The Hitachi WJ200 Manual provides comprehensive guidance for installing, operating, and maintaining the WJ200 series inverters, designed for motors from 1/8 to 20 HP with 240VAC or 480VAC options. This essential resource ensures optimal performance, safety, and compliance with industrial standards, offering detailed instructions and technical specifications in a convenient PDF format.
1.1 Overview of the Hitachi WJ200 Series
The Hitachi WJ200 Series is a line of inverters designed to support motors ranging from 1/8 to 20 horsepower, with options for 240VAC or 480VAC power input. These inverters are engineered for industrial applications, offering high starting torque and advanced sensorless vector control for precise motor operation. The series is known for its compact design, user-friendly interface, and features like auto-tuning and multistage positioning, making it a versatile solution for diverse industrial needs.
1.2 Importance of the Manual for Users
The Hitachi WJ200 Manual is crucial for users to ensure safe and effective operation of the inverter. It provides detailed instructions for installation, configuration, and troubleshooting, helping users avoid potential hazards and optimize performance. The manual also outlines essential safety guidelines and technical specifications, ensuring compliance with industrial standards. By following the manual, users can maximize the lifespan and efficiency of their WJ200 series inverters while minimizing risks associated with improper usage.
Safety Messages and Precautions
The Hitachi WJ200 Manual emphasizes critical safety messages and precautions to ensure safe installation and operation. Proper grounding, electrical compliance, and hazard awareness are essential for reliability and accident prevention.
2.1 Essential Safety Instructions
The Hitachi WJ200 Manual outlines critical safety instructions to prevent accidents and ensure reliable operation. Users must read the manual thoroughly, follow installation guidelines, and use proper protective equipment. Grounding devices and disconnecting switches are mandatory, and all electrical work should comply with national codes. Overloading and improper connections must be avoided. Safety devices are the responsibility of the user, and only qualified personnel should perform installation, alignment, and maintenance to guarantee safe and efficient inverter operation.
2;2 Warning Labels and Symbols
The Hitachi WJ200 Manual emphasizes the importance of warning labels and symbols to ensure user safety. These labels, located on the inverter and throughout the manual, alert users to potential hazards such as electric shock or mechanical dangers. Ignoring these warnings can result in injury or equipment damage. Users must carefully understand and adhere to these symbols and instructions to operate the inverter safely and effectively, preventing accidents and ensuring compliance with safety standards.
Installation and Setup
Proper installation of the Hitachi WJ200 inverter is crucial for safe and efficient operation. Ensure correct grounding and disconnecting devices are in place. Follow the manual’s step-by-step guide for mounting, wiring, and parameter setup. Qualified personnel should perform installation, alignment, and maintenance. Always refer to the manual for specific instructions and safety precautions to avoid hazards and ensure optimal performance.
3.1 Step-by-Step Installation Guide
Mount the Hitachi WJ200 inverter on a flat surface, ensuring proper ventilation. Connect the motor and power cables according to the wiring diagram in the manual. Install a motor thermal disconnect switch and ensure all grounding connections are secure. Follow National Electrical Codes for wiring. Set the base frequency and motor parameters using the control panel or software. Enable advanced features like auto-tuning for optimal motor performance. Always ensure installation is performed by qualified personnel to guarantee safety and efficiency.
3.2 Required Safety Devices and Grounding
Ensure proper grounding of the Hitachi WJ200 inverter to prevent electrical hazards. Install a motor thermal disconnect switch to protect against overloads and overheating. Use low-resistance grounding for Class I motors and follow National Electrical Codes. The inverter must be connected to earth ground via a low-resistive path. Proper grounding ensures safe operation and compliance with safety standards. Always verify grounding connections before startup to prevent potential electrical risks and guarantee reliable performance.
WJ200 Inverter Specifications
The Hitachi WJ200 inverters support motors from 1/8 to 20 HP with 240VAC or 480VAC inputs, offering high starting torque and CE, UL certifications for reliable performance and advanced motor control.
4.1 Motor Size and Power Input Options
The Hitachi WJ200 series supports motor sizes ranging from 1/8 to 20 horsepower, ensuring flexibility for various industrial applications. It offers 240VAC or 480VAC power input options, catering to different voltage requirements. This range allows users to select the appropriate inverter model based on their specific motor needs, ensuring optimal performance and compatibility across diverse operational demands.
4.2 Product Label and Classification
The Hitachi WJ200 inverters feature a product label located on the right side of the housing, detailing essential specifications such as model number, voltage class, and input type. The series is classified into three main categories: single-phase 200V, three-phase 200V, and three-phase 400V models. This classification ensures compatibility with various industrial applications, allowing users to select the appropriate inverter based on their specific voltage and power requirements.
Motor Constants and Auto-Tuning
The Hitachi WJ200 series utilizes motor constants and advanced auto-tuning to optimize motor performance, ensuring precise control and efficiency. This feature simplifies setup and enhances operational accuracy.
5.1 Understanding Motor Constants
Motor constants are critical parameters in the Hitachi WJ200 series, defining the motor’s electrical characteristics, such as resistance, inductance, and current. These constants ensure precise motor control and are pre-set for Hitachi-standard motors. Users can input custom values for non-standard motors, enabling optimal performance. The constants are stored in dedicated parameters (H020-H024) and can be adjusted manually or through auto-tuning, ensuring compatibility with various motor types and applications.
5.2 Off-Line Auto-Tuning Procedure
The Hitachi WJ200 series features an off-line auto-tuning procedure to estimate motor constants when unknown. This process involves setting the motor size, base frequency, and enabling auto-tuning. The inverter calculates motor resistance, inductance, and current, ensuring accurate control. Once complete, the constants are stored, optimizing motor performance. This feature simplifies setup for non-standard motors and ensures precise operation without manual calculations, enhancing overall system efficiency and reliability in various industrial applications.
Sensorless Vector Control
The Hitachi WJ200 series employs sensorless vector control, enabling high starting torque and smooth low-speed operation. This advanced technology estimates motor speed and torque without physical sensors, ensuring precise control and efficient performance across various industrial applications.
6.1 High Starting Torque and Low-Speed Operation
The Hitachi WJ200 series delivers exceptional high starting torque, reaching up to 200% at 0.75Hz, enabling smooth and precise control even at low speeds. This capability is achieved through advanced sensorless vector control, which accurately estimates motor speed and torque without physical sensors. This feature is particularly beneficial for applications requiring stable operation at low frequencies, ensuring reliable performance in industrial machinery and automation systems.
6.2 Advanced Motor Control Features
The Hitachi WJ200 series incorporates advanced motor control features, including sensorless vector control, which ensures precise speed and torque regulation. It supports various control modes, such as V/f control and sensorless vector control, making it adaptable to diverse industrial applications. The inverter also features built-in logic outputs, timing functions, and positioning capabilities, enhancing operational flexibility. These features, combined with high-performance auto-tuning, enable seamless integration and optimal motor control in demanding environments.
Logic Output and Timing Functions
The Hitachi WJ200 offers customizable logic outputs and timing functions, enabling precise control and automation of industrial processes through advanced programming and operational flexibility.
7.1 Configuring Logic Outputs
The Hitachi WJ200 allows users to configure logic outputs by selecting operands and operators, enabling custom control logic. Parameters like C021, C022, and C026 route logical results to specific terminals. For example, OR logic between inputs from terminals 11 and 12 can be set up, ensuring precise control. This feature enhances automation by enabling tailored responses to operational conditions, improving system efficiency and adaptability in industrial applications.
7.2 Setting Up Logical Operations
Logical operations on the Hitachi WJ200 enable advanced control by combining inputs using AND, OR, or XOR logic. Users can define conditions using programmable parameters such as C142 and C143, assigning operands and operators to create custom logic. For example, setting C142 to “AND” between two inputs allows motor speed to change only when both conditions are met. This feature enhances automation by enabling precise, condition-based control for industrial applications, improving operational efficiency and flexibility.
Simple Positioning and Encoder Settings
The WJ200 supports encoder settings for precise positioning control. Using pulse train input, users can achieve accurate speed and position control with a maximum frequency of 32kHz. The homing function allows setting a reference position for operational accuracy.
8.1 Pulse Train Input for Position Control
The Hitachi WJ200 supports pulse train input for precise speed and position control. Phase-A and Phase-B signals are connected to terminals EA and EB, with a 90-degree phase difference. The inverter allows 2-phase or single-phase pulse inputs, with a maximum frequency of 32kHz for Phase-A and 2kHz for Phase-B. Direction detection is configured via parameters, ensuring accurate motor control. This feature enables simple positioning and speed regulation, making it ideal for applications requiring high precision.
8.2 Homing Function and Position Data
The Hitachi WJ200 features a homing function that resets the motor’s position to a predefined home position. This is triggered by a signal assigned to input terminals, with two homing modes available: ORG for referencing the home position and a user-defined method. When homing is complete, the current position data is reset to zero. If homing is not operated, the motor’s position at power-up is treated as the home position, ensuring accurate positioning control for various applications.
Multistage Position Switching
The Hitachi WJ200 supports multistage position switching, allowing users to preset up to eight positions (0-7) for precise control. These positions are assigned via input terminals, enabling seamless transitions between predefined stages during operation.
9.1 Preset Position Data and Function Assignment
The Hitachi WJ200 allows users to assign up to eight preset positions (0-7) for multistage operations. These positions are stored in parameters P060 to P067 and can be activated via input terminals C001 to C008. Each position is triggered by a specific input signal, enabling precise control over motor positioning. This feature is ideal for applications requiring sequential or repetitive positioning tasks, ensuring smooth transitions between stages.
Compliance and Standards
The Hitachi WJ200 meets rigorous international standards, including CE, UL, c-UL, and c-Tick certifications, ensuring safety, efficiency, and environmental compliance for global industrial applications.
10.1 CE, UL, and Other Certifications
The Hitachi WJ200 inverters are certified to meet global safety and environmental standards, including CE, UL, c-UL, and c-Tick. These certifications ensure compliance with European, North American, and Australian regulations, guaranteeing safe operation, energy efficiency, and environmental responsibility. The WJ200 series is designed to meet rigorous testing standards, ensuring reliability and performance across diverse industrial applications worldwide. These certifications also verify the product’s adherence to electromagnetic compatibility and safety requirements, making it suitable for use in various international markets and industries.
Additional Resources and Downloads
Access the Hitachi WJ200 Quick Reference Guide and Technical Specifications for detailed instructions. PDF manuals are available for download, ensuring easy reference and comprehensive guidance.
11.1 Quick Reference Guide
The Hitachi WJ200 Quick Reference Guide provides a concise overview of key features, installation steps, and operational tips. Designed for quick access, it covers essential functions like motor setup, parameter configuration, and troubleshooting. This guide is ideal for users needing fast, on-the-job references without delving into the full manual. Available as a downloadable PDF, it complements the main manual, ensuring users can swiftly resolve common tasks and optimize their WJ200 inverter performance efficiently.
11.2 Technical Specifications and PDF Manuals
The Hitachi WJ200 series offers detailed technical specifications, including motor size options from 1/8 to 20 HP and power inputs of 240VAC or 480VAC. Product labels, located on the right side of the housing, provide essential classification details. Compliance with standards like CE, UL, and c-Tick is highlighted. PDF manuals, including the Quick Reference Guide and full instruction manuals, are available for download, ensuring users have access to comprehensive technical information and troubleshooting guides for optimal inverter performance.
Troubleshooting and Error Handling
This section outlines common issues with the Hitachi WJ200, such as error codes and motor malfunctions, providing solutions and referencing the manual for detailed troubleshooting.
12.1 Common Issues and Solutions
Common issues with the Hitachi WJ200 include over-voltage trips, motor overheating, and communication errors. Solutions involve checking power supply stability, ensuring proper motor sizing, and verifying communication settings. Error codes like E.OVC (over-current) or E.THL (thermal limit) indicate specific faults. Refer to the manual for detailed troubleshooting steps and parameter adjustments to resolve these issues effectively and maintain optimal performance. Regular maintenance and correct installation are key to preventing such problems.
The Hitachi WJ200 Manual ensures optimal performance and safety. Follow proper installation, parameter settings, and maintenance for efficient, reliable operation, maximizing productivity and longevity.
13.1 Final Tips for Optimal Performance
For optimal performance, regularly inspect and clean the inverter, ensure proper cooling, and maintain stable power supply. Always follow the manual’s safety guidelines and update firmware as needed. Properly configure motor constants and utilize auto-tuning for precise control. Regularly check output terminals and ensure motor compatibility. Keep the manual handy for quick reference and troubleshoot issues promptly to prevent downtime. Proper maintenance ensures longevity and reliable operation of the Hitachi WJ200 inverter.