SCHNEIDER ATV930U22N4 ATV930 High Performance Pump Frequency Drive 4.3A 2.2kW

The SCHNEIDER ATV930U22N4 is a high-performance variable frequency drive (VFD) designed for demanding pump applications, offering precise speed control and significant energy savings. With a power rating of 2.2kW and a current capacity of 4.3A, this drive is engineered for robust operation in various industrial environments. Its core advantages lie in its advanced motor control algorithms, comprehensive protection features, and seamless integration capabilities, making it a top choice for optimizing pump performance and system efficiency. Key technical parameters include a voltage rating of 380-480V AC and an IP rating of IP20, ensuring reliability and durability.

Product Specifications

| Parameter             | Specification        |

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

| Model                 | ATV930U22N4          |

| Power Rating          | 2.2 kW               |

| Current Rating        | 4.3 A                |

| Input Voltage         | 380-480 V AC         |

| Output Voltage        | 380-480 V AC         |

| Protection Class      | IP20                 |

| Control Type          | Variable Frequency   |

| Mounting Type         | Wall-Mount           |

| Dimensions (H x W x D) | 357 x 190 x 212 mm   |

| Weight                | 7.1 kg               |

Core Features & Market Positioning

The SCHNEIDER ATV930U22N4 stands out in the market due to its exceptional motor control performance, offering advanced features like permanent magnet motor control and an energy-saving mode that actively optimizes power consumption for pumps. Its robust design and high overload capacity ensure reliable operation even under challenging load conditions, differentiating it from standard VFD offerings. Schneider Electric's reputation for quality and innovation further solidifies the ATV930 series' position as a premium solution for industrial automation, particularly in sectors where efficiency and longevity are paramount. This drive leverages sophisticated algorithms to provide smooth acceleration and deceleration, minimizing mechanical stress on pump systems and extending equipment life.

Key Application Scenarios

This frequency drive is ideally suited for a wide array of pump applications across various industries. It excels in building automation for HVAC systems, managing water circulation and pressure control with high efficiency. In the water and wastewater sector, the ATV930U22N4 is instrumental in optimizing pump speeds for precise flow and level management, leading to substantial energy savings. Furthermore, its robust performance makes it a viable option for process industries requiring reliable pumping of fluids, such as in chemical processing or food and beverage production, where precise control and consistent operation are critical.

Practical System Integration Guidance

Integrating the SCHNEIDER ATV930U22N4 into an existing system is streamlined through its flexible communication options and straightforward terminal connections. Wiring involves connecting the power supply to the main terminals and configuring the control inputs for external start/stop commands and speed references. For seamless communication, Modbus RTU is often utilized, requiring specific wiring to the communication ports and parameter configuration for network addressing and baud rates. Programming the drive typically involves setting motor parameters, defining acceleration/deceleration ramps, and configuring protection thresholds through the intuitive interface or via PC-based software like SoMove.

Operation and Risk Mitigation

Safe and efficient operation of the SCHNEIDER ATV930U22N4 is ensured through its comprehensive diagnostic tools and built-in protection mechanisms. Critical fault codes, such as "Overcurrent" (OCF) or "Overvoltage" (OVF), indicate specific operational issues that require immediate attention and troubleshooting according to the user manual. Implementing proper grounding, ensuring adequate ventilation, and adhering to the specified ambient temperature ranges are crucial for preventing overheating and ensuring the drive's longevity. Regular checks of wiring integrity and periodic parameter backups help mitigate potential risks and ensure uninterrupted operation.

Scalability & Long-Term Value

The ATV930 series, including the ATV930U22N4, offers significant scalability and long-term value by integrating seamlessly with Schneider Electric's EcoStruxure™ platform. This facilitates connection to IIoT networks for advanced monitoring, data analytics, and remote management, enabling predictive maintenance and further optimization. Its compatibility with a wide range of motor types and its upgradeable firmware ensure that the drive can adapt to evolving system requirements and technological advancements. This future-proof design minimizes the need for costly replacements, offering a robust return on investment over the operational lifespan of the pump system.

FAQs

Q1: What are the primary benefits of using the SCHNEIDER ATV930U22N4 for pump applications?

The ATV930U22N4 offers significant energy savings through precise speed control. It reduces mechanical stress on pumps and motors. Enhanced system reliability and extended equipment lifespan are key advantages.

Q2: Can the SCHNEIDER ATV930U22N4 control permanent magnet motors?

Yes, the ATV930 drive series fully supports permanent magnet synchronous motors. This ensures optimal performance and efficiency for these advanced motor types. It allows for maximum energy capture and control flexibility.

Q3: What is the typical input voltage range for the SCHNEIDER ATV930U22N4?

This drive operates on a wide input voltage range of 380 to 480 Volts AC. It is designed for global industrial power grids. Ensure your local supply voltage is within this specification for safe operation.

Q4: How do I connect the SCHNEIDER ATV930U22N4 for remote monitoring?

Utilize the integrated Modbus RTU communication port for basic remote monitoring. Options for Ethernet/IP or Profinet modules enhance connectivity for advanced IIoT integration. Consult the manual for specific wiring and configuration.

Q5: What is the IP rating of the SCHNEIDER ATV930U22N4, and what does it mean for installation?

The ATV930U22N4 has an IP20 rating. This indicates protection against solid objects greater than 12.5mm. It requires installation in a clean, dry environment, typically within an enclosure.

Q6: What are common troubleshooting steps for an "Overcurrent" fault (OCF) on the ATV930U22N4?

Verify motor load is within drive limits. Check for motor winding shorts or ground faults. Inspect for mechanical binding in the pump or system.

Q7: How can I program the SCHNEIDER ATV930U22N4 for a specific pump curve?

Adjust acceleration and deceleration ramp times to match pump performance. Configure PID control loops for accurate flow or pressure regulation. Input motor nameplate data for optimal tuning.

Q8: Is the SCHNEIDER ATV930U22N4 compatible with older pump systems?

Yes, its flexible inputs/outputs and communication options aid integration. Ensure voltage and motor compatibility; adapt control signals as needed. It can often replace older, less efficient drives.

Q9: What safety precautions should be observed when installing the ATV930U22N4?

Always disconnect main power before wiring or maintenance. Ensure proper grounding of the drive and motor. Follow local electrical codes and safety standards diligently.

Q10: How does the ATV930U22N4 contribute to overall system efficiency in HVAC applications?

It precisely matches pump speed to system demand, reducing energy waste. Variable speed operation prevents unnecessary cycling and wear on components. It optimizes building energy management systems significantly.