The VIIP VIP3-32B-20 is a high-performance filter designed specifically for three-phase AC power lines. It features a dual-stage design aimed at effectively reducing conducted electromagnetic interference (EMI) and radio frequency interference (RFI) in industrial power systems.

This filter operates with voltages up to 380/480 VAC at frequencies of 50 or 60 Hz, supporting a rated current of 20A RMS. It incorporates a sophisticated two-stage LC filtering network which provides excellent attenuation of both common-mode and differential-mode noise over a broad frequency range from 150 kHz to 30 MHz.

Encased in a durable, fully shielded metal enclosure, the VIP3-32B-20 is equipped with touch-safe industrial screw terminal blocks for secure and safe electrical connections. This robust construction ensures the device meets stringent international electromagnetic compatibility (EMC) standards, including CISPR 11/EN 55011, CISPR 32/EN 55032, and IEC/EN 61800-3, guaranteeing reliable system performance and compliance.

The component model is identified as VIP3-32B-20 . It is designed as a three-phase dual-stage EMI power line filter, suitable for filtering electromagnetic interference in power lines.

This device operates at a rated voltage of 380 VAC or 480 VAC and supports a maximum rated current of 20A RMS at those voltage levels. It functions efficiently within operating frequencies of 50 or 60 Hz , making it compatible with standard power line frequencies.

Regarding leakage current, it maintains a maximum leakage of 5.0 mA per line to ground when operating at 480 VAC and 60 Hz. The hi-pot test parameters include a line-to-ground voltage withstand of 2000 VAC for 1 minute and a line-to-line voltage withstand of 500 VDC .

The insulation resistance between any input or output to ground is guaranteed to be at least 100 MΩ at 500 VDC , ensuring excellent insulation characteristics. The device is rated to operate within a temperature range from -25°C up to +100°C , enabling reliable performance in various environmental conditions.

Furthermore, the product complies with multiple safety and environmental standards, including CE, RoHS, and REACH , confirming its adherence to relevant regulatory requirements and ecological considerations.

One common application is in Variable Frequency Drives (VFDs) and inverters, where these devices help eliminate the switching noise caused by PWM frequency converters and motor controllers. This noise reduction is crucial for maintaining system performance and reliability.

In the field of industrial automation and robotics, such solutions are extensively used in CNC machines, robotic arms, PLC systems, as well as automated packaging and textile machinery. These applications benefit from enhanced precision and reduced electromagnetic interference.

Servo systems and motor drives also rely on these technologies, especially in high-precision multi-axis motion control setups that experience significant dV/dt noise. This ensures smooth and accurate motor operation.

Renewable energy and power conversion sectors utilize these components in three-phase solar photovoltaic (PV) inverters, wind turbine converters, and Battery Energy Storage Systems (BESS). The application in these areas helps improve energy efficiency and system stability.

Additionally, power supplies and Uninterruptible Power Supply (UPS) systems benefit from their use, particularly in high-power three-phase Switch-Mode Power Supplies (SMPS). This contributes to reliable power delivery and uninterrupted operation during power fluctuations.

Lastly, laser and heavy machinery industries employ these technologies in industrial laser cutters, welding machines, injection molding equipment, and elevator drive units, where they aid in reducing noise and enhancing operational accuracy.