4 Core Mineral Cable
4 CORE MINERAL INSULATED CABLE HEAVY DUTY (750v)
4 Core solid copper conductor with a mineral insulation for circuits up to 750V
Specifications
| Cable size reference |
Conductors |
Current rating |
Volt Drop |
Sheath cross section area (effective mm²) |
Earth fault loop impedance @ 70°C (R1 + R2) ohms / km |
Maximum conductor resistance ohms per 1000 Metres at 20ºC |
| No × sq mm |
Cable exposed to touch |
| Bare (amps) |
Covered (amps) |
Per amp/Per metre MV |
| 4H1.5 |
4 |
1.5 |
19 |
21 |
24 |
14 |
16.435 |
12.1 |
| 4H2.5 |
4 |
2.5 |
25 |
28 |
14 |
16 |
10.496 |
7.41 |
| 4H4 |
4 |
4 |
33 |
37 |
9.1 |
20 |
6.814 |
4.61 |
| 4H6 |
4 |
6 |
42 |
47 |
6 |
24 |
4.782 |
3.08 |
| 4H10 |
4 |
10 |
57.5 |
64 |
3.6 |
30 |
3.036 |
1.83 |
| 4H16 |
4 |
16 |
76.5 |
85 |
2.3 |
39 |
2.026 |
1.15 |
| 4H25 |
4 |
25 |
99 |
110 |
1.45 |
49 |
1.384 |
0.727 |
| Cable Diameter |
Approx weight per 1000m |
Gland size Ref: RGM |
Cable Fixings |
| One hole clips |
Two way saddles |
| Bare (mm) |
LSF covered (mm) |
Bare (kg) |
LSF Covered (kg) |
Plain Seal Ref: RPS (mm) |
Earth tail seal Ref: RPSL (mm) |
Bare Copper Ref: RC |
LSF Coated Ref: RCHL |
Bare Copper Ref: RC |
LSF Coated Ref: RCHL |
| 9.1 |
10.8 |
330 |
370 |
20 |
20 |
37 |
43 |
382 |
462 |
| 10.1 |
11.8 |
412 |
445 |
20 |
25 |
40 |
47 |
422 |
462 |
| 11.4 |
13.1 |
530 |
608 |
25 |
25 |
43 |
51 |
462 |
542 |
| 12.7 |
14.4 |
740 |
790 |
25 |
32 |
47 |
54 |
502 |
592 |
| 14.8 |
16.5 |
916 |
979 |
25 |
32 |
54 |
63 |
592 |
702 |
| 17.3 |
19.6 |
1292 |
1393 |
32 |
40 |
67 |
75 |
702 |
752 |
| 20.1 |
22.9 |
1813 |
1956 |
40 |
40 |
79 |
88 |
812 |
932 |
