OULU EV510A-0185G/0220P-T4 AC Drive with High Overload Vector Control 39A 22kW

The OULU EV510A-0185G/0220P-T4 AC Drive is a high-performance solution engineered for precise motor control and significant energy savings in demanding industrial applications. This advanced variable frequency drive (VFD) delivers exceptional torque control and rapid response, making it ideal for complex automation systems. Featuring robust overload capabilities and a comprehensive suite of protection functions, the EV510A-0185G/0220P-T4 ensures reliable operation even under strenuous conditions. Its core technical parameters include a 22kW (30HP) power rating and a 39A current output, designed to operate with 380V, 50/60Hz three-phase power input.

Product Specifications

| Parameter             | Specification                                         |

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

| Model                 | EV510A-0185G/0220P-T4                                 |

| Power Rating          | 22kW / 30HP                                           |

| Output Current        | 39A                                                   |

| Input Voltage         | 380V (3-phase), 50/60Hz                               |

| Control Mode          | High-Performance Vector Control (SVC/FVC), V/F Control |

| Starting Torque (SVC) | 0.5Hz / 150%                                          |

| Starting Torque (FVC) | 0Hz / 180%                                            |

| Speed Range           | 1:100 (SVC), 1:1000 (FVC)                             |

| Steady Speed Precision| ±0.5% (SVC), ±0.02% (FVC)                             |

| Analog Inputs         | 3 (configurable for voltage/current)                  |

| Analog Outputs        | 2 (configurable for voltage/current)                  |

| Digital Inputs        | 7                                                     |

| Relay Outputs         | 2                                                     |

| Protection Functions  | Over-current, Over-voltage, Under-voltage, Overheat, Overload, Input/Output Phase Loss, Motor Short-Circuit Detection |

| Operating Temperature | -10°C to +40°C (derate above 40°C)                    |

| Humidity              | <95% RH (non-condensing)                              |

| Altitude              | Less than 1000m                                       |

Core Features & Market Positioning

The OULU EV510A-0185G/0220P-T4 stands out in the industrial automation market due to its sophisticated high-performance current vector control, enabling precise management of both motor speed and torque. This capability is crucial for applications requiring dynamic load handling and accurate positioning. Oulu Electric, the manufacturer, emphasizes its strong R&D foundation in industrial automation, boasting proprietary intellectual property rights and a commitment to providing high-quality products and comprehensive solutions. The EV510A series is positioned as a premium offering within Oulu's product line, designed for complex automation systems that demand superior performance and reliability compared to standard V/F control drives. Its built-in PLC functionality, supporting up to 16 stages of speed running, further enhances its versatility for automated production equipment.

Key Application Scenarios

This OULU AC drive is exceptionally well-suited for a wide array of industrial applications where precise motor control and high torque are paramount. These include:

  Machine Tools: For applications requiring precise speed and torque regulation during cutting, milling, and grinding operations.  Packaging Machinery: Enabling accurate synchronized movements and controlled acceleration/deceleration for high-speed packaging lines.  Textile Machinery: Facilitating consistent fabric tension and precise speed control in spinning, weaving, and dyeing processes.  Fans and Pumps: Optimizing energy efficiency through precise speed adjustment based on system demand, reducing operational costs.  Automated Production Lines: Integrating seamlessly into complex automated systems that require dynamic load handling and rapid response.  Extruders and Winders: Maintaining consistent material tension and speed during continuous material processing.

Practical System Integration Guidance

Integrating the OULU EV510A-0185G/0220P-T4 into an industrial control system is streamlined by its versatile I/O configuration and clear connection terminals. For installation, it is critical to ensure the VFD is mounted in a clean environment, free from dust, corrosive gases, oil smoke, or excessive moisture, and within the specified operating temperature range of -10°C to +40°C. Power connections require adhering to the specified input voltage of 380V, 50/60Hz for three-phase input. Motor connections should be made to terminals T1, T2, and T3, ensuring proper grounding of both the drive and the motor for safety. The drive supports multiple speed reference methods, including digital keypad settings, analog voltage/current signals (0-10V, 0-20mA), and pulse inputs, offering flexibility in system design. For wiring single-phase power to a three-phase input unit (if applicable and supported by the specific model configuration), refer to the manual for correct terminal usage, typically involving L1 and L3.

Programming the drive involves navigating through menus using the keypad, with options for setting acceleration and deceleration times (0.0 to 6500.0 seconds), carrier frequency, and control modes. The drive also features a keypad locking function to prevent accidental parameter changes.

Operation and Risk Mitigation

Operating the OULU EV510A-0185G/0220P-T4 involves utilizing the intuitive keypad for start, stop, and parameter adjustments. The RUN button initiates operation, while the STOP/RESET button halts the motor and can also be used to clear faults. Comprehensive protection functions are built-in to safeguard the drive and motor against common electrical issues. These include over-current, over-voltage, under-voltage, overheat, overload protection, and input/output phase loss detection. Motor short-circuit detection upon power-on is also a standard safety feature.

In the event of a fault, the drive will display an error code, allowing for quick identification of the issue. Common faults include Undervoltage, requiring a check of the input power supply; Overheating, necessitating improved ventilation or derating; and Overcurrent, which indicates potential motor stalling or overloading. For troubleshooting, it is recommended to first observe indicator lights and fault records, then verify external wiring, and finally adjust parameter settings if necessary. If issues persist, contacting Oulu Electric's after-sales service is advised.

Scalability & Long-Term Value

The OULU EV510A series offers considerable long-term value through its robust feature set and compatibility with advanced industrial control systems. The drive supports various PG cards, allowing for closed-loop vector control and enhanced performance in demanding applications, which can be critical for future upgrades or expansions. Furthermore, Oulu Electric's commitment to providing ongoing support, including installation, commissioning, operation, maintenance, and technology upgrades, ensures that users can maximize the lifespan and efficiency of their investment. The drive's ability to switch between two sets of motor parameters also provides flexibility for applications using different motor types or operating under varied conditions, enhancing its adaptability to evolving production needs. Integration with industrial networks via communication protocols (though specific protocols are not detailed here) is generally supported by such high-performance drives, facilitating connectivity within an Industrial Internet of Things (IIoT) ecosystem.

Frequently Asked Questions (FAQs)

Q1: What are the primary benefits of using the OULU EV510A-0185G/0220P-T4 AC Drive?

The OULU EV510A-0185G/0220P-T4 offers superior motor control through its high-performance vector control, ensuring precise torque and speed regulation. It provides significant energy savings by optimizing motor operation according to load demands. The drive also features robust overload capacity and comprehensive protection features for enhanced reliability and operational safety.

This advanced VFD is designed for demanding industrial applications that require dynamic response and accuracy, such as machine tools, packaging, and automated production lines. Its ability to handle complex automation tasks makes it a valuable asset for improving manufacturing efficiency and product quality.

The drive's integrated features, including multiple I/O options and support for various control modes, facilitate easier system integration. Combined with Oulu Electric's comprehensive support services, it represents a long-term investment in reliable and efficient industrial automation.

Q2: What is the power rating and output current of the OULU EV510A-0185G/0220P-T4?

This specific model, the EV510A-0185G/0220P-T4, is rated for a continuous output power of 22kW, which is equivalent to approximately 30 horsepower. It can deliver a maximum continuous output current of 39 Amperes.

This power and current rating makes it suitable for driving medium to large three-phase induction motors in various industrial settings. It balances high performance with a manageable physical footprint and power requirement for its capacity.

The drive is designed to operate with 380V, 50/60Hz three-phase input power, ensuring compatibility with standard industrial power grids in many regions.

Q3: What types of motor control does the OULU EV510A-0185G/0220P-T4 support?

The EV510A-0185G/0220P-T4 supports multiple advanced control modes, primarily high-performance current vector control, both sensorless (SVC) and closed-loop (FVC) with optional PG cards. It also includes traditional V/F control for simpler applications.

Vector control allows for precise independent control of motor flux and torque, delivering excellent dynamic performance, high starting torque, and precise speed regulation even at low speeds. This is crucial for applications requiring exact positioning or rapid torque response.

The inclusion of V/F control provides flexibility, allowing users to select the most appropriate control strategy based on the application's specific requirements, balancing performance needs with system complexity.

Q4: Can the OULU EV510A-0185G/0220P-T4 be used in applications with high overload requirements?

Yes, the OULU EV510A-0185G/0220P-T4 is specifically designed with high overload capabilities, particularly in its "P" type designation which signifies Heavy Loading. For example, its SVC mode offers 150% overload at 0.5Hz, and its FVC mode can achieve 180% overload at 0Hz.

This high overload capacity ensures the drive can handle transient torque demands or start motors under heavy loads without tripping or failure. This is essential for applications like conveyors, crushers, and presses that often experience peak torque requirements.

The drive's robust design and sophisticated control algorithms enable it to manage these demanding conditions while maintaining stable operation and protecting the motor from damage.

Q5: What are the typical environmental operating conditions for this AC drive?

The OULU EV510A-0185G/0220P-T4 is designed for operation in typical industrial indoor environments. It should be installed away from direct sunlight and in areas free from excessive dust, corrosive gases, flammable substances, oil smoke, water vapor, and dripping water.

The drive is rated for an ambient temperature range of -10°C to +40°C. However, it's important to note that above 40°C, the drive's capacity must be derated, meaning it should be operated at a reduced load to prevent overheating and ensure longevity.

Humidity levels should not exceed 95% RH and should be non-condensing. The drive is also specified for altitudes below 1000 meters; operation at higher altitudes may require derating or special considerations.

Q6: What are common fault codes or error indicators for the OULU EV510A-0185G/0220P-T4, and how can they be addressed?

Common fault codes often relate to electrical protection mechanisms. For instance, an "Overcurrent Fault" (often indicated by codes like E01 or similar) suggests the motor is drawing too much current, possibly due to overload, stalling, or incorrect acceleration settings.

An "Undervoltage Fault" (e.g., E02) indicates the input power supply voltage is too low for safe operation. "Overheating Fault" (e.g., E03) suggests the drive's internal temperature is too high, requiring improved cooling or reduced load. Other common faults include input/output phase loss and over-voltage.

Troubleshooting typically involves checking parameter settings (like acceleration time for overcurrent, or carrier frequency for overheating), verifying external wiring for loose connections or short circuits, and ensuring the input power supply is stable and within range. For persistent faults, contacting Oulu Electric support is recommended.

Q7: How is the speed of the motor controlled with the OULU EV510A-0185G/0220P-T4?

Motor speed can be controlled through various methods, offering great flexibility. Users can set the desired speed directly using the drive's keypad interface, adjusting parameters for frequency and ramp times.

Alternatively, speed can be controlled remotely using analog input signals. The drive features multiple analog inputs that can accept voltage signals (e.g., 0-10V) or current signals (e.g., 0-20mA) from potentiometers or other control devices.

Additionally, the drive's built-in PLC functionality allows for pre-programmed multi-speed operation, enabling the motor to run at up to 16 different pre-set speeds, which can be switched based on external digital inputs or internal logic.

Q8: Does this AC drive support communication with other industrial systems or IIoT platforms?

While specific communication protocols are not detailed in the provided snippets, high-performance vector control drives like the EV510A series typically support communication options. This often includes serial communication ports for protocols like Modbus RTU, allowing integration into SCADA systems or PLC networks.

The inclusion of programmable digital inputs and outputs, along with analog I/O, provides fundamental interfaces for system integration. These allow the drive to exchange status information and receive control commands from other automation equipment.

For advanced IIoT integration, users would typically utilize a communication module or interface that enables connectivity over industrial Ethernet protocols (e.g., Ethernet/IP, PROFINET) or wireless networks, facilitating remote monitoring, diagnostics, and control.

Q9: What is the difference between the EV510A Series and other OULU VFD series like EV200 or EV210?

The EV510A series represents Oulu's high-performance vector control VFDs, designed for demanding applications requiring precise torque control, rapid response, and complex automation. It offers superior dynamic performance and accuracy.

The EV200 series is positioned as a compact and economical option, primarily using standard V/F control for light-duty applications where precise torque control is not critical. The EV210 series is an upgraded VFD with improved stability and performance over the EV200, but generally falls below the EV510A in terms of advanced vector control capabilities.

In essence, the EV510A is the flagship for applications demanding the highest level of motor control precision and dynamic response, while the EV200 and EV210 cater to more basic or moderately demanding motor control needs.

Q10: What are the typical applications for the OULU EV510A-0185G/0220P-T4 AC Drive?

The EV510A-0185G/0220P-T4 is exceptionally versatile, finding its place in numerous industrial sectors. Its precise control makes it ideal for machine tools, where accuracy in speed and torque is paramount for finishing.

It is also extensively used in packaging machinery, textile equipment, and automated production lines that require synchronized movements, rapid acceleration/deceleration, and consistent operational performance for high throughput.

Other key applications include driving pumps and fans efficiently by matching motor speed to system demand, as well as in processing industries like paper manufacturing and drawing machines, where consistent tension and speed control are critical for material quality.