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Frequency Converter

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  1. Industrial Static Frequency Converter (SFC)

    Nominal input voltage 220VAC, +/- 10% 3phase 4 wire+ground. Nominal Input frequency 60HZ +/- 5% Accurate output voltage 415VAC +/- 1% Accurate output frequency 50Hz+/-0.5% Output power factor 0.8 lagging to Unity Transient response For 100% step load change output stays within +/-5% and recovers within 20 milliseconds. Inverter technology used PWM, IGBT Based. Output waveform Pure sine wave Output overloading 100% for continuous 120% for 15mins 150% for 30secs Crest factor 3:1 DC AC conversion efficiency Greater than 90% Operating & Storage temp 0 to 40 deg C Humidity range 95% Rh (non condensing) Total Harmonic Distortion Less than 5% at linear load Generator compatible Yes Alarms warning Input Low Input High O/P Low O/P High O/P over load Trip Monitoring Indications & Protections Mains Normal Inverter Normal I/P Voltage (LCD) I/P Current (LCD) I/P Frequency (LCD) O/P Voltage (LCD) O/P Current (LCD) O/P Frequency (LCD) Mains high / Low Single phasing Overload Audible noise Less than 60 db at 1 meter. Cooling facility Forced air cooling & Natural Air cooling. Chassis design IP-54.
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