLEVA-MI/LSOH CABLE
sectional area ConductorShape
thickness of insulation
thickness of sheath
diameter weightCurrent Voltage
Drop
mm2 mm mm mm
1.52.5
61016
253550
7095120
150
300
r.m.r.m.r.m.
r.m.r.m.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.
0.70.70.7
0.70.70.7
0.90.91.0
1.11.11.2
1.61.7
2.0
2.02.12.3
2.6
3.03.3
12.213.2
15.9
20.5
27.330.6
35.6
61.7
77.0
210270350
650920
1390
3350
7100
2332
75100
127
192
399
621
271610
2.5
1.651.15
0.60
0.37
0.300.260.21
0.165
MINERAL INSULATED ARMOURED LSOH SHEATHED FIRE RESISTANT (FR) AND FLAME RETARDANT CABLE
1) CU/MICA/XLEVA-MI/LSOH/AWA/LSOH CABLE
2) CU/MICA/XLEVA-MI/LSOH/
Copper ConductorMica Tape
Wire
Copper ConductorMica Tape
Binder Tape
re.
DESCRIPTION
CONSTRUCTION
Mica tape.
Single core natural Single core brown or blueTwo core red, black Two core brown, blueThree core red, yellow and blue Three core brown, black, grey
red, yellow, blue and black brown, black, grey, blue
insulation.
Bedding
15
MINERAL INSULATED ARMOURED LSOH SHEATHED FIRE RESISTANT (FR) AND FLAME RETARDANT CABLE - SINGLE CORE CU/MICA/XLEVA-MI/LSOH/AWA/LSOH
cross-sectional
area
ConductorShape
thickness of insulation
beddingdiameter
diameter ofaluminium
thicknessof sheath
overall diameter
cableweight
Current Voltage Drop
mm2 mm mm mm mm mm
1.52.5
61016
253550
7095120
150
300
500
630
1000
r.m.r.m.r.m.
r.m.r.m.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.r.m.
0.70.70.7
0.70.70.7
0.90.91.0
1.11.11.2
1.61.7
2.02.2
2.6
5.55.96.5
7.0
10.511.613.0
16.7
20.2
25.0
31.3
0.90.90.9
0.90.90.9
0.90.91.25
1.251.251.6
1.61.61.6
1.62.02.0
2.02.52.5
1.9
1.92.12.2
2.32.52.7
10.911.311.9
15.917.019.1
21.0
25.2
27.029.232.0
39.5
53.161.7
170190220
250310
520630
1730
2090
3110
6050
12120
37
60
106
170222
529625
720
10271119
271610
2.5
1.62
0.62
0.39
0.33
0.210.195
0.1700.1650.155
MINERAL INSULATED ARMOURED LSOH SHEATHED FIRE RESISTANT (FR) AND FLAME RETARDANT CABLE - TWO CORES CU/MICA/XLEVA-MI/LSOH/SWA/LSOH
cross-sectional
area
ConductorShape
thickness of insulation
beddingdiameter
diameter ofsteel wire
thicknessof sheath
overall diameter
cableweight
Current Voltage Drop
mm2 mm mm mm mm mm
1.52.5
61016
253550
7095120
150
300
r.m.r.m.r.m.
r.m.r.m.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.
0.70.70.7
0.70.70.7
0.90.91.0
1.11.11.2
1.61.7
2.0
9.110.011.0
12.2
16.1
21.7
32.235.6
55.261.6
0.90.90.9
0.91.251.25
1.61.61.6
1.62.02.0
2.02.52.5
2.52.5
2.02.12.2
2.32.52.7
3.1
17.620.122.2
26.2
31.3
35.5
60.3
66.373.3
520
600
1090
160019102330
3000
73509010
13320
293952
6690115
152
291
539636
732
311912
7.9
2.9
1.91.351.00
0.690.52
0.350.29
0.210.19
16
MINERAL INSULATED ARMOURED LSOH SHEATHED FIRE RESISTANT (FR) AND FLAME RETARDANT CABLE - THREE CORES CU/MICA/XLEVA-MI/LSOH/SWA/LSOH
cross-sectional
area
ConductorShape
thickness of insulation
beddingdiameter
diameter ofsteel wire
thicknessof sheath
overall diameter
cableweight
Current Voltage Drop
mm2 mm mm mm mm mm
1.52.5
61016
253550
7095120
150
300
r.m.r.m.r.m.
r.m.r.m.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.
0.70.70.7
0.70.70.7
0.90.91.0
1.11.11.2
1.61.7
2.0
9.710.611.7
13.015.017.2
20.723.226.2
30.7
59.266.1
0.90.90.9
0.91.251.25
1.61.61.6
2.02.02.0
2.52.52.5
2.52.5
1.9
2.02.22.3
2.52.6
3.03.2
15.116.017.1
21.123.3
27.530.033.2
53.1
70.7
500590
70010201290
1920
2900
51606190
7990937011700
2533
56
99
131162197
251
353
271610
2.5
1.651.15
0.60
0.37
0.300.260.21
0.165
MINERAL INSULATED ARMOURED LSOH SHEATHED FIRE RESISTANT (FR) AND FLAME RETARDANT CABLE - FOUR CORES CU/MICA/XLEVA-MI/LSOH/SWA/LSOH
cross-sectional
area
ConductorShape
thickness of insulation
beddingdiameter
diameter ofsteel wire
thicknessof sheath
overall diameter
cableweight
Current Voltage Drop
mm2 mm mm mm mm mm
1.52.5
61016
253550
7095120
150
300
r.m.r.m.r.m.
r.m.r.m.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.
0.70.70.7
0.70.70.7
0.90.91.0
1.11.11.2
1.61.7
2.0
10.611.612.9
16.5
22.925.729.0
52.559.3
65.9
0.90.90.9
1.251.251.6
1.61.61.6
2.02.02.5
2.52.52.5
2.53.15
1.92.0
2.22.32.5
2.6
3.0
3.23.5
16.017.0
22.625.7
29.732.736.2
53.3
63.6
500570690
12001700
2310
3570
5060
11750
17960
2533
56
99
131162197
251
353
271610
2.5
1.651.15
0.60
0.37
0.300.260.21
0.165
17
MINERAL INSULATED SCREENED UNARMOURED LSOH SHEATHED FIRE RESISTANT (FR) AND FLAME RETARDANT CABLE
CU/MICA/XLEVA-MI/LSOH/SCT/
Copper ConductorMica Tape
Copper Tape
DESCRIPTION
CONSTRUCTION
Mica tape.
Bedding
Copper Tape Screen (SCT)
cross-sectional
area
ConductorShape
thickness of insulation
bedding diameter
thickness of sheath
overall diameter
cableweight
Current Voltage Drop
mm2 mm mm mm mm
1.52.5
61016
253550
7095120
150
300
500
630
1000
r.mr.mr.m
r.mr.mc.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.r.m.
0.70.70.7
0.70.70.7
0.90.91.0
1.11.11.2
1.61.7
2.02.2
2.6
5.55.96.5
7.0
10.511.613.0
16.7
20.2
25.0
31.31.92.02.1
2.2
2.5
9.59.910.5
11.012.013.0
17.2
19.120.922.6
26.629.2
32.235.939.5
130150170
200260350
600750
990
1560
1920
3570
5630
7120
37
60
106
170222
529625
720
10271119
271610
2.5
1.62
0.62
0.39
0.33
0.210.195
0.1700.1650.155
19
FIRE RESISTANT (FR) AND FLAME RETARDANT UNARMOURED LSOH OR PVC SHEATHED CABLE
CU/MICA/XLPE/LSOH OR CU/MICA/XLPE/PVC CABLE
Copper Conductor
Copper Conductor
Mica Tape
Mica Tape
Binder Tape
DESCRIPTION
CONSTRUCTION
Mica tape.
Single core natural Single core brown or blueTwo core red, black Two core brown, blueThree core red, yellow and blue Three core brown, black, grey
red, yellow, blue and black brown, black, grey, blue
insulation.
20
FIRE RESISTANT (FR) AND FLAME RETARDANT UNARMOURED LSOH OR PVC SHEATHED CABLE - SINGLE CORE CU/MICA/XLPE/LSOH OR CU/MICA/XLPE/PVC
sectional area ConductorShape
thickness of insulation
thickness of sheath
diametercable
weight
Current Voltage Drop
mm2 mm mm mm
1.52.5
61016
253550
7095120
150
300
500
630
1000
r.m.r.m.r.m.
r.m.r.m.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.r.m.
0.70.70.7
0.70.70.7
0.90.91.0
1.11.11.2
1.61.7
2.02.2
2.6
1.51.5
1.61.61.7
1.92.0
2.22.3
6.36.77.3
9.6
11.3
15.717.7
23.6
32.736.3
5070
110150220
320
550
770
1300
16301960
31303960
6320
9950
2533
5677102
135169207
510607
703
1069
271610
2.5
1.62
0.62
0.39
0.33
0.210.195
0.1700.1650.155
FIRE RESISTANT (FR) AND FLAME RETARDANT UNARMOURED LSOH OR PVC SHEATHED CABLE - TWO CORES CU/MICA/XLPE/LSOH OR CU/MICA/XLPE/PVC
sectional area ConductorShape
thickness of insulation
thickness of sheath
diametercable
weight
Current Voltage Drop
mm2 mm mm mm
1.52.5
61016
253550
7095120
150
300
r.m.r.m.r.m.
r.m.r.m.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.
0.70.70.7
0.70.70.7
0.90.91.0
1.11.11.2
1.61.7
2.0
1.92.0
2.22.32.5
2.62.9
10.711.612.6
15.617.3
20.622.926.1
29.933.637.2
51.6
57.2
130160210
270370510
7609901300
17902390
3760
73309350
2636
63
115
225
352
311912
7.9
2.9
1.91.351.00
0.690.52
0.350.29
0.210.19
21
FIRE RESISTANT (FR) AND FLAME RETARDANT UNARMOURED LSOH OR PVC SHEATHED CABLE - THREE CORES CU/MICA/XLPE/LSOH OR CU/MICA/XLPE/PVC
sectional area ConductorShape
thickness of insulation
thickness of sheath
diametercable
weight
Current Voltage Drop
mm2 mm mm mm
1.52.5
61016
253550
7095120
150
300
r.m.r.m.r.m.
r.m.r.m.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.
0.70.70.7
0.70.70.7
0.90.91.0
1.11.11.2
1.61.7
2.0
1.92.02.1
2.3
2.6
2.73.0
11.312.213.3
16.6
21.9
32.136.1
150190260
1020
1770
3330
5260
10290
2332
75100
127
192
399
621
271610
2.5
1.651.15
0.60
0.37
0.300.260.21
0.165
FIRE RESISTANT (FR) AND FLAME RETARDANT UNARMOURED LSOH OR PVC SHEATHED CABLE - FOUR CORES CU/MICA/XLPE/LSOH OR CU/MICA/XLPE/PVC
sectional area ConductorShape
thickness of insulation
thickness of sheath
diametercable
weight
Current Voltage Drop
mm2 mm mm mm
1.52.5
61016
253550
7095120
150
300
r.m.r.m.r.m.
r.m.r.m.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.
0.70.70.7
0.70.70.7
0.90.91.0
1.11.11.2
1.61.7
2.0
2.02.12.3
2.6
3.03.3
12.213.2
15.9
20.1
26.930.6
35.6
61.7
77.0
190
320
620
1320
2300
5500
6910
1356017300
2332
75100
127
192
399
621
271610
2.5
1.651.15
0.60
0.37
0.300.260.21
0.165
22
FIRE RESISTANT (FR) AND FLAME RETARDANT ARMOURED LSOH OR PVC SHEATHED CABLE
1) CU/MICA/XLPE/LSOH/AWA/LSOH CABLE2) CU/MICA/XLPE/PVC/AWA/PVC CABLE3) CU/MICA/XLPE/LSOH/SWA/LSOH CABLE4) CU/MICA/XLPE/PVC/SWA/PVC CABLE
Copper ConductorMica Tape
Wire
Copper ConductorMica Tape
Binder Tape
re.
DESCRIPTION
CONSTRUCTION
Mica tape.
Single core natural Single core brown or blueTwo core red, black Two core brown, blueThree core red, yellow and blue Three core brown, black, grey
red, yellow, blue and black brown, black, grey, blue
insulation.
Bedding
23
FIRE RESISTANT (FR) AND FLAME RETARDANT ARMOURED LSOHOR PVC SHEATHED CABLE - SINGLE CORECU/MICA/XLPE/LSOH/AWA/LSOH CABLE OR
cross-sectional
area
ConductorShape
thickness of insulation
beddingdiameter
diameter ofaluminium
thicknessof sheath
overall diameter
cableweight
Current Voltage Drop
mm2 mm mm mm mm mm
1.52.5
61016
253550
7095120
150
300
500
630
1000
r.m.r.m.r.m.
r.m.r.m.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.r.m.
0.70.70.7
0.70.70.7
0.90.91.0
1.11.11.2
1.61.7
2.02.2
2.6
5.55.96.5
7.0
10.511.613.0
16.7
20.2
25.0
31.3
0.90.90.9
0.90.90.9
0.90.91.25
1.251.251.6
1.61.61.6
1.62.02.0
2.02.52.5
1.9
1.92.12.2
2.32.52.7
10.911.311.9
15.917.019.1
21.0
25.7
27.529.732.5
35.3
53.161.7
160
210
300370
500620
1050
1990
3030
3710
5900
37
60
106
170222
529625
720
10271119
271610
2.5
1.62
0.62
0.39
0.33
0.210.195
0.1700.1650.155
FIRE RESISTANT (FR) AND FLAME RETARDANT ARMOURED LSOHOR PVC SHEATHED CABLE - TWO CORES CU/MICA/XLPE/LSOH/SWA/LSOH CABLE OR
cross-sectional
area
ConductorShape
thickness of insulation
beddingdiameter
diameter ofsteel wire
thicknessof sheath
overall diameter
cableweight
Current Voltage Drop
mm2 mm mm mm mm mm
1.52.5
61016
253550
7095120
150
300
r.m.r.m.r.m.
r.m.r.m.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.
0.70.70.7
0.70.70.7
0.90.91.0
1.11.11.2
1.61.7
2.0
9.110.011.0
12.2
15.7
19.021.3
32.235.6
55.261.6
0.90.90.9
0.91.251.25
1.61.61.6
1.62.02.0
2.02.52.5
2.52.5
2.02.12.2
2.32.52.7
3.1
17.620.1
31.3
35.5
55.1
390
500
590
1050
1550
56107250
10710
293952
6690115
152
291
539636
732
311912
7.9
2.9
1.91.351.00
0.690.52
0.350.29
0.210.19
FIRE RESISTANT (FR) AND FLAME RETARDANT ARMOURED LSOHOR PVC SHEATHED CABLE - THREE CORESCU/MICA/XLPE/LSOH/SWA/LSOH CABLE OR
cross-sectional
area
ConductorShape
thickness of insulation
beddingdiameter
diameter ofsteel wire
thicknessof sheath
overall diameter
cableweight
Current Voltage Drop
mm2 mm mm mm mm mm
1.52.5
61016
253550
7095120
150
300
r.m.r.m.r.m.
r.m.r.m.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.
0.70.70.7
0.70.70.7
0.90.91.0
1.11.11.2
1.61.7
2.0
9.710.611.7
13.015.0
20.3
26.2
30.7
59.266.1
0.90.90.9
0.91.251.25
1.61.61.6
2.02.02.0
2.52.52.5
2.52.5
1.9
2.02.22.3
2.52.6
3.03.2
15.116.017.1
21.122.9
27.129.633.2
53.6
65.0
71.2
570
10001250
2270
5070
7720922011520
1396017190
2533
56
99
131162197
251
353
271610
2.5
1.651.15
0.60
0.37
0.300.260.21
0.165
FIRE RESISTANT (FR) AND FLAME RETARDANT ARMOURED LSOHOR PVC SHEATHED CABLE - FOUR CORES CU/MICA/XLPE/LSOH/SWA/LSOH CABLE OR
cross-sectional
area
ConductorShape
thickness of insulation
beddingdiameter
diameter ofsteel wire
thicknessof sheath
overall diameter
cableweight
Current Voltage Drop
mm2 mm mm mm mm mm
1.52.5
61016
253550
7095120
150
300
r.m.r.m.r.m.
r.m.r.m.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.c.c.
c.c.c.c.
0.70.70.7
0.70.70.7
0.90.91.0
1.11.11.2
1.61.7
2.0
10.611.512.9
16.5
22.525.329.0
52.559.3
65.9
0.90.90.9
1.251.251.6
1.61.61.6
2.02.02.5
2.52.52.5
2.53.15
1.92.0
2.22.32.5
2.6
3.0
3.23.5
16.016.9
22.625.3
29.332.336.2
71.3
9101170
2230
957011510
1761022910
2533
56
99
131162197
251
353
271610
2.5
1.651.15
0.60
0.37
0.300.260.21
0.165
25
APPENDIX : TECHNICAL DATA
CURRENT CARRYING CAPACITY The Current Carrying Capacity given in the previous tables are based on the assumption shown below :
1) Maximum Conductor Temperature :-------------------------------------------------------------------------------- 90°C
------------------------------------------------------------------------------------------------ 30°C
20°C 25°C 30°C 35°C 50°C
1.09 1.00 0.96 0.91
restriction of ventilation.
2. The vertical clearance between circuits is not less than four times the diameter of an individual cable.
CABLE, IN TREFOIL AND LAID FLAT TOUCHING, HORIZONTAL FORMATION
Cablevoltage
of circuits
Spacing of circuits (between centres of cable groups)
Touching0.15m* 0.3m 0.6m
(kV) Trefoil
23
567
910
0.770.650.59
0.550.520.50
0.63
0.56
0.520.50
0.720.67
0.630.60
0.56
0.52
0.790.75
0.720.70
0.66
0.62
0.90
0.770.76
0.75
0.73
0.93
0.79
0.77
*This spacing will not be possible for some of the larger diameter cable
HORIZONTAL FORMATIONCablevoltage
of circuitsSpacing of circuits (between centres of cable groups)
(kV) Touching 0.15m* 0.3m 0.6m
23
567
910
0.700.63
0.590.550.52
0.50
0.700.67
0.620.60
0.91
0.76
0.720.70
0.93
0.79
0.770.750.73
0.90
0.790.77
26
Conductor
Single core cable* Multicore cable
Short circuitrating at1 second
at 20°C( DC )
at 90°CTrefoil
at 20°C( DC )
at 90°C
mm2
1.52.5
61016
253550
7095120
150
300
500
630
1000
12.1
1.15
0.727
0.1930.153
0.0991
0.0601
0.0366
0.02210.0176
3.932.33
0.927
0.197
0.160
0.0515
0.03630.0316
0.210.360.57
2.29
5.017.15
10.0213.5917.17
57.23
0.169
0.1370.129
0.1220.1160.106
0.103
0.096
0.0960.0960.092
0.0900.090
0.2710.2520.236
0.2220.2060.196
0.175
0.1610.156
0.150
12.1
1.15
0.727
0.1930.153
0.0991
0.0601
-
---
3.932.33
0.927
0.197
0.160
-
---
0.1030.0970.091
0.0790.0770.076
0.0750.0730.073
0.0730.0730.072
0.0720.069
-
---
Type During installation
Unarmoured cable 10D
10D
Side wall pressure to cable
= =P
Bending radius (m)Side wall pressure
27
Means of pulling Type of cable
With pulling eyeattached to the
conductorP = 2
With pulling stockingUn-armoured cables* P = 2
P = k . d2 2
* When pulling 3 single core cables simultaneously with a common pulling stocking, the same maximum pulling force applies, whereas the pulling force 3 laid-up single core cables is 3 times that of a single core and for 3 non-laid-up single core cables is 2 times that of a single core
d = Outside diameter of cable in mm
Permissible radial loads for pulling through pipes
RESISTANCETemperature of conductor (°C) convert to 20°C convert from 20°C
567
910
111213
1516
17
19
202122
23
25
2627
293031
3233
35
505560
657075
90
1.0591.055
1.050
1.0371.0331.029
1.0251.0201.016
1.012
1.0000.9960.992
0.9770.9730.969
0.9650.962
0.951
0.9260.909
0.9520.9560.960
0.972
0.976
0.9920.996
1.000
1.0121.0161.020
1.032
1.036
1.0521.056
1.060
1.100
1.120
1.160
1.2001.220
1.260
and without prior notice. The information contained herein is in line with the appropriate standards and sound electrical practice -
products for a particular use, or for any errors or omissions, unintentional or otherwise.
29
SHORT CIRCUIT CURRENT
Curves are based on :
* Cables was at maximum operating temperature of 90°C at the start of short-circuit.
1000
800630
500
400
300240
185
150
120
95
70
50
35
25
16
10
6
4
2.5
1.5
5.0
4.0
3.0
2.0
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.1
0.5
1
2
3
4
56789
10
20
30
40
5060708090
100
150
200
300
400
500
2)
Duration of Short Circuit ( second ) for Copper Conductor
30
Short circuit current (1s)
1.5 0.21
2.5 0.36
0.57
6
10
16 2.29
25
35 5.01
50 7.15
70 10.02
95 13.59
120 17.17
150
300
57.23
500
630
1000
t
31
PUBLICATIONS REFERRED TO
Mounted Bunched Wires Or Cables
Generating Stations
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