AC Variable Frequency Drive
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Variable Frequency Drive is a DSP based general purpose AC Drive with state-of-the-art. Technology and incorporates the latest semiconductor power devices, with following salient features : Indigenously designed AC drives to with-stand Indian Power Conditions for Motor ControlSpace Vector Modulation TechniqueDC Bus Ripple cancellationLow output THD (total harmonic distortion)Output short circuit protection & various fault monitoring Custom designed human interface (HMI) Specifications: Ratings Available 0.37 kW to 600 kW 3 Phase, 380V/415V/480V, 50/60Hz, Input Rating Power Supply,Tolerance Voltage : +10%, -15%,Frequency +/-5%, Imbalance less than 3%Output Voltage 3 Phase, 380V to 480V (Proportional to input voltage)Output Frequency Range 1Hz to 400HzFrequency Stability Digital setting : +/-0.01% of max. FrequencyAnalog setting : +/-0.2% of max. Frequency (at temperatures -10oC to +50oC ambient)Output Rating Overload Capacity 150% for one minuteControl system Space vector modulation with bus ripple compensationAdjustable current limit Programmable 30 to 200% of drive rated currentStarting frequency 1 to 6Hz adjustableBase Frequency 30 to 400HzCarrier frequency 2kHz to 6kHz programmable in steps of 1kHzJog function Available with programmable speed/Acc/DecCatch on fly Drive will search the running Motor speed, catches it and then proceeds to the set speed.Jump frequency One jump frequency control with adjustable jump range DC injection Braking
AC Variable Frequency Drive
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AC Variable Frequency Drives available in wide range For AC 220 V for 0.25 HP to 3HP motor Thtee Phase For 0.25HP to 50 HP motor
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AC Variable Frequency Drive
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