Schneider Altivar 21 ATV21HU30N4 Variable Frequency Drive

Description

The ATV21HU30N4 is an Altivar 21 variable frequency drive designed for the speed control of three-phase asynchronous motors. This unit is rated for 3 kW power output and operates on a 480 V supply. It includes an integrated EMC filter (Class A) to minimize electromagnetic interference in industrial environments and is housed in an IP20-rated enclosure. The ATV21HU30N4 provides reliable motor regulation and energy efficiency for a variety of general-purpose and HVAC-related applications.

Features

• Compatible with 480 V power supplies
• 3 kW power capacity
• Integrated EMC filter (Class A)
• IP20 degree of protection
• Compact form factor for efficient panel space utilization

Applications

• HVAC fan and pump control
• Commercial building automation systems
• General-purpose industrial machinery
• Material handling equipment

Technical Specifications

Installation Guidelines

• Mounting: Mount the drive vertically in a clean, dry, and ventilated cabinet to ensure optimal heat dissipation.
• Environmental: Ensure the operating environment is free from corrosive gases, conductive dust, and excessive humidity.
• Wiring: Use shielded cables for motor connections to maintain the effectiveness of the integrated EMC filter. Segregate power and control wiring to prevent noise interference.
• Grounding: Connect the drive frame to the protective earth terminal using a high-conductivity ground cable to ensure system safety and EMC performance.