Aluminum RHH, RHW-2, USE-2 with Alumaflex® Brand Conductors
Underground Service Entrance Cable. 600 Volt. AlumaFlex® Brand Aluminum Alloy (AA-8176) Conductor. Cross-linked Polyethylene (XLPE) Insulation. High Heat, Moisture, and Sunlight Resistant. Rated SIS in 6 – 4/0 AWG.
Application
Southwire Type RHH or RHW-2 or USE-2 conductors are used with conduit as specified in the National Electrical Code. When used as Type USE-2, conductors are suitable for use as underground service entrance conductors for direct burial at conductor temperatures not to exceed 90°C. When used as RHW-2 or USE-2, conductor temperatures shall not exceed 90°C in wet or dry locations. Voltage rating for RHW-2 or RHH or USE-2 conductors is 600 volts.
| Conductor | Allowable Ampacities+ | |||||||
| Size (AWG or kcmil) | No. of Strands | Nom. OD (mils) (mm) | Insulation Thickness (mils) (mm) | Nominal Total Weight (lbs/1000') (kgs/km) | Allowable Ampacity at 60C | Allowable Ampacity at 75C | Allowable Ampacity at 90C | |
| 272799 | 6 AWG 6 AWG | 7 7 | 289 7.34 | 60 1.52 | 45 67 | 40 40 | 50 50 | 60 60 |
| 272807 | 4 AWG 4 AWG | 7 7 | 333 8.46 | 60 1.52 | 64 95 | 55 55 | 65 65 | 75 75 |
| 272823 | 2 AWG 2 AWG | 6 6 | 388 9.86 | 60 1.52 | 91 136 | 75 75 | 90 90 | 100 100 |
| 272831 | 1 AWG 1 AWG | 8 8 | 467 11.86 | 80 2.03 | 126 188 | 85 85 | 100 100 | 115 115 |
| 272849 | 1/0 AWG 1/0 AWG | 10 10 | 504 12.80 | 80 2.03 | 151 225 | 100 100 | 120 120 | 135 135 |
| 272856 | 2/0 AWG 2/0 AWG | 12 12 | 536 13.61 | 80 2.03 | 179 267 | 115 115 | 135 135 | 150 150 |
| 272864 | 3/0 AWG 3/0 AWG | 15 15 | 583 14.81 | 80 2.03 | 218 324 | 130 130 | 155 155 | 175 175 |
| 272872 | 4/0 AWG 4/0 AWG | 19 19 | 635 16.13 | 80 2.03 | 266 395 | 150 150 | 180 180 | 205 205 |
| 272880 | 250 KCMIL 250 KCMIL | 22 22 | 710 18.03 | 95 2.41 | 316 471 | 170 170 | 205 205 | 230 230 |
| 272898 | 300 KCMIL 300 KCMIL | 35 35 | 770 19.56 | 95 2.41 | 381 568 | 190 190 | 230 230 | 255 255 |
| 272906 | 350 KCMIL 350 KCMIL | 35 35 | 806 20.47 | 95 2.41 | 430 640 | 210 210 | 250 250 | 280 280 |
| 272914 | 400 KCMIL 400 KCMIL | 35 35 | 849 21.56 | 95 2.41 | 484 720 | 225 225 | 270 270 | 305 305 |
| 272922 | 500 KCMIL 500 KCMIL | 34 34 | 928 23.57 | 95 2.41 | 583 867 | 260 260 | 310 310 | 350 350 |
| 272955 | 750 KCMIL 750 KCMIL | 61 61 | 1128 28.65 | 110 2.79 | 874 1301 | 320 320 | 385 385 | 435 435 |
Standards & References
Southwire Type RHH or RHW-2 or USE-2 conductors comply with the following:
- ASTM B800 and either B801 or B836 (SIW)
- UL 44 for RHH or RHW-2
- UL 854 for USE-2
- Federal Specification A-A-59544
- National Electrical Code, NFPA 70
- NEMA WC-70 Construction Requirements
- RoHS/Reach Compliant
Construction
Southwire Type RHH or RHW-2 or USE-2 conductors are AlumaFlex® Brand AA-8000 series aluminum alloy, compact stranded. The insulation is an abrasion, moisture, heat and sunlight-resistant black cross-linked polyethylene (XLPE). CT rated available upon request for sizes 1/0 AWG and larger.
