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AutomationDirect DURApulse GS23-4020

The DURApulse GS23-4020 is an enclosed AC general purpose variable frequency drive for 3-phase 460 VAC input, rated 20 hp. It supports SVC, V/Hz, FOC and torque control modes, includes RS-485 Modbus RTU/ASCII communication, integrated dynamic braking and built-in Safe Torque Off (STO). An optional card adds EtherNet/IP and Modbus TCP.

Source checked11/11 values · 2026-10-26AutomationDirectVFD
Rated power
14.914kW
IP rating
IP20
Weight
5.0349kg

Specification

2 sources
Categoryvfd
Supply voltage460 VAC
Frame sizeE
Output typePWM output
Operating temp min-20 °C
Operating temp max50 °C

Quick answers

How much does the AutomationDirect DURApulse GS23-4020 weigh?
5.0349 kg, per DURApulse AC General Purpose Drive: 460 VAC, 20hp with 3-phase input, (VFD) (PN# GS23-4020) | AutomationDirect (automationdirect.com).
What is the IP rating of the AutomationDirect DURApulse GS23-4020?
IP20, per DURApulse AC General Purpose Drive: 460 VAC, 20hp with 3-phase input, (VFD) (PN# GS23-4020) | AutomationDirect (automationdirect.com).

Study notes

  • Control modes: SVC, V/Hz, FOC or torque.
  • Input: 3-phase 460 VAC, 32 A rated; 36 A variable torque.
  • Output frequency range 0.1–599 Hz; carrier frequency 2–15 kHz.
  • Communication: RS-485 (RJ45) and USB B; Modbus RTU/ASCII slave up to 115.2k baud.
  • Optional EtherNet/IP and Modbus TCP card available.
  • Discrete I/O: 7 inputs (24 VDC sinking/sourcing), 3 outputs (relay/sinking/sourcing).
  • Analog I/O: 2 inputs (current/voltage), 1 output (current/voltage).
  • Integrated dynamic braking; built-in reverse capability.
  • Programming language: Ladder.
  • For use with 3-phase induction and permanent magnet AC motors.
  • Frame size E; panel or wall mounting.

Safety

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