Cables for Oil Industry
 Unscreened THHN/THWN-2 Cable with Ground Wire Cables for Oil Industry

Applications

These cables are use in class 1, Division 2 Hazardous locations, may be installed in trays, wire ways, ducts,

conduit and aerially when properly supported by a messenger. They are approved for direct burial, wet or dry

locations and outdoors in cable trays where a sunlight resistant rating is required.

Standards

ICEA S-73-532; ICEA S-95-658; UL 1277; UL 83

Construction

Conductor:

Bare, annealed copper conforming to ASTM B3 and B8

Ground wires:

Sized as required by UL 1277. Sizes 14 AWG to 6 AWG have an insulated green ground wire. Sizes 4 AWG and

larger have a bare ground wire.

Insulation:

Flame-retardant PVC/Nylon type THHN/THWN-2 per UL 83 Color coded per Method #1-E2 per ICEA S-73-532

Binder tape

Ripcord:

Nylon

Jacket:

Special PVC, flame retardant, UL listed sunlight and moisture resistant, meeting the requirements of UL 1277.

Color: Black

Chemical resistance:

Aliphatic and aromatic hydrocarbon resistance3 Cores, 600V, Rated 90°C

Conductor Size Grond Wire Size Insulation Thickness Jacket Thickness Nom. O.D. Approx. Weight Ampacity
(AWG/kcmil) (AWG) PVC(mm) Nylon(mm) (mm) (mm) (kg/km) (amps)
14 14 0.38 0.10 1.14 9.25 135 25
12 12 0.38 0.10 1.14 10.36 188 30
10 10 0.51 0.10 1.14 11.66 284 40
8 10 0.76 0.13 1.52 15.49 449 55
6 8 0.76 0.13 1.52 18.42 628 75
4 8 1.02 0.15 2.03 21.77 963 95
2 6 1.02 0.15 2.03 25.30 1433 130
1 6 1.27 0.18 2.03 28.14 1720 150
1/0 6 1.27 0.18 2.03 30.66 2159 170
2/0 6 1.27 0.18 2.03 32.94 2586 195
3/0 4 1.27 0.18 2.03 35.81 3158 225
4/0 4 1.27 0.18 2.03 38.86 3834 260
250 4 1.52 0.20 2.79 42.09 4508 290
350 3 1.52 0.20 2.79 49.81 6469 350
500 2 1.52 0.20 2.79 56.74 8660
430
4 Cores, 600V, Rated 90°C
Conductor Size Grond Wire Size Insulation Thickness Jacket Thickness Nom. O.D. Approx. Weight Ampacity
(AWG/kcmil) (AWG) PVC(mm) Nylon(mm) (mm) (mm) (kg/km) (amps) (amps)*
8 10 0.76 0.13 1.52 17.22 561 44 55
6 8 0.76 0.13 1.52 19.81 813 60 75
4 8 1.02 0.15 2.03 23.93 1222 76 95
2 6 1.02 0.15 2.03 27.56 1823 104 130
1 6 1.27 0.18 2.03 31.67 2261 120 150
1/0 6 1.27 0.18 2.03 33.38 2695 136 170
2/0 6 1.27 0.18 2.03 36.88 3405 156 195
3/0 4 1.27 0.18 2.03 40.00 4101 180 225
4/0 4 1.27 0.18 2.79 44.91 5115 208 260
250 4 1.52 0.20 2.79 49.20 6021 232 290
350 3 1.52 0.20 2.79 55.37 8155 280 350
500 2 1.52 0.20 2.79 63.35 11271 344
430
*Where the 4th conductor is the neutral of a balanced 3 phase system.