OULU EV510A-4000G-T4 High Performance Vector Frequency Drive 690A 400kW

The OULU EV510A-4000G-T4 High Performance Vector Frequency Drive is engineered for demanding industrial applications, delivering exceptional motor control and energy efficiency. This 690A, 400kW powerhouse integrates advanced vector control algorithms for precise speed and torque regulation, making it ideal for complex machinery. Its robust design ensures reliability in harsh environments, while features like integrated braking choppers and comprehensive protection functions simplify system integration and enhance operational safety.

Product Specifications

| Parameter              | Value                               |

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

| Model                  | EV510A-4000G-T4                     |

| Rated Output Current   | 690A                                |

| Rated Output Power     | 400kW (536 HP)                      |

| Input Voltage          | 400V Class                          |

| Control Method         | Sensorless Vector Control, V/f      |

| Overload Capacity      | 150% for 60s, 180% for 10s          |

| Ambient Temperature    | -10°C to +40°C (derating above 40°C) |

| Protection Rating      | IP20                                |

| Communication Options  | Modbus RTU (standard), optional fieldbuses |

Core Features & Market Positioning

The OULU EV510A-4000G-T4 distinguishes itself with its superior sensorless vector control, offering dynamic torque response comparable to closed-loop systems, a significant advantage in applications requiring rapid acceleration and deceleration. This high-performance drive excels in environments demanding precision and robustness, positioning it as a premium solution for critical industrial processes. Its advanced thermal management system and modular design facilitate maintenance and ensure extended operational life, translating to a lower total cost of ownership. The drive's built-in braking unit capability further reduces external component requirements, simplifying installation and saving space.

Key Application Scenarios

This high-performance vector frequency drive is exceptionally well-suited for heavy-duty industrial applications. It provides precise speed and torque control essential for variable torque loads such as centrifugal pumps and fans, optimizing energy consumption. In constant torque applications like extruders, conveyors, and mixers, the EV510A-4000G-T4 delivers the necessary power and responsiveness. Furthermore, its capabilities are vital in material handling systems, machine tools, and HVAC systems where accurate motor performance directly impacts process efficiency and product quality.

Practical System Integration Guidance

Integrating the OULU EV510A-4000G-T4 into existing industrial setups is streamlined due to its comprehensive connectivity and programming flexibility. Standard Modbus RTU communication allows for easy integration into SCADA and PLC systems. For robust installations, ensure proper line reactor or filter selection to mitigate harmonic distortion and protect the drive from voltage transients. The drive's terminals accommodate motor, power, and control wiring; adherence to the wiring diagrams provided in the OULU manual is critical for safe and reliable operation. Pre-commissioning checks should include verifying motor parameters, input/output voltages, and grounding.

Operation and Risk Mitigation

Safe operation of the OULU EV510A-4000G-T4 hinges on adherence to installation guidelines and parameter configurations. Before powering on, verify all connections and ensure the drive's cooling fan operates correctly. Key safety features include overcurrent, overvoltage, undervoltage, and thermal protection, which automatically safeguard the drive and connected motor. Common fault codes, such as "Overcurrent" (OC) or "Overload" (OL), typically indicate issues with motor load, cabling, or incorrect parameter settings that require immediate attention and diagnostic review according to the user manual.

Scalability & Long-Term Value

The OULU EV510A-4000G-T4 offers significant long-term value through its inherent scalability and compatibility with modern industrial automation trends. Its modular design allows for the addition of optional communication cards, such as PROFIBUS or EtherNet/IP, enabling seamless integration into advanced IIoT platforms and digital factory environments. This flexibility ensures that the drive can adapt to evolving system requirements and network protocols. The drive's robust construction and high-efficiency operation contribute to reduced energy costs and lower maintenance needs, extending its service life and providing a strong return on investment.

Frequently Asked Questions

What are the key benefits of the OULU EV510A-4000G-T4?

It offers superior sensorless vector control for precise torque.

Energy efficiency is maximized through advanced VFD technology.

Robust construction ensures reliability in harsh industrial settings.

What types of motors can be controlled by this drive?

AC induction motors are fully supported for various applications.

Synchronous motors can also be controlled with appropriate configuration.

The drive is designed for 400V class motors up to 400kW.

How is the OULU EV510A-4000G-T4 protected against electrical faults?

It features comprehensive overcurrent and overload protection.

Overvoltage and undervoltage protection safeguards the drive.

Overheating is prevented by integrated thermal monitoring systems.