Schneider Electric ATV21WD30N4 Altivar 21 Variable Frequency Drive

Description

The Schneider Electric ATV21WD30N4 is a variable frequency drive (VFD) from the Altivar 21 range, engineered for efficient motor speed and torque control in industrial and HVAC applications. Rated for 30 kW (40 HP), this unit supports a 480 V power supply. It features an integrated EMC filter (Class A) to minimize electromagnetic emissions and is housed in an IP54-rated enclosure, providing protection against dust and splashing water, making it suitable for demanding industrial environments.

Features

• Optimized speed and torque regulation for AC motors
• 30 kW (40 HP) power output rating
• Input voltage: 480 V
• Integrated EMC filter (Class A)
• IP54 ingress protection rating for harsh environments

Applications

• HVAC fan and pump control
• Commercial and industrial ventilation systems
• Pumping station motor management
• Industrial process fluid control

Technical Specifications

Installation Guidelines

• Mounting: Ensure the drive is mounted vertically on a solid surface to allow for proper airflow and heat dissipation.
• Clearance: Adhere to the minimum clearance distances provided in the manual to ensure effective thermal management.
• Grounding: Connect the drive to a secure, low-impedance earth ground to maintain the integrity of the integrated EMC filter and ensure operator safety.
• Wiring: Use shielded cabling for motor connections to comply with Class A EMC standards and reduce high-frequency electrical noise.
• Environment: The IP54 rating allows for installation in areas exposed to dust and moisture, provided the enclosure door remains properly sealed.