MCM is an abbreviation for thousands of circular mils, an old measurement of wire gauge. 1 MCM = 1 kcmil = 0.5067 square milimeters. A mil is 1/1000 inch. … MCM is generally used for very large-diameter wire.
What size wire is 500 MCM?
WIRE SIZE / STRANDINGApprox. Insulation Outside DiameterAWG / kcmilStrandsDia Inches400370.843500370.925600611.026
What Kcmil means?
KCMIL. A unit of cross-sectional measurement, especially of wire, equal to the area of a circle with a diameter of one mil.
What is Kcmil wire size?
kcmil—In the North American electrical industry, conductors larger than 4/0 AWG are generally identified by the area in thousands of circular mils (kcmil), where 1 kcmil = 0.5067 mm². A circular mil is the area of a wire one mil in diameter.What is 500 mcm cable used for?
500 MCM / 500 KCMIL Building Wire Applications. Perhaps the most common use for our 500 MCM Wire is for building wire applications. Additionally, 500 MCM Is often used as a large Copper or Aluminum Feeder cable in commercial and industrial electrical construction.
What does 500 mcm Thhn weigh?
The weight of one foot of 500 Mcm copper wire is 1.544 lbs.
What is 600 MCM wire?
THHN-600 MCM wire is intended for general-purpose applications as defined by the National Electrical Code (NEC). It is permitted for new construction or rewiring for the 600-volt applications.
What is the cross sectional area of a 500 Kcmil?
500 kcmil THHN = 0.7073 sq in.What does 500 MCM aluminum weigh?
Inches: 0.866. New Weight lb/1000FT: 543 lbs.
What is the diameter of 250 MCM wire?Outside Diameter: 0.720 inches.
Article first time published onWhat is MCM wire used for?
MCM is generally used for very large-diameter wire. Most wire uses AWG. MCM is also used for “million cubic meters.”
What is bigger 4 0 or 250 MCM?
Circular Mils Kcmil sizes are used instead of AWG for sizes larger than 4/0 AWG. The smallest standard size is 250 kcmil, the largest 2000 kcmil. The sizes follow no obvious logic.
How do you convert MCM to mm2?
1000 circular mil equals 0.5067 mm2, so for many purposes, a ratio of 2 MCM ≈ 1 mm2 can be used with negligible (1.3%) error.
How can I get Kcmil?
The n gauge wire’s cross sectional area An in kilo-circular mils (kcmil) is equal to 1000 times the square wire diameter d in inches (in). The n gauge wire’s cross sectional area An in square inches (in2) is equal to pi divided by 4 times the square wire diameter d in inches (in).
What increases the flexibility of a wire?
Most industrial wire is made up of multiple wire strands, called ‘base strands’, rather than being made of a solid piece of metal. Multiple strands make the wire more flexible, allowing it to bend and flex more easily than solid metal. The finer the base strand, the more flexible the wire.
What is MCM Thhn?
THHN stands for thermoplastic high heat-resistant nylon. Known for versatility and durability, it is the most common type of building cable. … Additionally, the cable is resistant to corrosion, excessive dryness, and the impact of chemicals. The building wire is rated 90 degrees Celsius in both wet and dry locations.
What is 350 MCM wire?
Cable TypeTHHN/THWN-2Wire Size350 MCM# of Conductors1 ConductorConductor MaterialBare CopperStranded or SolidStranded
What is 300 MCM wire?
This wire features a 300 AWG stranded bare copper conductor, PVC insulation, and a Nylon jacket. This bare copper building wire has a voltage rating of 600V and a maximum temperature of 90°C. It is suitable for use as general-purpose wiring for installation in conduit, cable trays, or other recognized raceway.
What does 600 MCM aluminum weigh?
Insulation Thickness Inches: 0.080. O.D. Inches: 0.973. New Weight lb/1000FT: 664 lbs.
What does 600 MCM copper weigh?
Specifications: Size AWG: 600. Weight per 1,000 ft: 1950 lbs. Outside Diameter: 1.026 inches.
How many amps is #1 Thhn good for?
Conductor Size (AWG/KCMIL)60°C (140°F) TW, UF90°C (194°F) TBS, SA, SIS, FEP, FEPB, MI, RHH, RHW-2, THHN, THHW, THW-2, THWN-2, XHH, XHHW, XHHW-2, USE-2, ZW38511529513011101451/0125170
How much does 750 mcm weigh?
Size AWG: 750 MCM. Weight: 2.74 lbs per ft. Number of Strands: 1850/. 0201.
What does #12 Thhn weigh?
AWG B&S GaugeDiameter (mils)Weight per 1000 ft. (lbs.)911439.31010231.51190.724.91280.819.8
What does 350 MCM copper weigh?
Specifications: Size AWG: 350. Weight per 1,000 ft: 1165 lbs. Outside Diameter: 0.830 inches.
What is the difference between Thhn and XHHW?
THHN/THWN-2:XHHW-2:W = Water ResistantW = Water ResistantN = Nylon Jacket(Not Required)-2 = Temperature Rated 90°C Wet/Dry-2 = Temperature Rated 90°C Wet/Dry
What is difference between Thhn and THWN?
THHN stands for Thermoplastic High Heat-resistant Nylon-coated. THWN wire is the same, but the “W” stands for water-resistant. The main difference between these two standards is their maximum temperature in wet locations. … However, most of these wires, so you can use THHN and THWN interchangeably.
What is number 2 aluminum rated for?
Conductor Size (AWG/KCMIL)60°C (140°F) TW, UF90°C (194°F) TBS, SA, SIS, FEP, FEPB, MI, RHH, RHW-2, THHN, THHW, THW-2, THWN-2, XHH, XHHW, XHHW-2, USE-2, ZW4557536585275100185115
What's Thhn wire?
THHN is a thermoplastic high-heat-resistant, nylon-coated wire. … Extremely popular as an inexpensive building wire, THHN wire serves its purpose admirably and can be used for wiring machine tools, control circuits, and certain appliances.
What is bigger 2 AWG or 4 AWG?
Diameter. A 2 gauge wire is thicker than a 4 gauge wire. In simple terms, the thicker the cable, the higher the current it can transfer. … Gauge 1 is the thickest, with the wire diameter decreasing as the gauge number increases.
What is the diameter of Number 2 aluminum wire?
AWGDiam. (mils)Pounds/1000ft225861.0322948.4420438.4518230.4
What is the diameter of 2 gauge wire?
AWG gaugeConductor Diameter InchesOhms per 1000 ft.20.25760.156330.22940.19740.20430.248550.18190.3133
