Schneider ATV71H037M3 Altivar 71 Variable Frequency Drives VFD

Schneider ATV71H037M3 is a compact inverter in Schneider Electric's ATV71 series, designed for industrial applications, providing precise motor control and rich functional configuration. The following is a detailed introduction:

Basic parameters

Applicable motor power: 0.37kW (0.5HP)

Power supply specifications:

Voltage range: 200-240V AC (±15%)

Number of phases: 3 phases

Frequency: 50/60Hz (±5%)

Input current: 3.5A (at 200V)

Output frequency range: 0.1-599Hz

Overload capacity: 150% rated current for 60 seconds, 165% for 2 seconds

Core functions

Control technology

Supports flux vector control (with/without encoder) to achieve high-precision speed and torque control.

Speed range: open loop 1:100, closed loop 1:1000.

Fast dynamic response, suitable for frequent start-stop and acceleration and deceleration applications.

Protection Mechanism

Built-in thermal overload protection, short circuit protection, overvoltage/undervoltage protection.

Supports motor PTC thermistor protection and ground fault protection.

Safety function: STO (safe torque off) can be implemented with an optional safety card.

Communication interface

Modbus RTU and CANopen communication are standard.

Supports extended communication cards (Profibus DP, DeviceNet, Ethernet, etc.).

Application macros and function blocks

Built-in a variety of application macros (pumps, fans, lifting, PID control, etc.).

Supports logic programming (Ladder Logic) and function block programming.

Environmental adaptability

Operating temperature: -10°C to + 50°C (derating to 40°C).

Protection level: IP20 (needs to be installed in a control cabinet).

Vibration resistance: 2g (in accordance with IEC 60068-2-6 standard).

Physical characteristics

Dimensions: 130mm (width) × 175mm (height) × 130mm (depth)

Weight: about 1.5kg

Installation: wall-mounted

Cooling method: natural air cooling

Application scenarios

Small equipment drive: such as conveyor belts, mixers, small pumps.

Light industrial machinery: textile machinery, packaging equipment, woodworking machinery.

Occasions requiring precise control: remote monitoring and automatic control through communication interface.

Model description

ATV71: Schneider ATV71 series inverter.

H: Standard type (non-enhanced type).

037: Suitable for 0.37kW motor.

M3: 200-240V three-phase power supply.

Suffix:

M3: With Chinese operation panel.

M3Z: Simple panel (no LCD display).

Difference from ATV71H037M3Z

ATV71H037M3: Equipped with advanced Chinese graphic terminal, supports parameter visualization and fast configuration.

ATV71H037M3Z: Simplified panel, only supports basic parameter settings, no LCD display.

Alternative models

The ATV71 series has been gradually replaced by the new generation ATV930 series, but ATV71H037M3 is still widely used in the market, and Schneider provides long-term technical support and spare parts services. If you need higher performance and digital functions, you can consider upgrading to the ATV930 series.

For further information on selection or application details, it is recommended to refer to Schneider's official manual or consult technical support.