Southwire's Aluminum RWU90 is designed for direct earth burial (with protection as required by the Canadian Electrical Code Part I). It can also be used for open wiring, used in raceways for service entrance above or below ground.
Size (AWG or kcmil) (mm2) | 250 KCMIL 250 KCMIL | |
No. of Strands | 22 22 | |
Nom. OD (mils) (mm) | 752 19.10 | mils mm |
Insulation Thickness (mils) (mm) | 110 2.79 | mils mm |
Nominal Total Weight (lbs/1000') (kgs/km) | 342 509 | lbs/1000' kgs/km |
Allowable Ampacity at 75°C Open Air | - - | |
Allowable Ampacity at 90°C Open Air | - - | |
Allowable Ampacity at 75°C Cable in Conduit | 205 205 | |
Allowable Ampacity at 90°C Cable in Conduit | 230 230 |
Southwire’s RWU90 cables meet or exceed the following requirements: