Name: Schneider ATV320U22S6C Altivar Machine Drive - INOSAKI
SKU: Schneider-ATV320U22S6C
Price: 877.11 USD
Availability: InStock

Technical Overview

2.2 kW (3 HP) 3-phase compact variable speed drive (525-600V AC). Features sensorless vector control, integrated safety functions, and IP20 protection.

Key Features

Output Current: 3.9 A continuous output current at 4 kHz (heavy duty)
Motor Control Profiles: Supports sensorless flux vector control, standard V/f, energy-saving quadratic U/f, and vector control without sensor for synchronous motors
Integrated Safety Functions: Complies with SIL 3/PL e featuring Safe Torque Off (STO), Safe Stop 1 (SS1), Safe Maximum Speed (SMS), Safe Limited Speed (SLS), and Guard Door Locking (GDL)
Communication Protocols: Embedded Modbus RTU and CANopen, with options for EtherCAT, Profibus DP, PROFINET, DeviceNet, EtherNet/IP, and Modbus TCP
Environmental Toughness: Class 3C3 and 3S2 conformal coating on PCBs for high resistance to corrosive environments
Advanced Dynamic Braking: Built-in brake chopper for direct control of braking resistor to handle decelerating loads

Technical Specification Matrix

Parameter	Value
Motor Power (kW)	2.2 kW
Motor Power (HP)	3 HP
Rated Supply Voltage	525...600 V AC (-15...10%)
Network Number of Phases	3 phases
Supply Frequency	50...60 Hz (-5...5%)
Continuous Output Current	3.9 A at 4 kHz
Maximum Transient Current	5.9 A for 60 s
Speed Drive Output Frequency	0.1...599 Hz
IP Degree of Protection	IP20
Nominal Switching Frequency	4 kHz
Switching Frequency	2...16 kHz adjustable
Analogue Inputs	3 (AI1 voltage 0...10 V, AI2 bipolar differential voltage +/-10 V, AI3 current 0...20 mA)
Discrete Inputs	7 (programmable)
Analogue Outputs	1 (software-configurable current 0-20 mA or voltage 0-10 V)
Discrete Outputs	3 (including 1 NO/NC relay and 1 NO relay)
Physical Weight (kg)	2
Dimensions L x W x H (cm)	15.8 x 14 x 18.4

Industrial Applications

1. Heavy-Duty Material Handling Conveyors

Using the 525-600V 3-phase input capability, this drive can directly interface with high-voltage industrial grids common in North American heavy manufacturing and mining sites without needing step-down transformers.

Problem Solved

Solves the problem of high-voltage industrial motor integration while providing 170-200% transient overtorque to smoothly start heavily loaded conveyors without motor stalling.

High Voltage (525-600V)Transient OvertorqueHeavy DutySensorless Flux Vector Control

2. Industrial Ventilation Fan Control

Using the energy-saving quadratic U/f (Voltage/Frequency) motor control law, the drive dynamically scales voltage based on current fan speed, significantly reducing power consumption under partial loads.

Problem Solved

Solves high energy consumption in continuous-duty air handling systems by matching motor output precisely to flow demands and minimizing mechanical stress with controlled acceleration ramps.

Quadratic U/f ProfileEnergy SavingSpeed Drive Output FrequencyAdjustable Acceleration

3. High-Safety Assembly and Packaging Machinery

Leverages the onboard Safe Torque Off (STO) SIL 3 safety function to instantly remove motor torque upon emergency stop triggers, bypassing the need for external redundant safety contactors.

Problem Solved

Reduces overall panel space, hardware costs, and complexity while ensuring full compliance with international machinery safety directives (IEC 61508, ISO 13849-1).

Safe Torque Off (STO)SIL 3 / PL eCompact FormatComplex Machines