Listing ID #3973311
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Type SE – 15-1
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Single Phase Servo-Controlled Voltage Stabilizer. Suitable for use with single phase equipment.
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Type SE – 15-3U
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Three-phase Servo-Controlled Voltage Stabilizer. Recommended for use with unbalanced input supply voltage and/or unbalanced loads.
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It consists of three single phase units connected in star. Each unit has a motorized single phase variac and a series transformer. Voltage of each phase is independently sensed and corrected to the desired value.
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These units are, therefore, suitable for use with unbalanced input supply voltages and unbalanced loads.
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Type SE – 15-3B
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Three-phase Servo-Controlled Voltage Stabilizer. Recommended for use where 3-phase input supply and load are balanced i.e. all line voltages and currents are same.
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This regulator employs a three phase variable transformer (3 nos. of single phase variable transformers mechanically coupled) driven by a single servo motor and three-phase series transformers. The Output voltage between ‘R&Y’ phase is sensed and all the three phase output are corrected accordingly. These units are, therefore, suitable only for use with balanced 3-phase mains supply. If balanced mains supply cannot be ensured, TYPE SE – 15-3U should be used.