Part No.   | 
                                          No.of core  | 
                                          Nominal cross-sectional area sq.mm   | 
                                          No.&dia.of wires No./mm   | 
                                          Thickness of insulation mm   | 
                                          Thickness of inner sheath mm   | 
                                          Diameter of steel wire armour  
          mm   | 
                                          Thick 
                                              ness of outer sheath mm   | 
                                          Overall diameter (Approx.) 
          mm  | 
                                          Maximum conductor resistance (at 20C) 
          Ohm/km   | 
                                          Minimum insulation resistance 
          (at 70C) 
          Ohm/km  | 
                                          Cable weight 
          (Approx.) 
          kg/km  | 
                                          Stan 
                                              dard Length 
                                              m   |