Wuhan Unique Mechanical And Electrical Equipment Co.,LTD.
30 years successful experience in making Wire and Cable Wuhan Unique Mechanical And Electrical Equipment Co.,LTD.
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BS EN60702 Fire Resistance Cable 2 Cores Mineral Insulated Heavy Duty 750V
APPLICATION
A 750V heavy duty mineral insulated cable, designed to give the ultimate Fire Performance.
Suitable for Oil, Gas and Petroleum industries, airports, emergency lighting systems and fire alarm systems for power and control circuits providing circuit integrity to 950°C.
| Construction | Solid copper conductor. Compressed magnesium oxide powder insulation. Solid copper sheath. |
| Operating Temperature | -10degC to +250degC |
| Minimum Bending Radius | 6 x overall diameter |
| Core Identification | Coloured sleeving available |
| Lengths | 100/500m. Special lengths available on request. |
| Sheath Colour | N/A |
| Manufacturing Standard | BS EN 60702-1 |
| Code of Practice/ Guide to Use |
BS 5839-1 Clause 26.2e Enhanced BS 5266 BS 8519 Category 1 & 2 Control (for Category 3 & power applications see special notes) |
| Fire Tests | BS 8434-2 BS EN 50200 PH30, PH60, PH120 BS 6387 C W & Z BS 8491 |
| Emissions and Flame Propagation |
In its bare form there are no emissions |
DIMENSIONS
| NO. OF CORES | NOMINAL CROSS SECTIONAL AREA mm² |
NOMINAL OVERALL DIAMETER mm |
NOMINAL WEIGHT kg/km |
| 2 | 1 | 6.4 | 126 |
| 2 | 1.5 | 7 | 154 |
| 2 | 2.5 | 7.9 | 206 |
| 2 | 4 | 9.2 | 322 |
| 3 | 1 | 7.1 | 159 |
| 3 | 1.5 | 7.7 | 194 |
| 3 | 2.5 | 8.8 | 272 |
| 4 | 1 | 7.6 | 187 |
| 4 | 1.5 | 8.3 | 231 |
| 4 | 2.5 | 9.6 | 336 |
| 7 | 1.5 | 9.9 | 351 |
| 7 | 2.5 | 11.2 | 475 |
CONDUCTOR
| NOMINAL CROSS SECTIONAL AREA | MAXIMUM RESISTANCE OF CONDUCTOR AT 20ºC |
| mm² | ohms/km |
| 1 | 18.1 |
| 1.5 | 12.1 |
| 2.5 | 7.41 |
| 4 | 4.61 |
ELECTRICAL CHARACTERISTICS
| NO. OF CORES | NOMINAL CROSS SECTIONAL AREA mm² |
SINGLE PHASE AC OR DC Amps |
THREE PHASE AC Amps |
| 2 | 1 | 18.5 | - |
| 2 | 1.5 | 23 | - |
| 2 | 2.5 | 31 | - |
| 2 | 4 | 40 | - |
| 3 | 1 | - | 15 |
| 3 | 1.5 | - | 19 |
| 3 | 2.5 | - | 26 |
| 4 | 1 | - | 15 |
| 4 | 1.5 | - | 19 |
| 4 | 2.5 | - | 26 |
| 7 | 1.5 | 13 | - |
| 7 | 2.5 | 17.5 | - |
Voltage Drop
| NO. OF CORES | NOMINAL CROSS SECTIONAL AREA mm² |
SINGLE PHASE AC OR DC mV/A/M |
THREE PHASE AC mV/A/M |
| 2 | 1 | 42 | - |
| 2 | 1.5 | 28 | - |
| 2 | 2.5 | 17 | - |
| 2 | 4 | 10 | - |
| 3 | 1 | - | 36 |
| 3 | 1.5 | - | 24 |
| 3 | 2.5 | - | 14 |
| 4 | 1 | - | 36 |
| 4 | 1.5 | - | 24 |
| 4 | 2.5 | - | 14 |
| 7 | 1.5 | 28 | - |
| 7 | 2.5 | 17 | - |
