USE-2

Thermoset insulated underground service-entrance conductor.

United States

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Sizes, construction & electrical data

USE-2 / TECHNICAL DATA

Sizes, construction & electrical data

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Dimensional and electrical reference · Copper · 600 V

Conductor material: Copper (Cu)
Insulation material: XLPE
Rated voltage: 600 V
Maximum conductor temperature: 90°C
Ampacity basis: 2023 NEC Table 310.16; applicable correction and termination rules apply

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Dimensional and electrical reference · Copper · 600 V
Configuration	Nominal area / conductormm²	Conductor sizeAWG / kcmil	Strands per conductor	Diameter over bare conductormm	Insulation wallmm	Diameter over insulationmm	Overall dimensions / diametermm	Copper weightkg/km	Approximate cable weightkg/km	Minimum bend radiusmm	DC conductor resistance at 25°CΩ/km	AC resistance at 75°CΩ/km	Inductive reactance at 60 HzΩ/km	Reference ampacity, 75°C columnA	Reference ampacity, 90°C columnA
14 AWG	2.081	14	7	1.803	1.143	4.089	4.191	17.9	31.3	17.78	8.632	10.712	0.19	20	25
12 AWG	3.309	12	Solid	2.057	1.143	4.343	4.445	28.3	41.7	17.78	5.453	6.768	0.177	25	30
12 AWG	3.309	12	7	2.261	1.143	4.547	4.648	29.8	43.2	17.78	5.453	6.768	0.177	25	30
10 AWG	5.261	10	7	2.87	1.143	5.156	5.258	47.6	64	20.32	3.412	4.236	0.164	35	40
8 AWG	8.366	8	7	3.607	1.524	6.655	6.807	—	102.7	27.94	2.142	2.657	0.171	50	55
6 AWG	13.302	6	7	4.521	1.524	7.569	7.722	120.5	153.3	30.48	1.348	1.673	0.167	65	75
4 AWG	21.151	4	7	5.715	1.524	8.763	8.915	190.5	230.7	35.56	0.846	1.05	0.157	85	95
3 AWG	26.67	3	7	6.401	1.524	9.449	9.601	241.1	284.2	38.1	0.673	0.833	0.154	100	115
2 AWG	33.631	2	7	7.188	1.524	10.236	10.389	303.6	352.7	40.64	0.531	0.659	0.148	115	130
1 AWG	42.408	1	19	8.179	2.032	12.243	12.421	383.9	458.4	50.8	0.42	0.522	0.151	130	145
1/0 AWG	53.475	1/0	19	9.195	2.032	13.259	13.411	483.7	565.5	53.34	0.335	0.417	0.144	150	170
2/0 AWG	67.431	2/0	19	10.287	2.032	14.351	14.529	610.1	699.4	58.42	0.269	0.335	0.141	175	195
3/0 AWG	85.029	3/0	19	11.582	2.032	15.646	15.799	770.9	869.1	63.5	0.21	0.259	0.138	200	225
4/0 AWG	107.219	4/0	19	13.005	2.032	17.069	17.221	974.7	1083.4	68.58	0.167	0.207	0.135	230	260
250 kcmil	126.677	250	37	14.173	2.413	18.999	18.847	1147.4	1287.3	76.2	0.141	0.174	0.135	255	290
300 kcmil	152.012	300	37	15.519	2.413	20.345	20.168	1378	1526.9	81.28	0.118	0.148	0.135	285	320
350 kcmil	177.348	350	37	16.789	2.413	21.615	21.869	1608.7	1772.4	86.36	0.102	0.128	0.131	310	350
400 kcmil	202.683	400	37	17.932	2.413	22.758	22.479	1837.9	2007.5	88.9	0.089	0.115	0.131	335	380
500 kcmil	253.354	500	37	20.041	2.413	24.867	24.536	2296.2	2485.2	99.06	0.069	0.089	0.128	380	430
600 kcmil	304.024	600	61	21.996	2.794	27.584	27.229	2757.6	2994.2	137.16	0.059	0.079	0.128	420	475
750 kcmil	380.031	750	61	24.587	2.794	30.175	29.743	3445.1	3708.5	149.86	0.046	0.062	0.125	475	535
1000 kcmil	506.707	1000	61	28.372	2.794	33.96	34.265	4595.5	4903.5	170.18	0.036	0.052	0.121	545	615