# AutomationDirect GS33-23P0

Hardware · `GS33-23P0` · verification: source checked

The GS33-23P0 is an enclosed DURApulse GS30 series AC variable frequency drive from AutomationDirect. It operates from a 230 VAC three-phase input and provides 230 VAC three-phase output for 3 hp motors, with SVC, V/Hz, FOC, encoder, and torque control modes. It includes RS-485 and USB B ports, integrated dynamic braking, and built-in Safe Torque Off.

## Specification

| Property | Value |
|---|---|
| Category | vfd |
| Supply voltage | 230 VAC |
| Rated power | 2.2371 kW |
| Rated current | 11 A |
| Frame size | C1 |
| IP rating | IP20 |
| Operating temp min | -20 °C |
| Operating temp max | 50 °C |

## Connected

- Manufacturer: [AutomationDirect](https://machineschema.com/manufacturer/automationdirect.md)
- Protocols: [MODBUS ASCII](https://machineschema.com/protocol/modbus-ascii.md), [MODBUS RTU](https://machineschema.com/protocol/modbus-rtu.md)

## Safety

- Built-in Safe Torque Off (STO) function.
- Requires a user-supplied external fuse.
- Agency approvals include UL Listed File # E198015, CE, and RoHS compliance.

## Study notes

- GS30 series high-performance drive; enclosed C1 frame.
- Three-phase 230 VAC input and three-phase 230 VAC output.
- Amperage rating 11 A; variable torque rating 12.5 A.
- Control modes: SVC, V/Hz, FOC, encoder or torque.
- Integrated dynamic braking and built-in reverse capability.
- Communication ports: one RS-485 (RJ45) and one USB B; speeds up to 115.2k baud.
- Analog I/O: 2 inputs (12-bit), 1 output (10-bit); input ranges 0-20 mA/4-20 mA and ±10 VDC.
- Discrete I/O: 7 sinking/sourcing inputs at 24 VDC and 3 relay/sinking/sourcing outputs.
- Relay configuration: one Form C (SPDT).
- Carrier frequency range 2-15 kHz; output frequency range 0.1-599 Hz.
- Programming language: ladder; spring clamp terminals.
- Item shipping weight 3.5 lb; optional communication, encoder and I/O modules available.

## Sources

1. [DURApulse AC High-performance Drive: 230 VAC, 3hp with 3-phase input, (VFD) (PN# GS33-23P0) | AutomationDirect](https://www.automationdirect.com/adc/shopping/catalog/drives_-a-_soft_starters/ac_variable_frequency_drives_(vfd)/high-performance_vfds/gs33-23p0) (accessed 2026-10-26)
2. [GS33 23P0 cutsheet](https://cdn.automationdirect.com/static/specs/cutsheet/GS33-23P0_cutsheet.pdf) (accessed 2026-10-26)

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