TNS(SVC)Series Automatic Three-phase AC Voltage Regulator
Input Voltage :there-phase(260~430)VAC 3P4W system
Output voltage:380V±3%,3P4W system
Frequency:50/60Hz
Efficiency:>95%
Response time:<1s,when input voltage changes by 10%
Rated capacity:(3~100)kVA
Description
The TNS series is assembled from single-phase TND (SVC) series automatic voltage regulators, featuring independent phase-separated regulation for three phases, which ensures stable and safe voltage for each phase. The power input of the device adopts a three-phase four-wire system with star (Y) connection, and the output can be configured as either a three-phase four-wire system or a three-phase three-wire system. Three ammeters respectively display the output current of each phase, and a changeover switch is used in conjunction with a voltmeter to measure the output line voltage of each phase through gear shifting. Models with a rated capacity of 20 kVA and above are composed of three single-phase automatic voltage regulators of corresponding capacities, adopting an autotransformer design.
Typical Applications
Industrial Manufacturing Equipment
Stabilized power supply for high-power industrial equipment such as CNC machine tools, injection molding machines, textile machinery, printing equipment and production lines.
Complete Electrical Equipment
Support high and low voltage distribution cabinets, variable frequency control systems and reactive power compensation devices to improve system reliability.
Medical Precision Instruments
Ensure continuous and stable voltage for large medical testing equipment, imaging equipment and laboratory precision instruments.
Construction & Commercial Equipment
Applied to elevators, central air conditioners, water pumps, fans, fire fighting equipment and other supporting electromechanical devices.
Mining & Industrial Enterprises
Meet voltage stabilization requirements of mining machinery, metallurgical equipment, chemical production lines and other harsh working conditions.
Data & Communication Field
Provide uninterrupted stabilized power for data center rooms, server clusters, communication base stations and security monitoring systems.






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