Description 

The Lenze EZN3A0055H045U is a mains filter designed to reduce conducted electromagnetic interference in three-phase industrial power systems. Rated for 400/480 V AC operation with a current capacity of 45 A, it supports stable and compliant drive installations. This 3/PE filter with 0.55 mH inductance is engineered for integration with variable frequency drives and servo systems.

Technical Specifications 

Information About EZN3A0055H045U

The EZN3A0055H045U is a Lenze mains input filter developed to suppress line-side interference generated by power electronics such as inverters and servo drives. It is designed for three-phase plus protective earth (3/PE) configurations operating at 400 or 480 V AC. With a rated current of 45 A and an inductance of 0.55 mH, the unit helps ensure compliance with electromagnetic compatibility (EMC) standards. Certified with cURus recognition, it is suitable for industrial installations requiring reliable noise attenuation and regulatory conformity.

Key Features:

• 400/480 V AC Rating: Compatible with standard industrial three-phase power systems.
• 45 A Current Capacity: Supports medium- to high-power drive applications.
• 3/PE Configuration: Designed for three-phase systems with protective earth connection.
• 0.55 mH Inductance: Provides effective attenuation of conducted interference.
• EMC Noise Suppression: Reduces line-side electromagnetic emissions from drives.
• cURus Certified: Recognized for compliance with North American safety standards.
• Drive System Compatibility: Suitable for use with variable frequency and servo drives.

The EZN3A0055H045U delivers the reliability and performance required for effective mains-side interference suppression in industrial drive systems.