AutomationDirect DURApulse GS21-23P0

The GS21-23P0 is an enclosed DURApulse GS20 series general-purpose AC variable frequency drive. It runs from a single-phase 230 VAC supply and produces a three-phase output for induction or permanent magnet AC motors, rated 3 hp. Control modes are SVC, V/Hz, FOC and torque, and the drive includes an RS-485 port, a USB B port and integrated dynamic braking.

Source checked11/11 values · 2026-10-26AutomationDirectVFD
Rated current
11A
IP rating
IP20
Weight
1.5876kg

Specification

2 sources
Categoryvfd
Supply voltage230 VAC
Frame sizeC
Output typePWM output
Operating temp min-20 °C
Operating temp max50 °C

Quick answers

How much does the AutomationDirect DURApulse GS21-23P0 weigh?
1.5875733 kg, per DURApulse AC General Purpose Drive: 230 VAC, 3hp with 1-phase input, (VFD) (PN# GS21-23P0) | AutomationDirect (automationdirect.com).
What is the IP rating of the AutomationDirect DURApulse GS21-23P0?
IP20, per DURApulse AC General Purpose Drive: 230 VAC, 3hp with 1-phase input, (VFD) (PN# GS21-23P0) | AutomationDirect (automationdirect.com).

Study notes

  • Supply is 1-phase 230 VAC; output is 3-phase 230 VAC.
  • Amperage rating 11 A; variable torque amperage rating 12.5 A.
  • Output frequency range 0.1-599 Hz; carrier frequency range 2-15 kHz.
  • Control modes: SVC, V/Hz, FOC or torque. Built-in reverse capability.
  • Communication: (1) RS-485 (RJ45) and (1) USB B, up to 115.2k baud; port protocols Modbus RTU Slave and Modbus ASCII Slave.
  • EtherNet/IP and Modbus TCP are available only through an optional card, not built in.
  • I/O: 7 discrete inputs at 24 VDC (sinking/sourcing), 3 discrete outputs (one Form C SPDT relay) rated 3 A/point relay and 50 mA/point discrete.
  • Analog: 2 input channels (0-20 mA and 4-20 mA, +/-10 VDC, 10-bit and 12-bit resolution) and 1 output channel (0-20 mA and 4-20 mA, 0-10 VDC, 10-bit).
  • Programming language is ladder; configuration via GSOFT2 software.
  • Connector type is spring clamp terminals; mounting is panel or wall.
  • Integrated EMI filter: No. Internally bypassed: No.

Safety

  • Safe Torque Off (STO) is built in.
  • Enclosure is IP20, so it must be installed in a suitable enclosure for most environments.
  • A user-supplied external fuse is required.
  • Agency approvals: UL Listed file E198015, CE, RoHS. No UL Recognized, UL Hazardous or CSA file is listed.
  • Operating temperature rating -20 to +50 deg C.
↑↓ navigate↵ openesc close