
BS EN 50525-2-31 Fixed Wiring Cable Type 6491X 450/750V PVC Copper Wire
APPLICATION
6491X Cable H07V-R/H07V-U is suitable for power and lighting circuits and building wiring. The cable is intended for use in semi-flush exposed conduits and embedded conduits as well as in closed installation ducts, and is ideal for the internal wiring of appliances.
CONSTRUCTION
Conductor
H07V-R: Class 2 stranded copper conductor to BS EN 60228 (previously BS 6360)
H07V-U: Class 1 solid copper conductor to BS EN 60228 (previously BS 6360)
Insulation
PVC (Polyvinyl Chloride) Type TI1 according to BS EN 50363
CABLE STANDARDS
BS EN 50525-2-31 (previously BS 6004) BASEC approved, BS EN/IEC 60332-1-2
CHARACTERISTICS
Voltage Rating (Uo/U) 450/750V
Temperature Rating
-15°C to +70°C
Minimum Bending Radius
Up to 10mm²: 3 x overall diameter 10mm² to 25mm²: 4 x overall diameter Above 25mm²: 5 x overall diameter
DIMENSION
UNIQUE PART NO. | NOMINAL CROSS SECTIONAL AREA | NOMINAL THICKNESS OF INSULATION | NOMINAL OVERALL DIAMETER | NOMINAL WEIGHT kg/km |
mm² | mm | mm | ||
UNBV1.5 | 1.5 | 0.7 | 2.9 | 22 |
UNBV2.5 | 2.5 | 0.8 | 3.6 | 32 |
UNBV4 | 4 | 0.8 | 4.1 | 50 |
UNBV6 | 6 | 0.8 | 4.7 | 71 |
UNBV10 | 10 | 1 | 5.9 | 110 |
UNBV16 | 16 | 1 | 6.8 | 164 |
UNBV25 | 25 | 1.2 | 8.4 | 256 |
UNBV35 | 35 | 1.2 | 9.4 | 346 |
UNBV50 | 50 | 1.4 | 11 | 473 |
UNBV70 | 70 | 1.4 | 12.7 | 674 |
UNBV95 | 95 | 1.6 | 14.7 | 913 |
UNBV120 | 120 | 1.6 | 16.2 | 1150 |
UNBV150 | 150 | 1.8 | 18 | 1416 |
UNBV185 | 185 | 2 | 20 | 1749 |
UNBV240 | 240 | 2.2 | 23 | 2317 |
UNBV300 | 300 | 2.4 | 25.2 | 3049 |
UNBV400 | 400 | 2.6 | 28.4 | 3657 |
UNBV500 | 500 | 2.8 | 31.8 | 4700 |
UNBV630 | 630 | 2.8 | 38.1 | 5890 |
Colour Codes
COLOUR | Black | Blue | Grey | Green/Yellow | Red | Yellow | Brown | White |
CODE | BK | BL | GR | GY | RD | YW | BR | WH |
CONDUCTORS
Class 2 Stranded Conductors for Single Core and Multi-Core Cables
NOMINAL CROSS SECTIONAL AREA | MINIMUM NO. OF WIRES IN CONDUCTOR | MAXIMUM RESISTANCE OF CONDUCTOR AT 20ºC | |||||
Circular | Compacted | Shaped | Annealed Copper Conductor | ||||
mm² | Cu | Al | Cu | Al | Cu | Al | Plain Wires(ohms/km) |
1.5 | 7 | - | 6 | - | - | - | 12.1 |
2.5 | 7 | - | 6 | - | - | - | 7.41 |
4 | 7 | - | 6 | - | - | - | 4.61 |
6 | 7 | - | 6 | - | - | - | 3.08 |
10 | 7 | 7 | 6 | 6 | - | - | 1.83 |
16 | 7 | 7 | 6 | 6 | - | - | 1.15 |
25 | 7 | 7 | 6 | 6 | 6 | 6 | 0.727 |
35 | 7 | 7 | 6 | 6 | 6 | 6 | 0.524 |
50 | 19 | 19 | 6 | 6 | 6 | 6 | 0.387 |
70 | 19 | 19 | 12 | 12 | 12 | 12 | 0.268 |
95 | 19 | 19 | 15 | 15 | 15 | 15 | 0.193 |
120 | 37 | 37 | 18 | 15 | 18 | 15 | 0.153 |
150 | 37 | 37 | 18 | 15 | 18 | 15 | 0.124 |
185 | 37 | 37 | 30 | 30 | 30 | 30 | 0.0991 |
240 | 37 | 37 | 34 | 30 | 34 | 30 | 0.0754 |
300 | 61 | 61 | 34 | 30 | 34 | 30 | 0.0601 |
400 | 61 | 61 | 53 | 53 | 53 | 53 | 0.047 |
500 | 61 | 61 | 53 | 53 | 53 | 53 | 0.0366 |
630 | 91 | 91 | 53 | 53 | 53 | 53 | 0.0283 |
ELECTRICAL CHARACTERISTICS
Current Carrying Capacity
NOMINAL CROSS SECTIONAL AREA mm² | REFERENCE METHOD A (ENCLOSED IN CONDUIT IN THERMALLY INSULATING WALL ETC) Amps | REFERENCE METHOD B (ENCLOSED IN CONDUIT ON A WALL OR IN A TRUNKING ETC) Amps | REFERENCE METHOD C (CLIPPED DIRECT) Amps | REFERENCE METHOD F (IN FREE AIR OR ON A PERFORATED CABLE TRAY ETC HORIZONTAL OR VERTICAL ETC) Amps | |||||||
Touching | Spaced by one diameter | ||||||||||
2 Cables Single-Phase AC or DC or 3 Cables Three-Phase AC flat | |||||||||||
2 Cables Single-Phase AC or DC | 3 or 4 Cables Three-Phase AC | 2 Cables Single-Phase AC or DC | 3 or 4 Cables Three-Phase AC | 2 Cables Single-Phase AC or DC flat or touching | or 4 Cables Three-Phase AC flat and touching or trefoil | 2 Cables Single-Phase AC or DC flat | 3 Cables Three-Phase AC flat | 3 Cables Three-Phase AC trefoil | Horizontal | Vertical | |
1.5 | 14.5 | 13.5 | 17.5 | 15.5 | 20 | 18 | - | - | - | - | - |
2.5 | 20 | 18 | 24 | 21 | 27 | 25 | - | - | - | - | - |
4 | 26 | 24 | 32 | 28 | 37 | 33 | - | - | - | - | - |
6 | 34 | 31 | 41 | 36 | 47 | 43 | - | - | - | - | - |
10 | 46 | 42 | 57 | 50 | 65 | 59 | - | - | - | - | - |
16 | 61 | 56 | 76 | 68 | 87 | 79 | - | - | - | - | - |
25 | 80 | 73 | 101 | 89 | 114 | 104 | 131 | 114 | 110 | 146 | 130 |
35 | 99 | 89 | 125 | 110 | 141 | 129 | 162 | 143 | 137 | 181 | 162 |
50 | 119 | 108 | 151 | 134 | 182 | 167 | 196 | 174 | 167 | 219 | 197 |
70 | 151 | 136 | 192 | 171 | 234 | 214 | 251 | 225 | 216 | 281 | 254 |
95 | 182 | 164 | 232 | 207 | 284 | 261 | 304 | 275 | 264 | 341 | 311 |
120 | 210 | 188 | 269 | 239 | 330 | 303 | 352 | 321 | 308 | 396 | 362 |
150 | 240 | 216 | 300 | 262 | 381 | 349 | 406 | 372 | 356 | 456 | 419 |
185 | 273 | 245 | 341 | 296 | 436 | 400 | 463 | 427 | 409 | 521 | 480 |
240 | 321 | 286 | 400 | 346 | 515 | 472 | 546 | 507 | 485 | 615 | 569 |
300 | 367 | 328 | 458 | 394 | 594 | 545 | 629 | 587 | 561 | 709 | 659 |
400 | - | - | 546 | 467 | 694 | 634 | 754 | 689 | 656 | 852 | 795 |
500 | - | - | 626 | 533 | 792 | 723 | 868 | 789 | 749 | 982 | 920 |
630 | - | - | 720 | 611 | 904 | 826 | 1005 | 905 | 855 | 1138 | 1070 |
Voltage Drop
NOMINAL CROSS SECTIONAL AREA | 2 CABLES DC mV/A/m | 2 CABLES SINGLE-PHASE AC mV/A/m | 3 OR 4 CABLES THREE-PHASE AC mV/A/m | |||||||||||||||||||
Reference Methods A and B (enclosed in conduit ortrunking) | Reference Methods C, F (clipped direct, on tray or in free air) | Reference Methods A and B (enclosed in conduitor trunking) | Reference Methods C, F (clipped direct, on tray or in free air) | |||||||||||||||||||
mm² | Cable Touching | Cable Spaced | Cable Touching Trefoil | Cable Touching Flat | Cable Spaced* Flat | |||||||||||||||||
1.5 | 28 | 29 | 29 | 29 | 25 | 25 | 25 | 25 | ||||||||||||||
2.5 | 18 | 18 | 18 | 18 | 15 | 15 | 15 | 15 | ||||||||||||||
4 | 11 | 11 | 11 | 11 | 9.5 | 9.5 | 9.5 | 9.5 | ||||||||||||||
6 | 7.3 | 7.3 | 7.3 | 7.3 | 6.4 | 6.4 | 6.4 | 6.4 | ||||||||||||||
10 | 4.4 | 4.4 | 4.4 | 4.4 | 3.8 | 3.8 | 3.8 | 3.8 | ||||||||||||||
16 | 2.8 | 2.8 | 2.8 | 2.8 | 2.4 | 2.4 | 2.4 | 2.4 | ||||||||||||||
r | x | z | r | x | z | r | x | z | r | x | z | r | x | z | r | x | z | r | x | z | ||
25 | 1.75 | 1.8 | 0.33 | 1.8 | 1.75 | 0.2 | 1.75 | 1.75 | 0.29 | 1.8 | 1.5 | 0.29 | 1.55 | 1.5 | 0.18 | 1.5 | 0.15 | 0.25 | 1.55 | 1.5 | 0.32 | 1.55 |
35 | 1.25 | 1.3 | 0.31 | 1.3 | 1.25 | 0.2 | 1.25 | 1.25 | 0.28 | 1.3 | 1.1 | 0.27 | 1.1 | 1.1 | 0.17 | 1.1 | 1.1 | 0.24 | 1.1 | 1.1 | 0.32 | 1.15 |
50 | 0.93 | 0.95 | 0.3 | 1 | 0.93 | 0.19 | 0.95 | 0.93 | 0.28 | 0.97 | 0.81 | 0.26 | 0.85 | 0.8 | 0.17 | 0.82 | 0.8 | 0.24 | 0.84 | 0.8 | 0.32 | 0.86 |
70 | 0.63 | 0.65 | 0.29 | 0.72 | 0.63 | 0.19 | 0.66 | 0.63 | 0.27 | 0.69 | 0.56 | 0.25 | 0.61 | 0.55 | 0.16 | 0.57 | 0.55 | 0.24 | 0.6 | 0.55 | 0.31 | 0.63 |
95 | 0.46 | 0.49 | 0.28 | 0.56 | 0.47 | 0.18 | 0.5 | 0.47 | 0.27 | 0.54 | 0.42 | 0.24 | 0.48 | 0.41 | 0.16 | 0.43 | 0.41 | 0.23 | 0.47 | 0.4 | 0.31 | 0.51 |
120 | 0.36 | 0.39 | 0.27 | 0.47 | 0.37 | 0.18 | 0.41 | 0.37 | 0.26 | 0.45 | 0.33 | 0.23 | 0.41 | 0.32 | 0.15 | 0.36 | 0.32 | 0.23 | 0.4 | 0.32 | 0.3 | 0.44 |
150 | 0.29 | 0.31 | 0.27 | 0.41 | 0.3 | 0.18 | 0.34 | 0.29 | 0.26 | 0.39 | 0.27 | 0.23 | 0.36 | 0.26 | 0.15 | 0.3 | 0.26 | 0.23 | 0.34 | 0.26 | 0.3 | 0.4 |
185 | 0.23 | 0.25 | 0.27 | 0.37 | 0.24 | 0.17 | 0.29 | 0.24 | 0.26 | 0.35 | 0.22 | 0.23 | 0.32 | 0.21 | 0.15 | 0.26 | 0.21 | 0.22 | 0.31 | 0.21 | 0.3 | 0.36 |
240 | 0.18 | 0.2 | 0.26 | 0.33 | 0.19 | 0.17 | 0.25 | 0.19 | 0.25 | 0.31 | 0.17 | 0.23 | 0.29 | 0.16 | 0.15 | 0.22 | 0.16 | 0.22 | 0.27 | 0.16 | 0.29 | 0.34 |
300 | 0.15 | 0.16 | 0.26 | 0.31 | 0.15 | 0.17 | 0.22 | 0.15 | 0.25 | 0.29 | 0.14 | 0.23 | 0.27 | 0.13 | 0.14 | 0.19 | 0.13 | 0.22 | 0.25 | 0.13 | 0.29 | 0.32 |
400 | 0.11 | 0.13 | 0.26 | 0.29 | 0.12 | 0.16 | 0.2 | 0.12 | 0.25 | 0.27 | 0.12 | 0.22 | 0.25 | 0.11 | 0.14 | 0.18 | 0.11 | 0.21 | 0.24 | 0.1 | 0.29 | 0.31 |
500 | 0.086 | 0.11 | 0.26 | 0.28 | 0.98 | 0.155 | 0.185 | 0.093 | 0.24 | 0.26 | 0.1 | 0.22 | 0.25 | 0.086 | 0.135 | 0.16 | 0.086 | 0.21 | 0.23 | 0.081 | 0.29 | 0.3 |
630 | 0.068 | 0.094 | 0.25 | 0.27 | 0.081 | 0.155 | 0.175 | 0.076 | 0.24 | 0.25 | 0.08 | 0.22 | 0.24 | 0.072 | 0.135 | 0.15 | 0.072 | 0.21 | 0.22 | 0.066 | 0.28 | 0.29 |
Conductor operating temperature: 70ºC
r = Resistive Component
x = Reactive Component
z = Impedance Value
Type 6491X 450/750V PVC Copper Wire
Wuhan Unique Mechanical And Electrical Equipment Co.,LTD.
UNI-CABLES,Brand owned by a group company of WUMEE,which now has four factories in China. Wuhan Unique Electric Wire and Cable Co.,Ltd,Guangdong Unique Cable Co.,Ltd, Guangxi Unique Aluminum Co.,Ltd, Wuhan Unique No.2 Factory. Group company set up in the year of 2001 by the event of Headquarter Wuhan Shuangli set its branch in Guangdong. In the year of 2008, the third branch Guangxi Shuangli put into use. Two years later, the second production base in Wuhan finished its construction and successfully produced its first reel of cable. After 30 years development,ShuangliCable became one of the leading 5 manufactures of Aluminum Cable in China, and rank No.1 among south China.
UNI-Cables, acts as an important role in energy and power distribution in whole China since established in 1988. In beging years, UNI-Cables majors in high voltage and extra high voltage power transmission,city power distribution, street lights power supply, rural electricity network and such government projects. In recent years, Unique Cables developed it's residential wires,now we can see more and more cable with mark UNI-CABLES in buildings, squres,hospitals, schools, farms, factories, and so on. Shuanglicable starts its international business since the year of 2002, rich experience will help you find the best solutions of power distribution.
Unique Cables was identified as the high-tech industry by Wuhan Science and Technology Bureau, and honored as Observing Contracts and Keeping Promise Enterprise by the Trade and Industry Bureau of Wuhan every year. Our company is AAA Reputation Grade Company of Hubei Province and get prizes such as the "Top Ten Enterprises". Our company was listed on Introduced Enterprise for remolding two power nets by the State Economic Trade Association and Hubei Provincial Economic Trade Association in 1999.