Hitachi WJ200-030HF Inverter

Introduction to the Model

The Hitachi WJ200-030HF inverter is a robust and versatile device, designed for industrial applications requiring precise speed and torque control. This model, part of the WJ200 series, is ideal for driving standard induction and permanent magnet motors. Its solid construction and advanced control features make it a popular choice in the industry.

Visual Appearance and Components

The WJ200-030HF features a compact form factor and functional design. It measures 128 mm in height, 108 mm in width, and 170 mm in depth, weighing approximately 3.2 kg. This compact size allows for easy installation in tight spaces, also facilitating side-by-side installation of multiple units. The front panel features an LED display and buttons for intuitive and immediate configuration.

Technical Characteristics

• Rated Power: 4 kW
• Starting Torque: 200% or greater
• Input Current: 8.8 A
• Supply voltage: 400 V, three-phase
• Advanced Features: Sensorless vector control, simplified autotuning, and safety functions such as safe-stop.
• Weight: 3.2 kg
• Dimensions: 128mm (H) x 108mm (W) x 170mm (D)

Usage Procedure

Using the Hitachi WJ200-030HF inverter is simple and straightforward. After proper installation, simply configure the operating parameters using the control panel or, if preferred, PC software. The unit's automatic configuration allows you to quickly optimize the settings for the specific needs of the connected motor.

Compatible Accessories

Several accessory options are available to expand the functionality of the WJ200-030HF inverter, including:

• RFI filters to reduce electromagnetic noise.
• EtherCAT and Profibus option cards for integration into automation networks.
• Extension cables for flexible installation.

Optimal Use Parameters

To ensure optimal operation of the WJ200-030HF, it is essential to take the following formulas into consideration:

1. Power (kW) = (Voltage (V) x Current (A)) / 1000
2. Torque (Nm) = (Power (kW) x 60) / (2 x π x Speed ​​(rpm))

These formulas help to correctly size the application and ensure that the inverter operates under the best conditions.

Workable Materials

The Hitachi WJ200-030HF inverter is suitable for handling a variety of applications, including electric motors in industries such as water treatment, manufacturing, and pump and fan control.

Maintenance and Safety Regulations

Inverter maintenance is relatively simple, but it's essential to perform periodic checks to ensure proper functioning of the cooling fans and electrical connections. It's important to follow safety regulations, especially European (CE) regulations, to ensure safe and compliant use. If the inverter isn't CE marked, it may need to be adapted to comply with local regulations, possibly by consulting a specialized technician.

Evaluation of a Good Used Car

When purchasing a used inverter like the WJ200-030HF, it's important to check the device's history, inspect for signs of wear, and request a functional test. An inverter in good condition can represent a significant saving compared to purchasing a new model.

Sectors of Use and Advantages of Purchasing Used

The Hitachi WJ200-030HF is widely used in industries such as industrial automation, motion control, and the water treatment industry. Buying a used inverter, especially a reliable model like the WJ200, allows you to achieve high performance at a low cost, making the investment more affordable for small and medium-sized businesses.

In summary, the Hitachi WJ200-030HF inverter is an excellent option for those looking for a robust, versatile and easy-to-use device, perfect for optimising industrial operations.