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Our custom three-phase inductors are used in applications including aviation, power conditioning, renewable energy power conversion and high-power battery charging, to name a few.
Designs may incorporate foil and high-temperature windings, strip-wound amorphous metal, ferrite or high-grade steel cores. Dimensions and mountings are tailored to suit your specific need. Inductors can also be incorporated into the primary winding of a transformer to save both cost and space.
Zig-Zag
High Current / High Frequency / High Voltage
Litz / Copper Foil Winding
Recent Work
3 Phase Inductive Load (EC Custom Model 222036)
20uH @ 50Arms, 30-500Hz.
Constructed with copper foil & grain oriented electrical steel.
Overall dim: 4"W x 3.85"H x 2.25"D.
Approx. Inductor weight: 3.0 Lbs.
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Motor Simulating Inductor 39uH (EC Custom Model 220036)
3 Phase, 39uH @ 70Arms, 400-1500Hz
Weight: 16 Lbs
Temp Class: 180C
Operating voltage: 600V
Built with Nanocrystalline Core and Copper Foil wound 0.8mm x 2.25” wide
Custom Brackets and Bus Bar terminations
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Three-Phase AC Reactor - 3KVAR @ 400Hz (Model 216037)
This AC Inductor is one of a family of parts designed for airport ground support test equipment. Used on a 400Hz, 208V line-line power system (120V line-neutral), this reactor is constructed using 10AWG rectangular magnet wire assembled on a specialty M2 electrical grade shunt steel core and non-magnetic aluminum brackets. Class H (180C) insulation system.
3-phase inductors are essential components in modern electrical systems, providing stable current, reducing energy losses, and supporting high-power, continuous loads. Compared to single-phase inductors, three-phase designs offer greater efficiency, improved voltage stability, and enhanced power quality, making them ideal for industrial drives, power factor correction, and critical infrastructure
Inductance: uH to H
Currents to 1100A nominal, AC or DC
AC Ripple Current and Harmonics accommodated to specification
Working Voltage up to 12kV (depending on frequency); multiple stages possible for higher outputs
Frequency: 25Hz to 500kHz (typical)
Temperature Class to 220C (155C / Class F typical)
Weight: 0.06 oz / 1g to 550 lbs / 250kg
Multiple taps as required
Dielectric Strength (hipot) to 30kVac or 20kVdc
Parts can be vacuum varnished or molded with a variety of hard or soft encapsulant materials with thermal conductivity.
Wire sizes from 1-45 AWG or Copper Foil to 0.050in thick (in multiple layers for higher current); Litz wire for higher frequency
What are 3 phase inductors used for?
3-phase inductors are utilized in industrial drives, renewable energy systems, electric vehicle charging, power factor correction, and any application that requires efficient handling of high power and stable current flow.
What are the advantages of 3-phase inductors over single-phase inductors?
Three-phase inductors provide higher efficiency, reduced energy losses, improved voltage stability, and better support for continuous high-power loads. They are also more compact and reduce harmonics in power systems.
Can 3-phase inductors be customized for specific applications?
Yes, at Electronic Craftsmen, all 3 phase inductors can be fully customized in terms of inductance, current rating, frequency range, core material, and physical dimensions to meet unique project requirements.
What industries commonly use 3-phase inductors?
Industries include aviation, renewable energy, electric vehicle infrastructure, industrial automation, power conditioning, and battery charging.
How do I select the right 3-phase inductor for my application?
Selection depends on power requirements, frequency, current, voltage, space constraints, and environmental conditions. Our engineering team can assist you in specifying the optimal solution for your needs