Description
The DURApulse GS21X-21P0 is a GS20X series AC general purpose drive rated for 230 VAC operation with 1 hp output using single-phase input. It supports SVC, V/Hz, FOC, and torque control modes to manage 3-phase induction and permanent magnet AC motors. Housed in a NEMA 4X/IP66 enclosure, it is designed for reliable motor control in demanding industrial environments.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
DURApulse |
| Category |
Drives |
| Part Number |
GS21X-21P0 |
| Subcategory |
Drive |
| Series |
GS20X |
| Controller Type |
General purpose AC drive |
| Nominal Input Voltage |
230 VAC |
| Nominal Output Voltage |
230 VAC |
| Input Phases |
1 |
| Output Phases |
3 |
| Horsepower Rating |
1 hp (1-phase input) |
| Amperage Rating |
4.8 A |
| Variable Torque Current |
5 A |
| Control Modes |
SVC, V/Hz, FOC, Torque |
| Enclosure Type |
NEMA 4X |
| IP Rating |
IP66 |
| Frame Size |
A |
| Mounting |
Panel or wall |
| Dynamic Braking |
Integrated |
| Safe Torque Off (STO) |
Yes |
| Carrier Frequency Range |
2–15 kHz |
| Output Frequency Range |
0.1–599 Hz |
| Communication Ports |
RS-485 (RJ45), USB B |
| Supported Protocols |
Modbus RTU Slave, Modbus ASCII Slave |
| Analog Inputs |
2 (current/voltage, 10-bit/12-bit resolution) |
| Analog Outputs |
1 (current/voltage, 10-bit resolution) |
| Discrete Inputs |
7 (24 VDC, sinking/sourcing) |
| Discrete Outputs |
3 (relay/sinking/sourcing) |
| Relay Configuration |
1 Form C (SPDT) |
| Operating Temperature |
-20 to 40 °C |
| For Use With |
3-phase induction and permanent magnet AC motors |
| Weight |
7.3 lbs |
Information About GS21X-21P0
The GS21X-21P0 is a DURApulse GS20X series variable frequency drive built in an A frame size for panel or wall mounting applications. It converts 230 VAC single-phase input into 230 VAC three-phase output and provides integrated dynamic braking and Safe Torque Off (STO) functionality. The drive includes RS-485 (RJ45) and USB B communication ports supporting Modbus RTU and Modbus ASCII protocols at speeds up to 115.2k baud. Designed for industrial use, it features multiple analog and discrete I/O channels, PWM output control, and optional EtherNet/IP or Modbus TCP expansion capability.
Key Features:
-
1 HP Single-Phase Input Rating: Operates on 230 VAC single-phase input with 3-phase output for motor control.
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Multiple Control Modes: Supports SVC, V/Hz, FOC, and torque control for flexible application requirements.
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NEMA 4X / IP66 Enclosure: Suitable for washdown and harsh industrial environments.
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Integrated Dynamic Braking: Provides controlled deceleration without external braking modules.
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Safe Torque Off (STO): Enhances safety by removing motor torque without disconnecting power.
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Built-In Communications: Includes RS-485 and USB ports with Modbus RTU and ASCII support.
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Extensive I/O Configuration: Offers analog and discrete inputs and outputs for system integration.
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Wide Frequency Range: Adjustable output frequency from 0.1 to 599 Hz with 2–15 kHz carrier range.
The GS21X-21P0 delivers the reliability and precision required for industrial motor speed control and automation systems.
