Type 61A 0.64/1.1kV Flexible Copper Screened Mining Cable – Technical Specifications

Type & Specifications
Type 61A 0.64/1.1kV Mining Cable
Physical Properties
Power cores
Conductor sizes (mm2) 16 25 35 50 70 95 120 150
Maximum wire diameter ( mm) 0.41 0.41 0.41 0.51 0.51 0.51 0.51 0.51
Approx. conductor diameter ( mm) 5.3 6.8 8.5 10.3 11.9 13.5 15.5 17.3
Maximum screen wire diameter (mm) 0.31 0.31 0.31 0.31 0.31 0.31 0.31 0.31
Braided screen filling factor (%) 80 80 80 80 80 80 80 80
Approx. summarized screen cross-section for power cores
(weighing method) (mm2)		 22 25 27 32 37 43 47 52
Pilot cores
Conductor sizes ( mm2) 10 10 16 16 16 16 16 16
Maximum wire diameter ( mm) 0.41 0.41 0.41 0.41 0.41 0.41 0.41 0.41
Approx. conductor diameter ( mm) 4.2 4.2 5.3 5.3 5.3 5.3 5.3 5.3
Lay Ratio (maximum) (x PCD) 8 8 8 8 8 8 8 8
Cable diameter
Approx. (mm) 31 38 43 47 52 58 63 70
Cable mass (approx.) (kg/m) 1.8 3.1 3.6 4.5 5.6 7.0 8.4 10.2
Minimum bending radius (mm) 200 240 260 290 320 350 390 430
Maximum recommended tension (kN) 0.7 1.1 1.6 2.3 3.2 4.3 5.4 6.8