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RoHS Compliant Cables & Wires:
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TECHNICAL INFORMATION
Copper and Aluminum Price Calculation Copper & Alu Price Calculation
Reference to DIN VDE Standards Reference to DIN VDE Standards
Harmonized Identification Harmonized Identification
Code Designations Code Designations
Conductor Diameters according to VDE 0295 (DIN EN 60228) Conductor Diameters and Resistance
Strand Make-up according to DIN VDE 0295, IEC 60228 & HD 383 Strand Make-up acc. to DIN VDE 0295, IEC 60228 & HD 383
Nominal & Operating Voltage Nominal & Operating Voltage
Current Carrying Capacity for Power Cables & Wires Current Carrying Capacity for Power Cables & Wires
Installation Methods & Operating Conditions Installation Methods & Operating Conditions
Laying Conditions for Power Cables Laying Conditions for Power Cables
Current Ratings for Installation Current Ratings for Installation
Color Codes Color Codes
Bending Radius & Chemical Resistance Bending Radius & Chemical Resistance
Heat Resistance & Caloric Load Values Heat Resistance & Caloric Load Values
Installation Instructions for UL and CSA Cables  Installation Instructions for UL and CSA Cables
AWG Wires & AWG Stranded Conductors AWG Wires & AWG Stranded Conductors
US and British Units - Conversions US and British Units - Conversions
Current Ratings for UL-CSA Cables Current Ratings for UL-CSA Cables
List of UL-Styles List of UL-Styles
Index British Standard Index British Standard
International Abbreviations International Abbreviations
Characteristics of Insulating and Jacket Materials Characteristics of Insulating and Jacket Materials
Definitions: Classes of Stress in Flexible Cables and Insulated Wires Definitions: Classes of Stress in Flexible Cables and Insulated Wires
Safety Requirements Safety Requirements
Glossary of Terms: Cables & Wires Glossary of Terms: Cables & Wires
International Certification Marks & Testing Institute International Certification Marks & Testing Institute
Formulas of Electronic & Power Engineering Formulas of Electronic & Power Engineering
Cable-Drums - Capacity & Cable Lengths Cable-Drums - Capacity & Cable Lengths
Notes on CE-Marking Notes on CE-Marking
European Directives European Directives
TECHNICAL INFORMATION - OVERVIEW
View Technical Information - Index View Technical Information - Index

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US-American and British units - Conversion of usual measuring units

Units for cables and wires
In the US the measurements are mainly used in AWG-numbers (AWG = American Wire Gauge). The AWG-numbers conform the British B&S-numbers (B&S = Brown & Sharp)
AWG No. Cross-section mm² Diameter mm Conductor Resistance Ohm/km AWG No. Cross-section mm² Diameter mm Conductor Resistance Ohm/km
1000 MCM* 507 25.4 0.035 14 2.08 1.63 8.79
750 380 22.0 0.047 15 1.65 1.45 11.20
600 304 19.7 0.059 16 1.31 1.29 14.70
500 254 20.7 0.07 17 1.04 1.15 17.80
400 203 18.9 0.09 18 0.8230 1.0240 23.0
350 178 17.3 0.10 19 0.6530 0.9120 28.3
300 152 16.0 0.12 20 0.5190 0.8120 34.5
250 127 14.6 0.14 21 0.4120 0.7230 44.0
4/0 107.2 11.68 0.18 22 0.3250 0.6440 54.8
3/0 85.0 10.40 0.23 23 0.2590 0.5730 70.1
2/0 67.5 9.27 0.29 24 0.2050 0.5110 89.2
0 53.4 8.25 0.37 25 0.1630 0.4550 111.0
1 42.4 7.35 0.47 26 0.1280 0.4050 146.0
2 33.6 6.54 0.57 27 0.1020 0.3610 176.0
3 26.7 5.83 0.71 28 0.0804 0.3210 232.0
4 21.2 5.19 0.91 29 0.0646 0.2860 282.0
5 16.8 4.62 1.12 30 0.0503 0.2550 350.0
6 13.3 4.11 1.44 31 0.0400 0.2270 446.0
7 10.6 3.67 1.78 32 0.0320 0.2020 578.0
8 8.366 3.26 2.36 33 0.0252 0.1800 710.0
8 6.63 2.91 2.77 34 0.0200 0.1600 899.0
10 5.26 2.59 3.64 35 0.0161 0.1430 1125.0
11 4.15 2.30 4.44 36 0.0123 0.1270 1426.0
12 3.30 2.05 5.41 37 0.0100 0.1130 1800.0
13 2.62 1.83 7.02 38 0.00795 0.1010 2255.0

4/0 is also stated: 0000; 1 mil = 0.001 inch = 0.0254 mm
* for bigger cross-section the sizes in MCM (circular mils)

39 0.00632

0.0897

2860.0

1 CM = 1 Circ. mil. = 0.0005067 mm²
1 MCM = 1000 Circ. mils = 0.5067 mm²



General Measuring Units
Length

1 mil

= 0.0254 mm

1 in (inch)

= 25.4 mm

1 ft (foot)

= 0.3048 m

1 yd (yard)

= 0.9144 m

1 ch (chain)

= 20.1 m

1 mile (land mile)

= 1.609 km

 

= 1760 yards

1 mile (nautic mile)

= 1.852 km

1 mm

= 0.039370 inches

1 m

= 39.370079 inches

Area

1 CM (circ. mil)

= 0.507 x 10-3 mm²
1 MCM = 0.5067 mm²

1 sq. inch (sq. inch)

= 645.16 mm²

1 sq. ft. (sq. foot)

= 0.0929 m²

1 square yard

= 0.836 m²

1 acre

= 4047 m²

1 square mile

= 2.59 km²

Density

1 cu. in. (cubic inch)

= 16.39 cm³

1 cu. ft. (cubic foot)

= 0.0283 m³

1 cu. yd. (cubic yard)

= 0.7646 m³

1 gal. (US gallon)

= 3.785 l

1 gal. (brit gallon)

= 4.546 l

1 US pint

= 0.473 l

1 US quart

= 0.949 l

1 US barrel

= 158.8 l

Temperature

F (Fahrenheit)

= (1.8 x C) + 32°

C (Celsius)

= 0.5556 x (F - 32°)

Weight

1 grain

= 64.8 mg

1 dram

= 1.77 g

1 oz (ounce)

= 28.35 g
1 lb (pound) = 0.4536 Kp
1 stone = 6.35 Kp
1 qu (quarter) = 12.7 Kp
1 US-cwt (hundred-weight) = 45.36 Kp

1 US ton (short ton)

= 0.907 t

1 brit. ton (long ton)

= 1.016 t

Force

1 lb

= 4.448 N
1 brit. ton = 9954 N
1 pdl (Poundal) = 0.1383 N
I kp = 9.81 N
1 N = 0.102 kp

Velocity

1 mile/h

= 1.609 km/h

1 Knoten

= 1.852 km/h

1 ft/s

= 0.305 m/s

1 ft/min

= 5.08 x 10-3 m/s

Energy

1 lb/mile

= 0.282 kg/m

1 lb/yard

= 0.496 kg/m

1 lb/foot

= 1.488 kg/m

Radiation absorbed dose

1 Cray

= 1 J/kg

1 rad

= 10-2 J/kg = 1 Centi Gy = 0.01 Gy

1 Centi

= 100 Joule

1 rad

= cJ/kg = 0.01 Gy

1 Mrad

= 106 cJ/kg

Pressure

1 psi (lb/sq.) = 68.95 mbar
  = 6.895 x 10-3 Nmm²

1 lb/sq. ft.

= 0.478 mbar

1 pdl/sq. ft.

= 1.489 N/m²

1 in Hg

= 33.86 mbar

1 ft H2O

= 29.89 mbar

1 in H2O

= 2.491 mbar

1 N/mm²

= 145 psi = 10 bar

1 kp/mm²

= 1422 psi

1 at

= 736 Torr = 1 kp/cm²

1 Torr

= 1 mm Hg

1 bar

= 0.1 H Pa

1 Pa

= 1 N/m²

Density

1 lb/cu. ft.

= 16.02 kg/m³

1 lb/cu. in.

= 27.68 t/m³

Horse power

1 hp x h

= 1.0139 PS x h

 

= 2.684 x 106 Joule

 

= 746 Wh

1 BTU (brit. therm. unit) = 1055 Joule


Electrical units

1 ohm/1000 yd

= 1.0936 Ω/km

1 ohm/1000 ft

= 3.28 Ω/km

1 µF/mile

= 0.62 μ

1 megohm/mile

= 1.61 MΩ/km

1 µµf/foot

= 3.28 pF/m

1 decibel/mile

= 71.5 mN/m

Power rate

1 PS

= 0.736 kW

1 kW

= 1.36 PS

1 hp

= 0.7457 kW

1 kW

= 1.31 hp

Sealcon offers over 6,000 different Types and Sizes of RoHS Compliant Liquid Tight Strain Relief Fittings, Cord Grips, Cable Glands, Circular Connectors, Conduit Fittings System and Other Related Cable Management Products which are rated the best in the industry.
Liquid Tight Strain Relief, Cord Grips, Cable Gland Fittings Liquid Tight Strain Relief, Cord Grips, Cable Gland Fittings: NPT, Metric, & PG Threads, Materials: Nylon, Nickel Plated Brass, PVDF (for chemicals and extreme temperatures) & Stainless Steel, NEMA 4x and 6 (IP68).
Circular Connectors Circular Connectors (M16, M23, RJ45, M27 and M40): Signal (3-28 pin/socket configurations) & Power (6 & 8 pin/socket configurations). Push-Pull, Stainless Steel, Over Molded Cordsets & Industrial Ethernet.
Conduit System Conduit System: Push-In and Turn-To-Seal Fittings: Straight and 90° Snap Elbow, Double-Seal Fittings, Snapclic DUO: Nylon & Nickel Plated Brass, Bulkhead/Flange, Flexible Corrugated Conduit.
Hazardous Location / Explosive Proof Cord Grips, Cable Glands Hazardous Location / Explosive Proof Cord Grips, Cable Glands: are stamped with the approvals on the products showing your application is EEx e or ATEX compliant.
Materials: Nylon, Nickel Plated Brass, PVDF & Stainless Steel.
Adapters, Enlargers, Reducers Adapters, Enlargers, Reducers: Our Newest product line of Thread Adapters, Thread Reducers, Thread Enlargers! Available in Black or Gray Nylon, Nickel Plated Brass & Stainless Steel.
Cable Accessories Cable Accessories: Locking Nuts, O-Rings, Seal Rings, Dome Plugs, Hex Plugs, Hole Plugs, Socket & Ratchet Wrenches, Multi-Hole & Romex® Inserts.
Hummel Enclosures Hummel Enclosures: Made of Polycarbonate, ABS (Acryl-Butadiene-Styrene), Polystyrene, Aluminum, Steel/Stainless Steel, with Gray or Transparent Lids, available with Hinges and Latches, Plain Walls or Knockouts.

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