Product Information

Specification

250 MCM 37Str Copper Primary UD Cable 12 AWG 1/3 Neutral TR-XLPE / LLDPE MV-90 133% 115 mil 8 kV

Application:

• Underground primary residential and commercial distribution circuits.
• May be used in wet or dry locations, installed in underground ducts or direct burial.

Also Known As:

250 MCM Copper TR-XLPE UD cable, 250 MCM LLDPE concentric neutral cable, 5kV-46kV underground primary cable, 250 MCM TR-XLPE insulated power cable, Concentric neutral primary cable, 250 MCM XLPE LLDPE power cable.

Standards:

• ICEA S-94-649: Standard for Concentric Neutral Rated Cables 5 – 46 kV.
• AEIC CS8: Specifications for Extruded Dielectric, Shielded Power Cable, rated 5 – 46 kV.

Construction:

• Conductor: Soft annealed uncoated copper Class B compressed or unilay compressed per ASTM B8 or hard drawn aluminum Class B compressed or unilay compressed stranding per ASTM B231. On request: strand filled. Sizes: 8 AWG – 1000 kcmil. On request: larger sizes.
• Conductor Shield: Semi conducting cross-linked polyethylene (XLPE). On request: super-clean and super-smooth materials.
• Insulation: Thermoset tree-retardant crosslinked polyethylene (TR-XLPE).
• Insulation Shield: Semi conducting cross-linked polyethylene (XLPE).
• Concentric Neutral: Soft annealed solid copper wires per ASTM B3, helically applied and uniformly spaced. Full or 1/3 Neutral. On request options: alternate neutral constructions, Water Swellable Powder (WSP), and ripcords.
• Jacket: Extruded to fill (Encapsulated) Black sunlight resistant linear low density polyethylene (LLDPE), with three Red Stripes.

Features:

• Low tension stripping compounds.
• RUS U-1 (15 kV & 25 kV).
• True Triple extrusion system and closed handling raw materials system, to eliminate any contact with ambient, until extrusion of insulation and shields.
• On request, Sealed conductor with strand filled compound passes the production water penetration tests per ICEA-T-31-610 at 15 psi for 60 minutes.
• When requested, Strand Filled compound meets compatibility test requirements in accordance with ICEA-T-32-610. 
• On request, Dual sealed cable (Strand Filled on conductor + WSP on Neutral wires) meets the water penetration requirements in accordance with ICEA-T-34-664.
• On request, can be UL Listed as MV90 for use in accordance with Article 328 of the NEC.
• On request, two abration resistant ripcords placed longitudinally 180° appart for easy jacket removal.

Specifications:

• Size: 250 MCM
• Number of Strands: 37
• Nominal OD Over Insulation (In):  0.84
• 1/3 Neutral Size: 12 AWG
• Number of Wires: 13
• Jacket Thickness (mil): 50
• Approximate Outside Diameter (In): 1.18
• Approximate Net Weight lb/kft: 1377

*Data provided on this page is subject to change based on different manufacturers' variances

** Images are for display purposes only refer to Product Technical Details for accurate information on the product.

In the case the material only comes in a predetermined color or doesn’t come with any color