Schneider ATV930D75N4 Altivar Process ATV930 Variable Frequency Drives

The following is a detailed parameter introduction of Schneider ATV930D75N4 inverter:

1. Basic specifications

Model: ATV930D75N4

Applicable motor power:

Standard load (variable torque): 75kW

Heavy load (constant torque): 55kW

Power supply specifications:

Voltage range: 3-phase 380 - 480V (±15%)

Frequency: 50/60Hz (±5%)

Protection level: IP21 (needs to be installed in the control cabinet)

Cooling method: forced air cooling

2. Performance parameters

Output current:

Standard load: 156A (380V) / 136A (480V)

Heavy load: 134A (380V) / 118A (480V)

Overload capacity:

Standard load: 110% for 60 seconds, 150% for 2 seconds

Heavy load: 150% for 60 seconds, 180% for 2 Seconds

Output frequency range: 0.1 - 599Hz

Speed regulation accuracy:

Open loop: ±0.5% (maximum frequency)

Closed loop: ±0.01% (maximum frequency, encoder required)

3. Input/output interface

Digital input: 10 programmable inputs (DI1 - DI10), support 24V DC.

Analog input: 3 (AI1/2/3), support 0 - 10V or 4 - 20mA.

Analog output: 2 (AO1/2), 0 - 10V or 4 - 20mA, can output frequency, current and other parameters.

Relay output: 3 (RO1 - RO3), 250V AC/3A, for alarm or status indication.

Communication interface:

Standard Modbus RTU (RS485), Modbus TCP (Ethernet).

Optional expansion cards such as Profibus DP, DeviceNet, Ethernet/IP, etc. 4. Features

High-performance control: supports sensorless vector control (SVC) and closed-loop vector control (FOC), providing precise torque and speed control.

Energy monitoring: built-in energy meter function, real-time monitoring of energy consumption, and support for energy management.

Multi-motor control: can drive multiple motors at the same time, achieving synchronous or independent control.

Integrated safety function: supports safe torque cancellation (STO), safe stop (SS1) and other functions, in line with SIL3/PLe safety level.

Intelligent PID control: built-in PID regulator, supporting closed-loop control such as pressure, flow, and temperature.

Automatic parameter backup: supports fast copying of parameters via USB or memory card, simplifying debugging and maintenance.