Description:
250 MCM Hofstra URD Cable has only one conductor with a gauge size of 250 MCM. The aluminum conductor is jacketed with polyethylene which enables the cable to be used in areas of up to 90°C. The cable is used as a direct burial cable wiring up to 320 amps or can be installed in ducts where it delivers up to 250 amps.
Applications:
This secondary distribution wire is commonly used in residential settings. It is specifically meant for underground power transmissions this is resistant to rocky obstacles commonly found in these areas. Furthermore it can be used as a direct burial wire which involves direct insertion in to the soil with the use of a conduit or duct for protection. However its performance can be affected in these applications if the maximum temperature rating exceeds 90°C in both wet and dry locations.
Conductors:
The conductors are made of aluminum which are compressed at 1350-H19.
Insulation:
Aluminum URD cable has a cross-linked polyethylene insulation (XLPE) which can withstand high temperatures of up to 90°C.
Features:
• Robust and sturdy insulation
• It is resistant to high temperatures
• 600 volt URD cable
• Moisture and chemical resistant
Standards:
• ASTM B-230
• ASTM B-609
• ICEA S-105-692
• RUS ACCEPTED
Technical Specifications: | |
Phase Conductor Insulation Thickness: | 95 mls |
Size AWG: | 250 |
Stranding: | 26 |
Diameter Individual Wire Aluminum (Inches): | 0.542 |
Diameter Complete Cable (O.D.) (Inches): | 0.732 |
Weight Per 1000ft Total (Lbs.): | 315 |
Allowable Ampacity 90C (Amps): | 320 |
Allowable Ampacity in Ducts (Amps): | 250 |