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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Multi Core Fire Resistance Cable Unarmoured Cu/MICA Overall Screened Fire Cable
APPLICATION
This cable is designed for areas where the integrity of the electrical circuit is critical in maintaining power supply. Applications can be found in emergency power supply. Applications can be found in emergency lightings, control and power circuits, power stations, fire alarm systems, underground tunnels, communication systems, sewage treatment plants, lifts, escalators and high-rise buildings
Especially for Fire Alarm System
Construction
Conductor: Stranded annealed stranded copper
Insulation: MGT (Mica glass tape) fire barrier tape
Sheath/Jacket: LSZH (Low Smoke Zero Halogen)
Colour: Black, blue, brown, green/yellow, grey & red
Voltage: 600/1000v
Test voltage: 4 kV/ 50 Hz
Operating temperature:
Operation temperature from – 30 °Cto+ 90 °C
Laying temperature from – 5 °Cto+ 70 °C
Short circuittemperature + 250 °C(temperaturepeak≤ 5 s)
Bending radius: During laying > 10 × O.D.
Fixed installed > 6 × O.D.
DIMENSIONS
| Size mm² | Insulation thickness mm | Overall diameter mm | Weight kg/km | Max conductor resistance at 20°C ohms/km |
Short circuit rating (1 sec) amps | Current rating DC or single phase AC amps | Current rating three phase AC amps | Volt drop DC mV/A/m | Volt drop single phase AC mV/A/m | Volt drop three phase AC mV/A/m |
| 1.5 | 0.7 | 3.9 | 32 | 12.1 | 215 | 23 | 20 | 31 | 31 | 27 |
| 2.5 | 0.8 | 4.6 | 43 | 7.41 | 360 | 31 | 28 | 19 | 19 | 16 |
| 4 | 0.8 | 5.1 | 55 | 4.61 | 570 | 42 | 37 | 12 | 12 | 10 |
| 6 | 0.8 | 5.6 | 85 | 3.08 | 860 | 54 | 48 | 7.9 | 7.9 | 6.8 |
| 10 | 1.0 | 7.1 | 146 | 1.83 | 1425 | 75 | 66 | 4.7 | 4.7 | 4 |
| 16 | 1.0 | 8.1 | 198 | 1.15 | 2275 | 100 | 88 | 2.9 | 2.9 | 2.5 |
| 25 | 1.2 | 9.8 | 320 | 0.727 | 3375 | 133 | 117 | 1.85 | 1.9 | 1.65 |
| 35 | 1.2 | 10.9 | 410 | 0.524 | 5000 | 164 | 144 | 1.35 | 1.35 | 1.15 |
| 50 | 1.4 | 13.4 | 549 | 0.387 | 7150 | 198 | 175 | 0.99 | 1.05 | 0.9 |
| 70 | 1.4 | 15.2 | 770 | 0.268 | 10000 | 253 | 222 | 0.68 | 0.75 | 0.65 |
| 95 | 1.6 | 17.6 | 1140 | 0.193 | 13575 | 306 | 269 | 0.49 | 0.58 | 0.5 |
| 120 | 1.6 | 19.3 | 1425 | 0.153 | 17150 | 354 | 312 | 0.39 | 0.48 | 0.42 |
| 150 | 1.8 | 21.3 | 1720 | 0.124 | 21450 | 393 | 342 | 0.32 | 0.43 | 0.37 |
| 185 | 2.0 | 23.7 | 2155 | 0.0991 | 26450 | 449 | 384 | 0.25 | 0.37 | 0.32 |
| 240 | 2.2 | 26.8 | 2900 | 0.0754 | 34325 | 528 | 450 | 0.19 | 0.33 | 0.29 |
| 300 | 2.4 | 29.7 | 3540 | 0.0601 | 42925 | 603 | 514 | 0.155 | 0.31 | 0.27 |
| 400 | 2.6 | 33.3 | 4410 | 0.0470 | 57225 | 683 | 584 | 0.120 | 0.29 | 0.25 |
