345 kV XLPE Laminate Power Cable HVUD23

SW standard wall XLPE copper or aluminum laminate 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 345,000 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, Cu Screen Wires, Cu Laminate	Al Cond, Cu Screen Wires, Al Laminate
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)	Cable Weight² (lbs/ft)
1250 31.75	1.19 3.02	1260 3200.40	3.88 9.86	4.61 11.71	83/56 83/56	38.37 38.37	3.37 3.37	10.81 10.81	8.32 8.32
1500 38.10	1.32 3.35	1181 2999.74	3.85 9.78	4.57 11.61	83/55 83/55	42.75 42.75	3.72 3.72	11.37 11.37	8.34 8.34
1750 44.45	1.43 3.63	1142 2900.68	3.88 9.86	4.61 11.71	83/56 83/56	45.73 45.73	3.98 3.98	12.14 12.14	8.59 8.59
2000 50.80	1.50 3.81	1142 2900.68	3.95 10.03	4.69 11.91	85/57 85/57	47.32 47.32	4.12 4.12	13.08 13.08	8.96 8.96
2500 63.50	1.73 4.39	1063 2700.02	4.05 10.29	4.79 12.17	87/58 87/58	54.58 54.58	4.75 4.75	14.66 14.66	9.51 9.51
3000 76.20	1.89 4.80	1063 2700.02	4.28 10.87	5.03 12.78	91/61 91/61	59.13 59.13	5.15 5.15	16.66 16.66	10.46 10.46
3500 88.90	2.07 5.26	1063 2700.02	4.38 11.13	5.15 13.08	93/62 93/62	61.24 61.24	5.33 5.33	18.42 18.42	11.16 11.16
4000 101.60	2.17 5.51	1063 2700.02	4.48 11.38	5.25 13.34	95/63 95/63	63.19 63.19	5.50 5.50	20.14 20.14	11.83 11.83
5000 127.00	2.48 6.30	1063 2700.02	4.79 12.17	5.59 14.20	101/68 101/68	69.32 69.32	6.04 6.04	24.54 24.54	13.38 13.38
6000 152.40	2.67 6.78	1063 2700.02	4.99 12.67	5.79 14.71	105/70 105/70	73.13 73.13	6.37 6.37	27.30 27.30	14.78 14.78

	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)
1250 31.75	1010 1010	700 700	840 840	582 582	810 810	561 561	680 680	471 471
1500 38.10	1090 1090	755 755	900 900	624 624	880 880	610 610	730 730	506 506
1750 44.45	1150 1150	797 797	950 950	658 658	940 940	651 651	780 780	540 540
2000 50.80	1370 1370	949 949	1110 1110	769 769	1100 1100	762 762	900 900	624 624
2500 63.50	1500 1500	1039 1039	1220 1220	845 845	1220 1220	845 845	980 980	679 679
3000 76.20	1600 1600	1109 1109	1300 1300	901 901	1320 1320	915 915	1060 1060	734 734
3500 88.90	1700 1700	1178 1178	1370 1370	949 949	1410 1410	977 977	1130 1130	783 783
4000 101.60	1880 1880	1303 1303	1500 1500	1039 1039	1610 1610	1115 1115	1290 1290	894 894
5000 127.00	2000 2000	1386 1386	1590 1590	1102 1102	1770 1770	1226 1226	1400 1400	970 970
6000 152.40	2075 2075	1438 1438	1610 1610	1115 1115	1800 1800	1247 1247	1425 1425	987 987

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: 362 kV
BIL Rating: 1300 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: 440 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