Products / Medium-voltage power cable
Medium-voltage power cable
Shielded power cable, 5 kV to 35 kV, 2 AWG to 1000 kcmil, in copper and aluminum. Single-conductor, three-conductor, armored and underground distribution constructions.
- Construction, outside to inside
- Jacket
- Copper tape shield
- Insulation shield
- EPR insulation
- Conductor shield
- Conductor
Applications
Type MV-105 with EPR insulation and a copper tape shield is the standard feeder cable between the service or substation and transformers, switchgear and large motors, in conduit, duct bank and cable tray. TR-XLPE and concentric-neutral constructions cover underground distribution.
- Service and feeder circuits, 5 kV to 35 kV
- Duct bank, conduit and cable tray
- Transformer, switchgear and generator connections
- Solar and wind collection circuits
Power cable
| Type | Construction | Rating | Standard |
|---|---|---|---|
| 1/C Type MV-105 | EPR insulation, 5 mil copper tape shield, PVC jacket | 5, 8, 15, 25, 35 kV | UL 1072; ICEA S-93-639 / NEMA WC 74; AEIC CS8 |
| 3/C Type MV-105 | Three shielded conductors with ground, overall PVC jacket | 5 kV to 35 kV | UL 1072; ICEA S-93-639 / NEMA WC 74 |
| 1/C Type MV-90 | TR-XLPE insulation, copper tape or wire shield, PVC or LLDPE jacket | 5 kV to 35 kV | UL 1072; ICEA S-97-682 |
| Type MV-90, nonshielded | EPR insulation, PVC or CPE jacket | 2.4 kV | UL 1072; ICEA S-96-659 / NEMA WC 71 |
Armored
| Type | Construction | Rating | Standard |
|---|---|---|---|
| Type MC, interlocked armor | 3/C Type MV-105 with ground, aluminum or galvanized steel interlocked armor, PVC jacket | 5 kV to 35 kV | UL 1072, 1569 |
| Type MC-HL | 3/C Type MV-105 with ground, continuously welded and corrugated aluminum sheath, PVC jacket | 5 kV to 35 kV | UL 1072, 2225 |
Underground distribution
| Type | Construction | Rating | Standard |
|---|---|---|---|
| Primary UD (URD) | TR-XLPE or EPR insulation, copper concentric neutral, LLDPE jacket; aluminum or copper conductor | 15, 25, 35 kV | ICEA S-94-649; AEIC CS8 |
1/C Type MV-105 construction
| Item | Component | Description |
|---|---|---|
| 1 | Conductor | Class B compressed or compact copper; ASTM B3, B8, B496 |
| 2 | Conductor shield | Extruded semiconducting thermoset |
| 3 | Insulation | Ethylene propylene rubber (EPR) |
| 4 | Insulation shield | Extruded semiconducting thermoset, free-stripping |
| 5 | Metallic shield | 5 mil bare copper tape, helically applied, 25% overlap |
| 6 | Jacket | PVC, sunlight resistant; CPE or LSZH to order |
| Conductor temperature | 105 °C continuous; 140 °C emergency; 250 °C short circuit |
|---|---|
| Installation | Wet or dry; conduit, duct and cable tray (1/0 AWG and larger, marked for CT use); direct burial where so marked |
| Flame test | UL 1685; IEEE 1202 |
Insulation thickness
Type MV-105, nominal, mils.
| Voltage class | 100% level | 133% level |
|---|---|---|
| 5 kV | 90 | 115 |
| 8 kV | 115 | 140 |
| 15 kV | 175 | 220 |
| 25 kV | 260 | 320 |
| 35 kV | 345 | 420 |
Options
| Conductor | Class B compressed or compact copper; AA-8000 series or 1350 aluminum |
|---|---|
| Sizes | 2 AWG to 1000 kcmil; minimum 1 AWG at 25 kV, 1/0 AWG at 35 kV |
| Jacket | PVC; CPE; LSZH; LLDPE on Type MV-90 and URD |
| Put-up | Single reels; paralleled reels; triplexed assemblies; cut lengths |
| Data sheets | Dimensions, weights and electrical data by size, issued with the quotation |
