380TQ and 680TQ HOFRFlexible tinned annealed copper conductors, Ethylene Propylene (EP). Rubber insulated / chlorosulphonated polyethylene (CSP) bedded / tinned copper wire braid (TCWB) / Chlorosulphonated polyethylene (CSP) sheathed. 300 / 500 volts grade to BS6500 (where applicable) and 450 / 750 volts grade to BS6007 (where applicable).
Operating temperature: Maximum : 85oC; Minimum flexing : -20oC
HOFR : Heat and oil resistant, flame retardant
Standard colour : Black
Sheath colour :
Single to five core - black or white
Six core and above - black
Voltage Grade:
Sizes up to and including 2.5sq. mm - 300 / 500 volts grade generally in accordance with BS6500. Ref. 380TQ.
Sizes 4 sq mm and above - 450 / 750 volts grade generally in accordance with BS6007. Ref 680TQ.
Conductor identification:
Two core - brown and blue
Three core - brown, blue and green / yellow
Four core - brown, blue, black and green / yellow
Five core - brown, blue, 2 black and green / yellow
Six core and above - white insulation with black numerals
Minimum bending radius : 8 x overall diameter for cables below 25mm and 10 x overall diameter for cables above 25mm
| Size SQ MM | Diameter over conductor MM | RT of insulation MM | Diameter over laid up cores MM | RT of bedding MM | Diameter over bedding MM | Diameter of Braid Wire MM | Diameter over braid MM | RT of Outer Sheath MM | Nominal Overall Diameter MM | Weight KG / KM |
2 Core REF. 3802TQ or 6802TQ |
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| 0.75 | 1.14 | 0.6 | 4.8 | 0.8 | 6.4 | 0.2 | 7.4 | 1.1 | 9.7 | 149 |
| 1.0 | 1.32 | 0.6 | 5.2 | 0.9 | 7.0 | 0.2 | 8.0 | 1.1 | 10.3 | 169 |
| 1.5 | 1.60 | 0.8 | 6.6 | 1.0 | 8.6 | 0.2 | 9.6 | 1.3 | 12.3 | 236 |
| 2.5 | 2.00 | 0.9 | 7.8 | 1.1 | 10.0 | 0.2 | 11.0 | 1.4 | 13.9 | 307 |
| 4 | 2.60 | 1.0 | 9.4 | 2.0 | 13.5 | 0.2 | 14.5 | 2.6 | 19.8 | 578 |
| Size Sq. MM | Diameter over laid up cores MM | RT of bedding MM | Diameter over Bedding MM | Diameter of braid wire MM | Diameter over braid MM | RT of Outer sheath MM | Nominal overall Diameter MM | Weight KG / KM |
3 Core Ref 3803TQ or 6803TQ |
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| 0.75 | 5.2 | 0.9 | 7.0 | 0.2 | 8.0 | 1.1 | 10.3 | 170 |
| 1.0 | 5.7 | 0.9 | 7.5 | 0.2 | 8.5 | 1.2 | 11.0 | 196 |
| 1.5 | 7.2 | 1.1 | 9.4 | 0.2 | 10.4 | 1.3 | 13.1 | 274 |
| 2.5 | 8.5 | 1.2 | 10.9 | 0.2 | 11.9 | 1.5 | 15.0 | 366 |
| 4 | 10.2 | 2.2 | 14.6 | 0.2 | 15.6 | 2.8 | 21.3 | 684 |
| 6 | 12.3 | 2.4 | 17.1 | 0.3 | 18.6 | 3.1 | 24.8 | 955 |
| 10 | 15.3 | 3.1 | 21.5 | 0.3 | 23.0 | 3.8 | 30.7 | 1450 |
| 16 | 17.7 | 3.3 | 24.3 | 0.3 | 25.8 | 4.0 | 33.8 | 1840 |
| 25 | 21.6 | 3.6 | 28.8 | 0.4 | 30.8 | 4.4 | 39.6 | 2620 |
4 Core Ref 3804TQ or 6804TQ |
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| 0.75 | 5.8 | 0.9 | 7.6 | 0.2 | 8.6 | 1.2 | 11.1 | 198 |
| 1.0 | 6.3 | 1.0 | 8.3 | 0.2 | 9.3 | 1.2 | 11.8 | 227 |
| 1.5 | 8.0 | 1.1 | 10.2 | 0.2 | 11.2 | 1.4 | 14.1 | 319 |
| 2.5 | 9.5 | 1.3 | 12.1 | 0.2 | 13.1 | 1.6 | 16.4 | 441 |
| 4 | 11.4 | 2.3 | 16.0 | 0.3 | 17.5 | 3.0 | 23.6 | 874 |
| 6 | 13.8 | 2.6 | 19.0 | 0.3 | 20.5 | 3.3 | 27.1 | 1147 |
| 10 | 17.2 | 3.3 | 23.8 | 0.3 | 25.3 | 4.0 | 33.3 | 1730 |
| 16 | 19.8 | 3.5 | 26.8 | 0.4 | 28.8 | 4.2 | 37.2 | 2310 |
| 25 | 24.2 | 3.8 | 31.8 | 0.4 | 33.8 | 4.7 | 43.2 | 3170 |
| 35 | 27.7 | 4.1 | 35.9 | 0.4 | 37.9 | 5.0 | 47.9 | 3990 |
| 50 | 32.9 | 4.6 | 42.1 | 0.4 | 44.1 | 5.5 | 55.1 | 5320 |
5 Core Ref 3805TQ |
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| 0.75 | 6.5 | 1.0 | 8.5 | 0.2 | 9.5 | 1.2 | 11.9 | 233 |
| 1.0 | 7.1 | 1.0 | 9.1 | 0.2 | 10.1 | 1.3 | 12.7 | 272 |
| 1.5 | 9.0 | 1.2 | 11.4 | 0.2 | 12.4 | 1.5 | 15.4 | 373 |
| 2.5 | 10.6 | 1.3 | 13.2 | 0.2 | 14.2 | 1.6 | 17.4 | 502 |
6 Core Ref 3806TQ |
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| 0.75 | 7.3 | 1.1 | 9.5 | 0.2 | 10.5 | 1.3 | 13.1 | 272 |
| 1.5 | 10.0 | 1.3 | 12.6 | 0.2 | 13.6 | 1.6 | 16.8 | 438 |
| 2.5 | 11.8 | 1.4 | 14.6 | 0.2 | 15.6 | 1.8 | 19.2 | 593 |
8 Core Ref 3808TQ |
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| 0.75 | 8.8 | 1.2 | 11.2 | 0.2 | 12.2 | 1.5 | 15.2 | 350 |
| 1.5 | 12.1 | 1.5 | 15.1 | 0.2 | 16.1 | 1.8 | 19.7 | 575 |
| 2.5 | 14.3 | 1.7 | 17.7 | 0.3 | 19.2 | 2.1 | 23.4 | 856 |
12 Core Ref 380 / 12TQ |
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| 0.75 | 10.0 | 1.3 | 12.6 | 0.2 | 13.6 | 1.6 | 16.8 | 449 |
| 1.5 | 13.8 | 1.6 | 17.0 | 0.3 | 18.5 | 2.0 | 22.5 | 775 |
| 2.5 | 16.3 | 1.8 | 19.9 | 0.3 | 21.4 | 2.3 | 26.0 | 1060 |
16 Core Ref 380 / 16TQ |
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| 0.75 | 11.3 | 1.4 | 14.1 | 0.2 | 15.1 | 1.7 | 18.5 | 544 |
| 1.5 | 15.6 | 1.8 | 19.4 | 0.3 | 20.9 | 2.2 | 25.3 | 1010 |
| 2.5 | 18.4 | 2.0 | 22.4 | 0.3 | 23.9 | 2.5 | 28.9 | 1330 |
20 Core Ref 380 / 20TQ |
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| 0.75 | 12.9 | 1.5 | 15.9 | 0.3 | 17.4 | 1.9 | 21.2 | 713 |
| 1.5 | 19.9 | 2.1 | 24.1 | 0.3 | 25.6 | 2.6 | 30.8 | 1430 |
| 2.5 | 23.5 | 2.4 | 28.3 | 0.4 | 30.3 | 3.0 | 36.3 | 2140 |
25 Core Ref 380 / 25TQ |
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| 0.75 | 14.5 | 1.7 | 17.9 | 0.3 | 19.4 | 2.1 | 23.6 | 866 |
| 1.5 | 19.9 | 2.1 | 24.1 | 0.3 | 25.6 | 2.6 | 30.8 | 1430 |
| 2.5 | 23.5 | 2.4 | 28.3 | 0.4 | 30.3 | 3.0 | 36.3 | 2140 |
30 Core Ref : 380 / 30TQ |
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| 0.75 | 15.5 | 1.8 | 19.1 | 0.3 | 20.6 | 2.2 | 25.0 | 986 |
| 1.5 | 21.2 | 2.2 | 25.6 | 0.4 | 27.6 | 2.8 | 33.2 | 1760 |
| 2.5 | 25.1 | 2.6 | 30.3 | 0.4 | 32.3 | 3.2 | 38.7 | 2440 |