ATV930D45N4 Schneider Altivar Process ATV900 45kW Drive

Drive Profile | Built for Demanding Process Loads

The ATV930D45N4 is a Schneider Electric Altivar Process ATV900 variable speed drive. It controls synchronous and asynchronous motors in demanding industrial applications.

This ATV930D45N4 provides a 45 kW normal-duty rating and a 37 kW heavy-duty rating. It accepts a three-phase 380–480 VAC supply and includes a braking chopper.

The drive combines motor control, process communication, programmable I/O, safety functions, and extensive diagnostic protection. Its integrated EMC filtering supports defined installation categories under EN/IEC 61800-3.

• Brand: Schneider Electric
• Model: ATV930D45N4
• Product family: Altivar Process ATV900
• Device type: Variable speed drive
• Rated motor power: 45 kW normal duty / 37 kW heavy duty
• Supply: Three-phase 380–480 VAC
• Braking: Integrated braking chopper
• Motor compatibility: Synchronous and asynchronous motors
• Protection rating: IP21 / UL Type 1
• Safety: STO, SIL 3

Performance Map | Power, Current, and Speed

Performance Item	Specification
Supply frequency	50–60 Hz ±5%
Rated supply voltage	380–480 VAC, -15% / +10%
Normal-duty motor rating	45 kW / 60 hp
Heavy-duty motor rating	37 kW / 50 hp
Normal-duty line current	79.8 A at 380 V; 69.1 A at 480 V
Heavy-duty line current	67.1 A at 380 V; 59 A at 480 V
Normal-duty output current	88 A at 4 kHz
Heavy-duty output current	74.5 A at 4 kHz
Normal-duty overload	105.6 A for 60 seconds
Heavy-duty overload	111.8 A for 60 seconds
Output frequency	0.1–599 Hz
Nominal switching frequency	4 kHz
Adjustable switching frequency	2–16 kHz
Prospective line short-circuit current	50 kA
Apparent power	57.4 kVA normal duty at 480 V; 49.1 kVA heavy duty at 480 V

Selection point: The 45 kW rating applies to normal-duty operation. Heavy-duty applications require the 37 kW rating and its corresponding current limits.

Motor Control | Flexible Drive Algorithms

The drive supports different control profiles for asynchronous and synchronous motors. This flexibility helps engineers match the drive to changing load characteristics.

• Asynchronous motors: Constant torque, optimized torque, and variable torque modes.
• Permanent magnet motors: Supported through the dedicated synchronous motor control profile.
• Synchronous reluctance motors: Supported by the synchronous motor control profile.
• Slip compensation: Automatic or adjustable for suitable asynchronous motor applications.
• Acceleration ramp: Independently adjustable from 0.01 to 9999 seconds.
• Deceleration ramp: Independently adjustable from 0.01 to 9999 seconds.
• Standstill braking: DC injection braking is available.
• Preset speeds: Up to 16 configurable preset speeds.

Braking and Dynamic Load Control

The integrated braking chopper allows compatible braking resistor arrangements. This feature helps manage regenerated energy during rapid deceleration.

Applications with high inertia require careful braking resistor selection. Engineers should calculate deceleration energy, braking frequency, duty cycle, and resistor limits before commissioning.

Field example: A conveyor carrying heavy material decelerates quickly after an emergency stop command. The motor can return energy to the DC bus during deceleration. The braking system must handle this energy without exceeding the DC bus protection limits.

Control I/O | Process Interface

Interface	Capability
Analog inputs	3 channels; 0–10 VDC or 0–20 mA / 4–20 mA; 12-bit resolution
Analog output	2 channels; 0–10 VDC or 0–20 mA; 10-bit resolution
Digital inputs	10 inputs including STOA and STOB
Pulse inputs	DI7 and DI8; up to 30 kHz
Logic outputs	2 outputs; configurable pulse functionality
Relay outputs	3 configurable relay outputs
Reference potentiometer supply	10.5 VDC ±5%, below 10 mA
Digital input supply	24 VDC, protected against overload and short circuit

The analog inputs provide 12-bit resolution. The analog outputs provide 10-bit resolution. These interfaces suit speed references, process feedback, alarms, and control signals.

Signal Accuracy and Response

• Analog input accuracy: ±0.6% for a 60°C temperature variation.
• Analog input linearity: ±0.15% of maximum value.
• Analog output accuracy: ±1% for a 60°C temperature variation.
• Analog output linearity: ±0.2%.
• Analog input sampling: Approximately 1 ms.
• Digital input sampling: Approximately 2 ms.
• Pulse input sampling: Approximately 5 ms.
• Analog output update: Approximately 5 ms.
• Display frequency resolution: 0.1 Hz.

These specifications describe the drive's I/O interface. They do not represent motor speed accuracy under every operating condition.

Communication Architecture | Industrial Network Options

The ATV930D45N4 provides built-in Ethernet and serial communication interfaces. Optional communication modules extend network compatibility.

• EtherNet/IP: Available through the integrated Ethernet interface.
• Modbus TCP: Available through the integrated Ethernet interface.
• Modbus serial: Available through the integrated RS-485 interface.
• Optional networks: PROFIBUS DP V1, PROFINET, DeviceNet, EtherCAT, CANopen, and Ethernet Powerlink options are supported through appropriate modules.
• Ethernet speed: 10/100 Mbit/s.
• Modbus speed: 4.8, 9.6, 19.2, or 38.4 kbit/s.
• Modbus addresses: 1–247.
• Physical Ethernet connectors: Two RJ45 ports for supported Ethernet services.

Safety and Protection | Designed for Controlled Shutdown

The integrated Safe Torque Off function provides a safety-oriented method for removing motor torque production. The supplied specification lists SIL 3.

The drive also monitors several electrical and thermal conditions. These functions help identify abnormal operating conditions before equipment damage occurs.

• Motor thermal protection
• Drive thermal protection
• Motor phase-loss detection
• Drive phase-loss detection
• Output phase-to-earth overcurrent protection
• Short-circuit protection
• DC bus overvoltage protection
• Line overvoltage protection
• Line undervoltage protection
• Line phase-loss protection
• Motor overspeed protection
• Drive overheating protection
• Output overload protection
• Safe Torque Off monitoring

Installation Environment | Cabinet Engineering

Environmental Parameter	Specification
Protection rating	IP21 according to IEC 61800-5-1 and IEC 60529
UL enclosure rating	UL Type 1
Operating temperature	-15°C to 50°C without derating
Extended temperature	50°C to 60°C with derating
Storage temperature	-40°C to 70°C
Relative humidity	5–95%, non-condensing
Maximum altitude	1000 m without derating
Altitude above 1000 m	1% current derating per 100 m up to 4800 m
Pollution degree	2 according to EN/IEC 61800-5-1
Chemical pollution	Class 3C3 according to EN/IEC 60721-3-3
Dust pollution	Class 3S3 according to EN/IEC 60721-3-3
Cooling method	Forced convection
Cooling air volume	240 m³/h
Operating position	Vertical ±10°

The drive requires adequate cabinet airflow. Do not install it horizontally when the application requires vertical operation.

Mechanical and Power Connections

• Width: 226 mm
• Height: 673 mm
• Depth: 274 mm
• Net weight: 28.7 kg
• Control terminals: Screw terminals for 0.5–1.5 mm² conductors.
• Line terminals: Screw terminals for 35–50 mm² conductors.
• Motor terminals: Screw terminal for 50 mm² conductor.
• DC bus terminals: Screw terminals for 35–50 mm² conductors.

Use the manufacturer's specified cable sizes, torque values, protective devices, and grounding methods. Cable selection must also consider installation temperature and local electrical codes.

EMC and Interference Resistance

The integrated EMC filter supports defined C2 and C3 installation categories with the stated motor cable lengths. Actual compliance depends on installation practice and cable configuration.

• ESD immunity: Level 3 according to IEC 61000-4-2.
• Radiated RF immunity: Level 3 according to IEC 61000-4-3.
• Electrical fast transient immunity: Level 4 according to IEC 61000-4-4.
• Surge immunity: Level 3 according to IEC 61000-4-5.
• Conducted RF immunity: Level 3 according to IEC 61000-4-6.
• Maximum THDI: Less than 48% from 80–100% load under the stated IEC 61000-3-12 conditions.

Keep motor cables separated from sensitive signal wiring where practical. Proper grounding and cable shielding remain essential for reliable operation.

Typical Equipment and Applications

The ATV930D45N4 targets process and heavy industrial equipment requiring controlled motor speed and torque.

• Oil and gas: Progressive cavity pumps, rod pumps, drilling equipment, separators, and regasification compressors.
• Mining: Mineral processing machinery and metal handling equipment.
• Marine: Winches and thrusters.
• Material processing: Presses, extruders, and machinery for wood, ceramic, stone, PVC, and metal.
• Food and beverage: Mixers, conveyors, and shredders.
• Water and wastewater: Pumping and separation equipment.
• Hoisting: Process cranes requiring controlled acceleration and braking.

Field Diagnostics | A Practical Troubleshooting Sequence

The drive provides local diagnostic LEDs and communication status indicators. Engineers can combine these indicators with drive parameters and system measurements.

Symptom	Engineering Diagnostic Approach
Drive refuses to start	Check STO inputs, enable commands, active faults, motor data, and control-source settings.
Motor trips during acceleration	Check acceleration time, motor current, load inertia, current limits, and mechanical resistance.
DC bus overvoltage occurs during deceleration	Check deceleration time, load inertia, braking resistor selection, and regenerated energy.
Motor overheats	Check motor current, speed, cooling, load profile, motor parameters, and switching frequency.
Analog speed reference is unstable	Check signal wiring, grounding, shielding, source impedance, scaling, and electrical interference.
Network control becomes intermittent	Check Ethernet cabling, addressing, communication parameters, switch ports, and network diagnostics.

Experienced technician's method: Record the fault code and operating values before resetting the drive. A reset can remove useful diagnostic context.

Next, compare motor current, DC bus behavior, speed reference, output frequency, and load conditions. This sequence often identifies whether the problem originates in the motor, drive, control signal, or mechanical system.

Global PLC Spare HUB's Insight

The key selection issue for the ATV930D45N4 is not simply the motor nameplate power.

Engineers should first determine whether the machine needs normal-duty or heavy-duty operation. A 45 kW normal-duty motor does not automatically equal a 45 kW heavy-duty application.

For a pump, a 45 kW normal-duty configuration may suit a relatively stable load. A high-inertia conveyor or hoisting system may require the heavy-duty rating analysis.

Braking requirements also deserve attention. If the machine decelerates frequently, calculate regenerated energy before selecting the braking resistor.

For field replacement, record the existing drive parameters before removing the original unit. This record can greatly reduce commissioning time after installation.

Selection Guide | Check These Five Points

1. Motor type: Confirm synchronous or asynchronous motor operation.
2. Duty class: Determine normal-duty or heavy-duty requirements.
3. Motor current: Compare the actual motor current with the drive output rating.
4. Braking demand: Calculate inertia, stopping time, and braking cycle frequency.
5. Network requirement: Select the required communication interface or optional module.

For replacement projects, provide the motor nameplate, existing drive model, application type, supply voltage, and fault history. These details support a more accurate engineering review.

Certifications and Standards

• UL 508C
• EN/IEC 61800-3
• EN/IEC 61800-5-1
• IEC 61000-3-12
• EN/IEC 60721-3
• IEC 61508
• ISO/IEC 13849-1
• Certifications: CSA, UL, REACH, TÜV
• Marking: CE

Certification applicability depends on the exact product configuration and installation. Verify project-specific approval requirements before deployment.

Packaging and Shipping

• Package quantity: 1 piece
• Package weight: Approximately 38 kg
• Package dimensions: Approximately 84 × 34 × 56.5 cm
• Shipping methods: FedEx, UPS, and DHL, subject to destination availability.
• Dispatch time: Typically 24–48 hours after order confirmation for available stock.

Because of the drive's size and weight, confirm the final freight service before shipment. Packaging dimensions may affect the available courier method.

Warranty and Technical Support

• Warranty period: 12 months under the supplier's written warranty terms.
• Pre-shipment verification: Model and configuration checks can be arranged before dispatch.
• Technical support: Assistance can cover model identification, application matching, and basic commissioning guidance.
• Shipping support: FedEx, UPS, and DHL options can be reviewed according to destination.

The 12-month warranty represents the supplier's warranty terms. It does not automatically represent a manufacturer's warranty unless specifically stated in the quotation.

Frequently Asked Questions

1. How do I decide whether this drive should operate in normal-duty or heavy-duty mode?

Start with the motor nameplate current and the machine's torque profile. Compare the continuous and overload requirements with the corresponding drive ratings. High-inertia, high-starting-torque, or frequent acceleration applications often require heavy-duty analysis.

2. Can the integrated braking chopper replace a braking resistor?

No. The chopper provides the switching function for a suitable braking circuit. The external braking resistor must match the application's resistance, power, energy, and duty-cycle requirements.

3. What is the practical effect of increasing the switching frequency?

A higher switching frequency can reduce audible motor noise and affect current waveform characteristics. However, it also increases drive losses and may require output-current derating. Use the manufacturer's derating data before changing the factory setting.

4. Why should motor cable length be considered during ATV930 installation?

Long motor cables can increase capacitive current and affect EMC behavior. They can also influence motor insulation stress and drive output conditions. Follow the specified cable-length limits and EMC installation practices.

5. Is the IP21 rating suitable for installing the drive directly in a wet process area?

No. IP21 does not provide protection against direct water exposure. Install the drive inside a suitable enclosure when the surrounding environment presents moisture, spray, or contamination risks.

Request a Quote | ATV930D45N4

Need the Schneider Electric ATV930D45N4 for a process drive replacement or new automation project?

Send us the motor nameplate, supply voltage, application type, required quantity, and existing drive information.

Global PLC Spare HUB can provide pricing, availability, compatibility review, and international shipping options for your project.

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