Industrial Drives & Automation
Drive-duty isolation, output filters, reactors and control magnetics for VFD and motor-driven systems. Every unit is built to your specification — share your ratings and duty cycle and we engineer to match.
Constant Voltage Transformers
A Constant Voltage Transformer (CVT), also called a ferroresonant transformer, holds its output…
Control Transformers
Control transformers (also called control-circuit or machine-tool transformers) are small…
Converter Grade Transformers
Converter-grade (rectifier-duty / converter-duty) transformers are built to feed the input of…
Inverter Grade Transformers
Inverter-grade (inverter-duty) transformers are designed to sit on the output of inverters and…
Filter Inductors
Filter inductors are series chokes used to smooth current, attenuate ripple and harmonics, and…
Line Reactors / Inductors
A line reactor (input/AC line choke) is a three-phase series inductor installed between the supply…
Current Transformers
A current transformer (CT) is an instrument transformer whose secondary current is, within its…
Passive Harmonic Filter
A passive harmonic filter is a line-side LCL network of reactors and tuned capacitors connected…
Active Harmonic Filters
An active harmonic filter (AHF) is a shunt-connected IGBT PWM power converter that continuously…
Passive Broad Band Harmonic Filter
A passive broad-band harmonic filter (BBF) is a wide-bandwidth LC filter that attenuates a…
Sine Wave Filters
A sine-wave (sine) filter is a low-pass LC filter fitted on the output of a PWM variable-frequency…
DV/DT Filters
A dV/dt filter is a compact L-R-C output filter fitted between a PWM drive and its motor to slow…
1PH - 3PH Inverters
A power inverter converts DC input (from batteries, rectifiers, solar arrays or a DC bus) into…
ACE Regenerative Systems
A regenerative (active) load system replaces a conventional resistive/reactive load bank used to…
AC-DC Rectifiers
An AC-DC rectifier converts alternating-current mains supply into a stable direct-current output…
PWM Rectifiers
A PWM rectifier (also called an active front-end, AFE) is an IGBT-based AC-to-DC converter that…
Frequency Converters
A frequency converter is a power-electronics unit that converts incoming AC mains into stable…
Motor Control Automation
Motor Control & Automation covers the panels and systems used to start, stop, speed-regulate…
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