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SER
Service & underground

SER

Round service-entrance cable for permitted above-ground power distribution.

United States
Sizes, construction & electrical data
SER / TECHNICAL DATA

Sizes, construction & electrical data

Dimensional and electrical reference · Copper · 600 V

Conductor material
Copper (Cu)
Insulation material
PVC + nylon
Rated voltage
600 V
Maximum conductor temperature
90°C
Jacket / armour
PVC
Ampacity basis
2023 NEC Table 310.16; applicable correction and termination rules apply
Installation environment
Above ground; permitted wet / dry use
Dimensional and electrical reference · Copper · 600 V
ConfigurationNominal area / conductormm²Conductor sizeAWG / kcmilInsulated conductorsDiameter over bare conductormmStrands per conductorInsulation wallmmNeutral / bare conductorNo. × AWGOuter jacket wallmmOverall dimensions / diametermmCopper weightkg/kmApproximate cable weightkg/kmMinimum bend radiusmmMaximum pulling tensionNDC conductor resistance at 25°CΩ/kmAC resistance at 75°CΩ/kmInductive reactance at 60 HzΩ/kmReference ampacity, 75°C columnAReference ampacity, 90°C columnASelection
6/313.302634.52171.1431x60.76218.034486.6626.571.122797.91.3481.6730.1676575
4/321.151435.71571.1431x60.76219.99702.4870.678.744452.70.8461.050.1578595
3/326.67336.40171.1431x50.76221.717885.5107086.365613.70.6730.8330.154100115
2/333.631237.18871.1431x40.76223.6981117.61318.593.987081.60.5310.6590.148115130
1/342.408138.179191.3971x30.76229.1081409.31683.1144.7889320.420.5220.151130145
1/0/353.4751/039.195191.3971x20.76231.5211778.42077.5157.4811271.80.3350.4170.144150170
2/0/367.4312/0310.287191.3971x10.76234.2142241.22574.5170.1814207.60.2690.3350.141175195
3/0/385.0293/0311.582191.3971x1/00.76237.13528263177.2185.42179130.210.2590.138200225

Typical applications

Service equipment and permitted panel feeders.

Design advantages

Multiple power conductors in one jacketed assembly.

Selection notes

SE cable is not permitted underground, even in conduit. Neutral and grounding must match the system.

Standards to review

UL 854; NFPA 70 §338

Related cable families

TGS · VIETNAM

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