Product Overview

The Schneider Electric ATV312HU22N4 is a high-efficiency Altivar 312 series frequency inverter designed for the precise regulation of three-phase asynchronous motors. With a power rating of 2.2 kW (3 HP), this compact Variable Speed Drive (VSD) excels in optimizing motor performance and energy consumption across a broad voltage spectrum. It is engineered to provide robust torque control and speed accuracy, serving as a vital interface between Programmable Logic Controllers (PLCs) and industrial motor hardware. The drive is recognized for its ease of integration, featuring native communication capabilities and a design optimized for side-by-side mounting in space-constrained electrical cabinets.

Operational Parameters and Engineering Specifications

The ATV312HU22N4 is built to sustain rigorous duty cycles while providing advanced diagnostic feedback to the automation layer.

• Output Power: 2.2 kW / 3 HP

• Input Voltage Range: 380 V to 500 V AC (Three-Phase)

• Network Frequency: 50/60 Hz

• Transient Overload Torque: Up to 170% to 200% of nominal motor torque

• EMC Filter: Integrated Class A filter

• Control Interface: Compatible with VW3A1101 Graphic Display (Firmware V1.1IE29+)

• Analog/Digital I/O: Multiple programmable inputs and outputs for flexible logic control

Industrial Utility and Control Scenarios

This drive is a versatile solution for varied machinery requirements, offering specialized macros for common industrial tasks.

Fluid Management and HVACThe ATV312HU22N4 is widely used in pump and fan applications. It utilizes energy-saving laws to adjust motor speed based on demand, significantly reducing operational costs in cooling towers and ventilation systems.

Material Handling and ConveyanceFor conveyor belts and automated sorting lines, the drive provides smooth acceleration and deceleration ramps, preventing mechanical wear and ensuring stable product transport.

Packaging and Textile MachineryThe unit's high-speed response and precision frequency control make it ideal for winding, labeling, and specialized textile processes where tension control and synchronization are paramount.

Safety and Accessory IntegrationTo maintain operational integrity, the drive supports a dedicated jog dial for local parameter adjustment and is strictly validated for use with specific Altivar accessories. Using the correct VW3A1101 display terminal allows for full remote control functionality, including RUN/STOP and RESET commands directly from the HMI interface.