600/1000V PVC Insulated, Non-sheathed Flexible Cables (Single Core)

FGD100 1V-K (CU/PVC 600/1000V class 5)
BS Code: TYPE BK/TYPE CK(CU/PVC)

Flame Retardant Power & Control Cables

Application

BS 6231 600/1000V PVC insulated,non-sheathed flexible cables are intended for use in the wiring of switch, control, metering, relay and instrument panels of power switchgear, and for such purposes as internal connections in rectifier equipment and its motor starters and controllers.

Standards

Basic design to to BS 6231: 2006

Fire Performance

Flame Retardance (Single Vertical Wire Test) BS EN 60332-1-2

Voltage Rating

600/1000V

Cable Construction

Conductor Annealed copper conductor, class 5 according to BS EN 60228.
Insulation PVC Type TI 1 according to BS EN 50363-3 for cable type BK, and type TI 3 according to BS EN 50363-3 for cable type CK.

Colour Code

Black, Blue, Brown, Red, White, Grey, Violet, Pink, Green and Yellow. Other colours can be offered upon request.

Physical and Thermal Properties

Maximum temperature range during operation (PVC) 70°C (TYPE BK); 90°C (TYPE CK)
Maximum short circuit temperature (5 Seconds) 160°C
Minimum bending radius 6 x overall diameter

Construction Parameters

Conductor FGD100 1V-K
No. of Cores xCross Section Class of Conductor Nominal Insulation Thickness Maximum Overall Diameter Approx.Weight
No.x mm²   mm mm kg/km
1x0.50 5 0.8 3 12
1x0.75 5 0.8 3.1 15
1x1.0 5 0.8 3.3 18
1x1.5 5 0.8 3.6 23
1x2.5 5 0.8 4.1 34
1x4.0 5 0.8 4.8 48
1x6.0 5 0.8 5.3 67
1x10 5 1 7.2 119
1x16 5 1 9 187
1x25 5 1.2 11.5 291
1x35 5 1.2 12.5 406
1x50 5 1.4 15.4 580
1x70 5 1.4 17.5 780
1x95 5 1.6 19.2 1055
1x120 5 1.6 21.2 1175
1x150 5 1.8 23.9 1425
1x185 5 2 25.9 1735
1x240 5 2.2 28.9 2310

ELECTRICAL PROPERTIES

Conductor Operating Temperature 70°C
Ambient Temperature 30°C

Current-Carrying Capacities (Amp) according to BS 7671:2008 table 4D1A

Conductor cross-sectional area Reference Method A (enclosed in conduit in thermally insulating wall etc) Reference Method B (enclosed in conduit on a wall or in trunking etc) Reference Method C (clipped direct) Reference Method F (in free air or on a perforated cable tray horizontal or vertical etc)
Touching Spaced by one cable diameter
2 cables, single-phase a.c. or d.c. 3 or 4cables, three-phase a.c. 2 cables, single-phase a.c. or d.c 3 or 4 cables, three-phase a.c. 2 cables, single-phase a.c. or d.c. flat and touching 3 or 4 cables, three-phase a.c. flat and touching or trefoil 2 cables, single-phase a.c. or d.c. flat 3 cables, three-phase a.c. flat 3 cables, three-phase a.c. trefoil 2 cables, single-phase a.c. or d.c. or 3 cables three-phase a.c. flat
Horizontal Vertical
1 2 3 4 5 6 7 8 9 10 11 12
mm² A A A A A A A A A A A
1 11 10.5 13.5 12 15.5 14 - - - - -
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

Voltage Drop (Per Amp Per Meter) according to BS 7671:2008 table 4D1B

Nominal Cross Section Area 2 cables d.c.

2 cables, single-phase a.c. 3 or 4 cables, three-phase a.c.
Ref. Methods A and B (enclosed in conduit or trunking) Ref. Methods C & F (clipped direct, on trays or in free air) Ref. Methods A & B (enclosed in conduit or trunking) Ref. Methods C & F (clipped direct, on trays or in free air)
      Cables touching Cables spaced* Cables touching, Trefoil Cables touching, Flat Cables spaced*, Flat
1 2 3 4 5 6 7 8 9
mm² mV/A/m
1 44 44 44 44 38 38 38 38
1.5 29 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 0.175 1.5 1.5 0.25 1.55 1.5 0.32 1.55
35 1.25 1.3 0.31 1.3 1.25 0.195 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 0.165 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 0.185 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 0.155 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 0.175 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 0.175 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 0.145 0.26 0.21 0.22 0.31 0.21 0.3 0.36
240 0.18 0.195 0.26 0.33 0.185 0.165 0.25 0.185 0.25 0.31 0.17 0.23 0.29 0.16 0.145 0.22 0.16 0.22 0.27 0.16 0.29 0.34

Note: *Spacings larger than one cable diameter will result in a large voltage drop.
r = conductor resistance at operating temperature
x = reactance
z = impedance