Southwire’s medium voltage non-shielded jumper and switchgear cable is a flexible power cable that is intended for use in substations installed on insulators and inside switchgear isolated from ground and where a non-shielded flexible cable is desired. These cables are capable of operating continuously at a conductor temperature not in excess of 90°C. See Table 2 for installation guidelines. This cable is rated up to 40KV and is not UL listed.
Cond. Size (AWG/Kcmil) | 4/0 4/0 | |
Conductor Number | 1 1 | |
Cond. Strands | 532 532 | |
Diameter Over Conductor (in) (cm) | 0.530 1.35 | inch cm |
Insulation Thickness (mils) (mm) | 210 5.33 | mils mm |
Approx. OD (in) (cm) | 0.979 2.49 | inch cm |
Approx. Weight (lbs/1000') (kgs/km) | 960 1429 | lbs/1000' kgs/km |
† Ampacities based upon 2023 NEC Table 310.16. Also, see NEC sections 310.15 and 110.14(C) for additional requirements.