Product Name: flexible mineral insulated fire cable (BTLY)
Scope of application: suitable for high-rise buildings and large public buildings, such as the special grade, a key construction project.
Advantages: the product in the electrical performance, safety, energy saving, ease of construction, economic and other aspects compared to the traditional cable has more advantages.
BTLY
Core number x cross section(mm2) |
Conductor Outside Diameter(mm) |
Insulation thickness(mm) |
Sheath thickness(mm) |
20 C conductor DC resistanceΩ/km |
Approximate weight calculation kg/km |
Approximate outer diameter(mm) |
3×1.5 |
1.37 |
0.7 |
1.8 |
12.1000 |
414.5 |
20.5 |
3×2.5 |
1.76 |
0.7 |
1.8 |
7.4100 |
471.3 |
21.3 |
3×4 |
2.23 |
0.7 |
1.8 |
4.6100 |
549.6 |
22.5 |
3×6 |
2.74 |
0.7 |
1.8 |
3.0800 |
641.6 |
23.5 |
3×10 |
4.00 |
0.7 |
1.8 |
1.8300 |
846.3 |
26.1 |
3×16 |
5.00 |
0.7 |
1.8 |
1.1500 |
1083.5 |
28.5 |
3×25 |
6.00 |
0.9 |
1.8 |
0.7270 |
1459.5 |
31.3 |
3×35 |
7.00 |
0.9 |
1.8 |
0.5240 |
1810.3 |
33.7 |
3×50 |
8.20 |
1.1 |
1.8 |
0.3870 |
2285.1 |
36.8 |
3×70 |
9.90 |
1.1 |
1.9 |
0.2680 |
3095.0 |
41.0 |
3×95 |
11.60 |
1.1 |
2.0 |
0.1930 |
3973.8 |
44.5 |
3×120 |
13.00 |
1.2 |
2.1 |
0.1530 |
4829.8 |
48.5 |
3×150 |
14.50 |
1.4 |
2.3 |
0.1240 |
5898.1 |
53.3 |
3×185 |
16.20 |
1.6 |
2.4 |
0.0991 |
7250.7 |
57.8 |
3×240 |
18.40 |
1.7 |
2.6 |
0.0754 |
9155.8 |
63.4 |
3×300 |
20.70 |
1.8 |
2.8 |
0.0601 |
11264.1 |
69.2 |
3×400 |
23.20 |
2.1 |
3.1 |
0.0470 |
14274.5 |
76.5 |