Trailing cable on ac mining equipment where a ground check conductor is not required for fall safe ground monitoring.
For use where arc suppressors or diodes are utilized for grounding monitoring, or induced voltages do not present a problem.
Standards:
ICEA S-75-381/NEMA WC-58 (Portable and Power Feeder Cables for Use in Mines and Similar Applications.) CFR Title 30 Federal Regulations (MSHA 7K-228054.) ASTM B172 (Rope-Lay-Stranded Copper Conductors Having Bunch-Stranded Members, for Electrical Conductors.)
Conductor:
Soft or annealed tinned coated copper conductor, rope lay flexible stranding per ASTM B172.
Type W EPR Insulated, CPE Jacketed, 2 kV
Type G-GC 3C, EPR Insulated, CPE Jacketed, 2 kV
Type SHD-GC 3C, EPR Insulated, CPE Jacketed, 2 kV, Shielded
Type MP-GC XLPE Insulated, PVC Jacketed, 5 kV – 25 kV, 100% & 133% I.L., Copper Tape Shielded
Type MP-GC EPR Insulated, CPE Jacketed, 5 kV – 25 kV, 100% & 133% I.L., Copper Tape Shielded