The Durapulse GS20 series of next-generation high-performance VFDs provides standard and advanced functions in a compact size. The ac drive series is IP66-/NEMA 4X-rated for operation in harsh environments. The drives feature dynamic braking, PID, removable keypad and RS-485 Modbus communication. It has single-phase input capability (all 230-Vac drives can be supplied single phase), a built-in PLC and an optional EtherNet/IP and Modbus TCP communication card. An available GS2 mode duplicates the parameter configuration of GS2 series mini ac drives. Speed control modes include standard V/Hz control with pulse input feedback, sensorless vector control for induction motors and permanent motors and field-oriented vector control open-loop speed regulation control.
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