# AutomationDirect GS33-4060

Hardware · `GS33-4060` · verification: source checked

The GS33-4060 is an enclosed DURApulse GS30 series AC variable frequency drive rated for 460 VAC three-phase input, 60 hp. It controls three-phase induction and permanent magnet AC motors using SVC, V/Hz, FOC, encoder or torque control modes. The unit has an H frame, spring clamp terminals, RS-485 and USB B ports, and built-in Safe Torque Off.

## Specification

| Property | Value |
|---|---|
| Category | vfd |
| Supply voltage | 460 VAC, 3-phase |
| Rated power | 44.74 kW |
| Frame size | H |
| Output type | PWM output |
| 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

- Safe Torque Off (STO) is built-in.
- IP20 enclosure rating; operating temperature rating -20 to +50 deg C.
- UL Listed, file # E198015; CE declaration available; RoHS status: Yes.
- A user-supplied external fuse is required.
- An external dynamic braking unit is required.
- No integrated EMI filter is provided.

## Study notes

- Rated 60 hp with 3-phase input at 460 VAC; amperage rating 91 A, variable torque amperage rating 108 A.
- Control modes: SVC, V/Hz, FOC, encoder or torque mode.
- Carrier frequency range 2-15 kHz; output frequency range 0.1-599 Hz.
- Frame size H; enclosure type enclosed; mounting panel or wall.
- Communications: (1) RS-485 (RJ45) and (1) USB B, up to 115.2k baud, Modbus RTU Slave and Modbus ASCII Slave.
- I/O: 2 analog inputs (12-bit, 0-20 mA / 4-20 mA, +/-10 VDC), 1 analog output (10-bit, 0-20 mA / 4-20 mA, 0-10 VDC), 7 discrete inputs at 24 VDC, 3 discrete outputs (relay/sinking/sourcing, 240 VAC and 30 VDC).
- Relay configuration is one Form C (SPDT) relay; load current 3 A/point relay, 50 mA/point discrete.
- Programming language is ladder; connector type is spring clamp terminals.
- Integrated EMI filter: no. Internally bypassed: no. Reverse capability: built-in.
- Input signals accepted: 4-20 mA, voltage, potentiometer or pulse train; output type PWM.
- Optional communication, encoder and I/O modules are available; an external dynamic braking unit is required.
- Item shipping weight is 62.53 lb; country of origin India; intended for use with 3-phase induction and permanent magnet AC motors.

## Sources

1. [DURApulse AC High-performance Drive: 460 VAC, 60hp with 3-phase input, (VFD) (PN# GS33-4060) | AutomationDirect](https://www.automationdirect.com/adc/shopping/catalog/drives_-a-_soft_starters/ac_variable_frequency_drives_(vfd)/high-performance_vfds/gs33-4060) (accessed 2026-10-26)
2. [GS33 4060 cutsheet](https://cdn.automationdirect.com/static/specs/cutsheet/GS33-4060_cutsheet.pdf) (accessed 2026-10-26)

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