138 kV XLPE Corrugated Power Cable HVUD18

SW standard wall XLPE copper corrugated sheath, available up to 6,000 kcmil.

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Application & Features

Predominantly used for underground transmission in conduit systems, suitable for use in wet or dry locations, direct burial, underground duct, and where exposed to sunlight. To be used at 138,000 volts or less and at conductor temperatures not to exceed 90°C for normal operation.

Specifications

Select more options below for part numbers, packaging, and color options:

								Cu Cond, 30mil Cu Sheath		Al Cond, 30mil Cu Sheath
Size (kcmil¹) (mm^2)	Conductor Diameter (inches) (mm)	Insulation Thickness (inch) (cm)	Diameter Over Insulation (inch) (cm)	Overall Jacket Diameter (inch) (cm)	Min. Bend Radius (inch) (inch)	Capacitance	Charging Current (A/kft)	Cable Weight² (lbs/ft)	30 mil Sheath Short Ckt @ 0.5s (kA)	Cable Weight² (lbs/ft)	30 mil Sheath Short Ckt @ 0.5s (kA)
500 12.70	0.74 1.88	669 1699.26	2.19 5.56	2.93 7.44	59/44 59/44	43.10 43.10	1.30 1.30	4.70 4.70	32.00 32.00	0 0	0 0
750 19.05	0.91 2.31	591 1501.14	2.18 5.54	2.97 7.54	54/36 54/36	52.20 52.20	1.57 1.57	5.49 5.49	33.90 33.90	0 0	0 0
1000 25.40	1.06 2.69	591 1501.14	2.35 5.97	3.17 8.05	58/39 58/39	58.10 58.10	1.75 1.75	6.56 6.56	36.20 36.20	0 0	0 0
1250 31.75	1.19 3.02	591 1501.14	2.48 6.30	3.32 8.43	60/40 60/40	62.71 62.71	1.88 1.88	7.50 7.50	38.00 38.00	0 0	0 0
1500 38.10	1.32 3.35	591 1501.14	2.61 6.63	3.47 8.81	63/42 63/42	67.33 67.33	2.02 2.02	8.49 8.49	39.70 39.70	0 0	0 0
1750 44.45	1.43 3.63	591 1501.14	2.74 6.96	3.63 9.22	66/44 66/44	71.93 71.93	2.16 2.16	9.52 9.52	41.60 41.60	0 0	0 0
2000 50.80	1.50 3.81	591 1501.14	2.81 7.14	3.72 9.45	68/45 68/45	74.89 74.89	2.25 2.25	10.43 10.43	42.70 42.70	0 0	0 0
2500 63.50	1.73 4.39	591 1501.14	3.10 7.87	4.06 10.31	74/49 74/49	84.87 84.87	2.55 2.55	12.56 12.56	46.70 46.70	0 0	0 0
3000 76.20	1.89 4.80	591 1501.14	3.33 8.46	4.33 11.00	78/52 78/52	92.86 92.86	2.79 2.79	14.50 14.50	49.80 49.80	0 0	0 0
3500 88.90	2.07 5.26	591 1501.14	3.44 8.74	4.45 11.30	81/54 81/54	96.58 96.58	2.90 2.90	16.24 16.24	51.30 51.30	0 0	0 0
4000 101.60	2.17 5.51	591 1501.14	3.54 8.99	4.57 11.61	83/55 83/55	100.01 100.01	3.00 3.00	17.95 17.95	52.60 52.60	0 0	0 0
5000 127.00	2.48 6.30	591 1501.14	3.85 9.78	4.93 12.52	89/60 89/60	110.83 110.83	3.33 3.33	22.29 22.29	56.90 56.90	0 0	0 0
6000 152.40	2.67 6.78	591 1501.14	4.04 10.26	5.16 13.11	93/62 93/62	117.58 117.58	3.53 3.53	25.04 25.04	59.50 59.50	0 0	0 0

	Copper Conductor Size (kcmil¹) Load Factor @ 75%				Aluminum Conductor Size (kcmil¹) Load Factor @ 75%
Size (kcmil¹) (mm^2)	Single Circuit (Amps)	Power Rating (MVA)	Double Circuit (Amps)	Power Rating (MVA)	Single Circuit (Amps)	Power Rating (MVA)	Double Circuit (Amps)	Power Rating (MVA)
500 12.70	568 568	136 136	488 488	117 117	460 460	110 110	394 394	94 94
750 19.05	750 750	179 179	630 630	151 151	590 590	141 141	500 500	120 120
1000 25.40	860 860	206 206	730 730	174 174	690 690	165 165	580 580	139 139
1250 31.75	960 960	229 229	810 810	194 194	770 770	184 184	650 650	155 155
1500 38.10	1050 1050	251 251	880 880	210 210	850 850	203 203	710 710	170 170
1750 44.45	1110 1110	265 265	930 930	222 222	920 920	220 220	770 770	184 184
2000 50.80	1180 1180	282 282	990 990	237 237	980 980	234 234	810 810	194 194
2500 63.50	1420 1420	339 339	1170 1170	280 280	1125 1125	269 269	930 930	222 222
3000 76.20	1550 1550	370 370	1270 1270	304 304	1240 1240	296 296	1020 1020	244 244
3500 88.90	1650 1650	394 394	1350 1350	323 323	1340 1340	320 320	1100 1100	263 263
4000 101.60	1750 1750	418 418	1400 1400	335 335	1430 1430	342 342	1160 1160	277 277
5000 127.00	1860 1860	445 445	1490 1490	356 356	1610 1610	385 385	1300 1300	311 311
6000 152.40	1960 1960	468 468	1560 1560	373 373	1740 1740	416 416	1390 1390	332 332

¹2500-6000 kcmil conductors are 5 segment Milliken conductors.

²Weight based on screen sized at 279 kcmil which is calculated to accommodate 30 kA for 0.5 sec.

³Based upon single point or cross bonding scheme.

⁴Based on the installation assumptions indicated in the "High Voltage Underground Installation Ratings" located in the Resource Tab

Standards & References

Max Voltage Rating: 145 kV
BIL Rating: 650 kV
Nominal Conductor: 90 °C
Max. Emergency Conductor: 105 °C
Short Circuit Conductor: 250 °C
Minimum Installation: -10 °C
Design Standards: AEIC, ICEA, IEC
Factory Test Voltages: 160 kV / 60 min.
XLPE Loss Factor: 0.0005
Relative Permittivity: 2.3

Construction

Concentric Stranded, Compact, or Segmental Copper or Aluminum Conductor
Smooth Conductor Shield
Super Clean XLPE Insulation
True Triple Extrusion and Dry Cured
Firmly Bonded Insulation Shield
Copper or Aluminum Moisture Impervious Sheath
Polyethylene Jacket with Extruded Semi-Conductive Outer Layer

Resources

HV Underground Installation Ratings