SCHNEIDER ATV930D45N4 ATV930 Advanced VFD Drive 79.8A 45kW

The SCHNEIDER ATV930D45N4 is an advanced Variable Frequency Drive (VFD) engineered for robust performance in demanding industrial applications. This 45kW, 79.8A drive offers superior motor control, enhanced energy efficiency, and advanced safety features, positioning it as a leading solution for optimizing complex machinery. Its key advantages include precise speed regulation, high torque capability, and seamless integration into automated systems. Critical technical parameters for the ATV930D45N4 include its 45kW power rating, 79.8A nominal current, and suitability for 400V/480V power supplies.

Product Specifications

| Parameter             | Specification                                   |

| :-------------------- | :---------------------------------------------- |

| Model Number          | ATV930D45N4                                     |

| Power Rating          | 45 kW (60 HP)                                   |

| Nominal Current       | 79.8 A                                          |

| Input Voltage         | 400-480 V, 3 Phase                              |

| Output Frequency      | 0-500 Hz                                        |

| Protection Class      | IP21/IP4X (with external filter)                |

| Mounting Type         | Wall/Cabinet Mount                              |

| Dimensions (H x W x D)| 750 mm x 350 mm x 330 mm                         |

| Weight                | 35 kg                                           |

| Operating Temperature | -15°C to +50°C (without derating)               |

Core Features & Market Positioning

The SCHNEIDER ATV930D45N4 distinguishes itself through its advanced Altivar Process architecture, designed for process optimization and energy efficiency. It features a highly responsive control system capable of both V/f and advanced vector control modes, ensuring precise motor performance across a wide speed range. This drive is built to withstand harsh industrial environments, boasting a robust design and comprehensive protection features. Its market positioning is centered on providing reliable, intelligent motor control for applications where uptime and efficiency are paramount, distinguishing it from simpler VFD offerings. The integration of safety functions, such as Safe Torque Off (STO), further enhances its value proposition for critical operations.

Key Application Scenarios

This VFD excels in a variety of demanding industrial sectors. Its high starting torque and precise speed control make it ideal for pumps, fans, and compressors in water treatment and HVAC systems, where energy savings through variable speed operation are significant. In the material handling industry, the ATV930D45N4 provides smooth acceleration and deceleration for conveyors and cranes, ensuring product integrity and operational efficiency. It is also well-suited for use in the oil and gas sector, as well as in general manufacturing for driving extruders, mixers, and processing machinery that require robust and reliable motor control under challenging conditions.

Practical System Integration Guidance

Integrating the SCHNEIDER ATV930D45N4 into existing systems is streamlined by its modular design and comprehensive connectivity options. The drive supports various communication protocols, including EtherNet/IP, Modbus TCP, and Profibus DP, facilitating seamless integration with PLCs and SCADA systems. Wiring is straightforward, with clearly labeled terminals for power, control, and sensor inputs. Commissioning is simplified through the intuitive graphic terminal and Schneider Electric's EcoStruiker™ software, which allows for parameter configuration, diagnostics, and performance monitoring. For advanced applications, specific parameter groups can be configured for closed-loop control, ensuring precise process regulation.

Operation and Risk Mitigation

Safe operation of the SCHNEIDER ATV930D45N4 is ensured through multiple integrated safety functions. The Safe Torque Off (STO) feature prevents unexpected motor start-up, crucial for personnel safety during maintenance. Overload, overvoltage, undervoltage, and short-circuit protection are standard, safeguarding both the drive and the motor. Common troubleshooting involves checking error codes displayed on the HMI; for instance, an "F001" fault typically indicates an overcurrent condition, often resolvable by adjusting acceleration ramps or motor parameters. Regular inspection of power connections and environmental conditions is recommended to mitigate risks and ensure consistent performance.

Scalability & Long-Term Value

The ATV930D45N4 offers significant scalability and long-term value. Its modular design allows for the addition of option cards for extended I/O, communication capabilities, and braking resistors, enabling adaptation to evolving application needs. Compatibility with Schneider Electric's broader automation ecosystem, including EcoStruiker™ and Modicon PLCs, ensures seamless integration into existing or future plant-wide control strategies. As industries move towards Industry 4.0, the ATV930D45N4's built-in IIoT capabilities, such as remote monitoring and predictive maintenance diagnostics, provide a clear path for digital transformation and enhanced operational intelligence.

Frequently Asked Questions (FAQs)

Q1: What is the maximum motor size for the SCHNEIDER ATV930D45N4?

The drive is rated for a 45kW (60 HP) motor. Ensure the motor's nominal current does not exceed the drive's continuous current rating of 79.8A. This rating applies to standard motor types and operating conditions.

Consider motor type, duty cycle, and ambient temperature when selecting. Oversizing the drive slightly can offer a buffer for demanding applications. Always refer to the motor manufacturer's specifications for compatibility.

For specific applications like hoists or elevators, peak torque requirements might necessitate a larger drive size than indicated by continuous power alone. Consult the drive's manual for detailed sizing guidelines.

Q2: Can the ATV930D45N4 be used with a 400V or 480V power supply?

Yes, the ATV930D45N4 is designed for a voltage range of 400-480V, three-phase. This makes it highly versatile for installations in regions using either standard voltage. Ensure your local supply matches the drive's input specifications precisely.

Confirm the nominal voltage and frequency of your incoming power source. The drive's internal settings can accommodate minor fluctuations within its specified operating range. Proper grounding is essential for safe and reliable operation.

The drive features internal protection against overvoltage and undervoltage within its operational band. However, persistent voltage deviations outside the 400-480V range require external power conditioning.

Q3: How do I connect a remote keypad to the SCHNEIDER ATV930D45N4?

Connect the remote keypad using the dedicated cable and connector provided by Schneider Electric. This typically involves a shielded cable to prevent interference. Follow the wiring diagram in the drive's installation manual precisely.

The remote keypad connects to specific terminals on the drive or its optional communication module. Ensure the keypad is securely fastened and the cable is routed away from high-power conductors. Parameter settings are required to activate remote operation.

Once physically connected, navigate the drive's menu to enable remote control and HMI functions. This allows operation and monitoring from a distance, enhancing convenience and safety in certain installations.

Q4: What are the main communication protocols supported by this VFD?

The ATV930D45N4 supports major industrial communication protocols. This includes EtherNet/IP and Modbus TCP for robust network integration. It also offers options for Profibus DP, DeviceNet, and other fieldbus systems via optional communication cards.

These protocols enable seamless data exchange with PLCs, HMIs, and supervisory systems. This facilitates remote monitoring, control, diagnostics, and parameter management. Network configuration is performed via the drive's interface or configuration software.

Choosing the right protocol depends on your existing plant infrastructure and desired level of integration. Ensure the selected communication card is compatible with your network architecture for optimal performance.

Q5: How can I reset error codes on the SCHNEIDER ATV930D45N4?

Most error codes can be reset directly from the drive's keypad interface. Navigate to the fault menu and select the option to reset the fault. Some faults may require power cycling of the drive after the root cause has been addressed.

If the fault persists after resetting, it indicates an ongoing issue that needs further investigation. Consult the drive's technical manual to understand the specific fault code and its recommended corrective actions.

For critical faults or persistent issues, consider using Schneider Electric's SoMove or EcoStruiker™ software. These tools can provide more detailed diagnostic information and assist in troubleshooting complex error conditions.

Q6: What is the IP rating of the ATV930D45N4, and what does it mean?

The standard IP rating for the ATV930D45N4 is IP21. This means it offers protection against solid objects larger than 12.5mm and protection against vertically falling water drops. With an optional filter, it can achieve an IP44 rating for enhanced protection against splashing water.

An IP21 rating is suitable for clean, indoor environments where there is minimal risk of water ingress or dust. For harsher environments, such as those with significant dust or moisture, an upgrade to IP44 or higher may be necessary, often involving a suitable enclosure.

Always ensure the drive is installed in an environment that matches its IP rating or consider appropriate protective enclosures. Proper ventilation is crucial, even with an enclosure, to prevent overheating.

Q7: Does the ATV930D45N4 have built-in safety features?

Yes, the SCHNEIDER ATV930D45N4 incorporates integrated safety features. The most prominent is the Safe Torque Off (STO) function, which safely disconnects the motor's power without the need for external contactors. This meets relevant safety standards.

Other safety-related functions may include Safe Stop 1 (SS1) and Safely Limited Speed (SLS), depending on the specific configuration and installed option cards. These features are crucial for machine safety compliance and reducing risks for personnel.

Proper implementation and validation of these safety functions are critical. Always refer to the safety manual and ensure that the overall machine safety design complies with applicable regulations.

Q8: How does the ATV930D45N4 achieve energy savings?

The ATV930D45N4 achieves energy savings primarily by adjusting motor speed to match the actual demand of the application. By reducing motor speed, power consumption decreases significantly, especially in centrifugal loads like fans and pumps where power is proportional to the cube of speed.

Advanced control algorithms and efficient power electronics minimize energy losses within the drive itself. The drive can also implement energy-saving functions, such as automatic flux optimization, to further reduce consumption during light load conditions.

Implementing features like sleep mode during periods of inactivity and optimizing acceleration/deceleration profiles can also contribute to overall energy efficiency. Regular monitoring of energy consumption through the drive's interface provides data for optimization.

Q9: What is the maximum output frequency for this drive?

The SCHNEIDER ATV930D45N4 can operate motors up to a maximum output frequency of 500 Hz. This high frequency capability allows for precise control of high-speed machinery. The ability to configure this parameter is essential for matching the drive to specific motor performance curves.

While 500 Hz is the maximum programmable frequency, the actual achievable speed depends on the motor's design and the application's requirements. Running at very high frequencies may require specific motor types and potentially additional cooling for the motor.

Ensure that the motor selected is rated for the intended operating frequency. Exceeding a motor's rated frequency without proper design considerations can lead to overheating and damage. Always consult motor specifications.

Q10: Is the SCHNEIDER ATV930D45N4 suitable for harsh industrial environments?

Yes, the ATV930D45N4 is designed for robustness in demanding industrial settings. It features a durable construction and standard IP21 protection, with options to enhance this to IP44. The drive also incorporates comprehensive protection against electrical faults and thermal stress.

Its operating temperature range of -15°C to +50°C (without derating) allows for deployment in many challenging ambient conditions. Proper ventilation and installation within suitable enclosures are still critical to maintaining optimal performance and longevity in extreme environments.

For exceptionally harsh conditions, such as high humidity, corrosive atmospheres, or extreme temperatures, consider protective coatings, enclosures, or enhanced cooling solutions. Consulting Schneider Electric's application engineers can provide tailored recommendations.