AutomationDirect GS21-20P2

The AutomationDirect GS21-20P2 is a DURApulse GS20 series general-purpose AC variable frequency drive in an A1 frame. It accepts single-phase 230 VAC input and provides three-phase 230 VAC output for 3-phase induction and permanent magnet AC motors. It supports SVC, V/Hz, FOC and torque control modes and includes integrated dynamic braking, RS-485 communication and built-in Safe Torque Off.

Source checked10/10 values · 2026-10-26AutomationDirectVFD
Rated power
0.1864kW
Rated current
1.6A
IP rating
IP20

Specification

2 sources
Categoryvfd
Supply voltage230 VAC, 1-phase
Frame sizeA1
Operating temp min-20 °C
Operating temp max50 °C

Quick answers

What is the IP rating of the AutomationDirect GS21-20P2?
IP20, per DURApulse AC General Purpose Drive: 230 VAC, 1/4hp with 1-phase input, (VFD) (PN# GS21-20P2) | AutomationDirect (automationdirect.com).

Study notes

  • GS20 series general-purpose drive; A1 frame.
  • Single-phase 230 VAC input; three-phase 230 VAC output.
  • Control modes: SVC, V/Hz, FOC or torque.
  • Integrated dynamic braking; built-in reverse capability; no integrated EMI filter; not internally bypassed.
  • RS-485 (RJ45) and USB B ports; Modbus RTU/ASCII slave up to 115.2k baud.
  • Optional EtherNet/IP and Modbus TCP card available.
  • I/O includes 7 discrete inputs, 3 discrete outputs with one Form C relay, 2 analog inputs and 1 analog output.
  • Output frequency range 0.1–599 Hz; carrier frequency range 2–15 kHz; spring clamp terminals.
  • For use with 3-phase induction and permanent magnet AC motors; programming language is ladder.
  • Variable torque amperage rating is 1.8 A.

Safety

  • Built-in Safe Torque Off (STO).
  • IP20 enclosure; operating temperature range -20 to +50 °C.
  • UL Listed File # E198015; CE; RoHS.
  • User-supplied external fuse required.
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