Product Overview

The Danfoss 195N2196 (VLT2940PT4B20) is a robust, compact frequency converter engineered for versatile motor control in industrial and commercial applications. As a cornerstone of the VLT 2900 series, this unit provides precise speed regulation for pumps, fans, and conveyor systems, helping to optimize energy efficiency and reduce mechanical stress on driven equipment. The 195N2196 is designed for seamless integration into existing control architectures, providing reliable performance that directly minimizes unplanned downtime and optimizes the lifecycle costs of essential automation infrastructure.

Technical Configuration

This frequency converter is designed for reliable three-phase operation, offering a refined hardware architecture that balances power density with ease of use. The unit features a compact, chassis-mounted footprint with an IP20-rated enclosure, making it suitable for installation within protected control cabinets. Its internal control logic is optimized for rapid commissioning, allowing for efficient adaptation to varying motor characteristics. Built to withstand standard industrial environments, the drive provides stable output performance and essential protective features to safeguard both the motor and the broader process control network.

Technical Specifications

FAQs

Is the VLT 2900 series suitable for high-speed applications?

The VLT 2900 series is built for broad applicability across standard industrial speed ranges. It excels in managing typical centrifugal and constant torque loads found in manufacturing and utility environments.

How does this unit ensure compatibility with existing PLCs?

The VLT 2900 provides a flexible interface designed for easy integration with standard automation controllers. By using standard signal types, it allows for straightforward connectivity, minimizing the complexity of your control wiring and system setup.

What is the recommended maintenance for this drive?

Periodic inspection of the cooling airflow is essential to ensure consistent thermal performance. Ensure that the cabinet vents are clear of dust and that the internal fans are operating correctly to prevent heat-related electronic degradation.

Is this drive intended for indoor or outdoor use?

The IP20 rating requires the drive to be installed within an indoor, climate-controlled electrical cabinet. It is not designed for direct exposure to environmental elements, high humidity, or heavy particulate matter.

Installation Guidelines and Best Practices

• Thermal Management: The 195N2196 relies on efficient internal heat rejection. Ensure the installation cabinet provides adequate airflow with dedicated intake and exhaust ventilation to keep the internal ambient temperature within the manufacturer's specified limits.
• Shielding and Grounding: Always use high-quality shielded motor cables to minimize electromagnetic emissions. Ensure the cable shield is bonded to the ground terminal at the drive chassis using a 360-degree conductive clamp to maintain electromagnetic compatibility and prevent signal corruption.
• Torque Specifications: Tighten all power and control terminal screws to the recommended torque values. Loose terminals are a frequent cause of localized heating and subsequent connection failure in industrial drive environments. Verify tightness after the initial 24 hours of operational load.