MG WIRES / TECHNICAL DATA
REQUEST A QUOTE →
SiHF-C-Si
Wiring for heating devices, high-power lighting, and systems exposed to temperature fluctuations; shielding of signal transmission.
01
Key Parameters
- Operating temperature — variable
- −25 °C to +180 °C
- Operating temperature — constant
- −60 °C to +180 °C
- Rated AC voltage U0/U
- 300/500 V
- Conductor-to-conductor test voltage
- 2,000 V
- Breakdown voltage
- 4,000 V
- Bending radius
- Adjustable: 10 × Ø; fixed: 5 × Ø
- Coupling resistance at 30 MHz
- about 250 Ω/km
02
Construction
- Vein
- Tinned copper, Class 5 according to IEC 60228
- Insulation and Coatings
- Silicone; inner and outer coating
- Screen
- Tin-plated copper wire braid, coating: approx. 85%
03
Properties
For permanent installations, use open, ventilated pipes or ducts. Temperatures above 90 °C, combined with a lack of air, affect the mechanical properties of silicone.
04
Standards
DIN EN 50525-2-83; IEC 60754-1; IEC 60754-2; IEC 60332-1-2
05
Technical Tables
SiHF-C-Si Dimension Table
| Number and cross-sectional area of conductors [mm²] | AWG approximately | Outer diameter approximately [mm] | Mass of Cu [kg/km] | Cable weight approximately [kg/km] |
|---|---|---|---|---|
| 2 x 0.5 | 20 | 8.1 | 55.5 | 101.0 |
| 3 G 0.5 | 20 | 8.4 | 60.8 | 118.0 |
| 4 G 0.5 | 20 | 9.2 | 66.5 | 131.0 |
| 5 G 0.5 | 20 | 10.0 | 81.6 | 153.0 |
| 7 G 0.5 | 20 | 11.0 | 92.2 | 173.0 |
| 10 G 0.5 | 20 | 12.9 | 124.0 | 242.0 |
| 12 G 0.5 | 20 | 13.6 | 134.4 | 263.0 |
| 16 G 0.5 | 20 | 15.2 | 170.2 | 326.0 |
| 18 G 0.5 | 20 | 15.8 | 181.0 | 351.0 |
| 25 G 0.5 | 20 | 18.8 | 230.1 | 348.0 |
| 2 x 0.75 | 19 | 9.1 | 61.4 | 124.0 |
| 3 G 0.75 | 19 | 9.5 | 69.1 | 136.0 |
| 4 G 0.75 | 19 | 10.5 | 86.7 | 159.0 |
| 5 G 0.75 | 19 | 11.4 | 95.2 | 180.0 |
| 7 G 0.75 | 19 | 12.1 | 113.3 | 212.0 |
| 10 G 0.75 | 19 | 14.0 | 165.2 | 306.0 |
| 12 G 0.75 | 19 | 15.3 | 180.3 | 333.0 |
| 16 G 0.75 | 19 | 17.0 | 212.2 | 418.0 |
| 18 G 0.75 | 19 | 18.1 | 282.1 | 453.0 |
| 25 G 0.75 | 19 | 21.5 | 297.4 | 468.0 |
| 2 x 1 | 18 | 9.5 | 66.7 | 132.0 |
| 3 G 1 | 18 | 9.9 | 86.2 | 153.0 |
| 4 G 1 | 18 | 11.2 | 96.8 | 173.0 |
| 5 G 1 | 18 | 12.1 | 108.3 | 202.0 |
| 7 G 1 | 18 | 12.8 | 141.2 | 243.0 |
| 10 G 1 | 18 | 14.8 | 190.0 | 238.0 |
| 12 G 1 | 18 | 15.9 | 209.8 | 371.0 |
| 16 G 1 | 18 | 17.5 | 251.8 | 468.0 |
| 18 G 1 | 18 | 18.6 | 297.4 | 526.0 |
| 25 G 1 | 18 | 22.3 | 329.0 | 559.0 |
| 2 x 1.5 | 16 | 10.9 | 87.7 | 172.0 |
| 3 G 1.5 | 16 | 11.3 | 103.5 | 198.0 |
| 4 G 1.5 | 16 | 12.1 | 131.7 | 235.0 |
| 5 G 1.5 | 16 | 12.9 | 148.5 | 281.0 |
| 7 G 1.5 | 16 | 13.7 | 193.4 | 345.0 |
| 10 G 1.5 | 16 | 16.3 | 268.5 | 482.0 |
| 12 G 1.5 | 16 | 17.3 | 298.4 | 531.0 |
| 16 G 1.5 | 16 | 20.1 | 362.3 | 662.0 |
| 18 G 1.5 | 16 | 20.9 | 394.0 | 720.0 |
| 25 G 1.5 | 16 | 25.1 | 488.2 | 791.0 |
| 2 x 2.5 | 14 | 12.1 | 122.3 | 230.0 |
| 3 G 2.5 | 14 | 13.0 | 147.7 | 275.0 |
| 4 G 2.5 | 14 | 13.9 | 188.6 | 340.0 |
| 5 G 2.5 | 14 | 14.9 | 214.9 | 394.0 |
| 7 G 2.5 | 14 | 15.9 | 265.7 | 488.0 |
| 4 G 4 | 12 | 16.1 | 294.0 | 520.0 |
| 5 G 4 | 12 | 17.4 | 374.0 | 653.0 |
| 2 x 6 | 10 | 15.9 | 171.0 | 350.0 |
| 4 G 6 | 10 | 18.2 | 449.0 | 781.0 |
| 5 G 6 | 10 | 20.1 | 563.0 | 982.0 |
| 4 G 10 | 8 | 23.3 | 759.0 | 1294.0 |
| 4 G 16 | 6 | 25.7 | 1180.0 | 1988.0 |
| 4 G 25 | 4 | 31.1 | 1276.0 | 2995.0 |
| 4 G 35 | 2 | 33.9 | 1680.0 | 4173.0 |
AWG (approximate); conductor manufactured according to metric cross-section. G — with protective conductor, x — without protective conductor.