Configured for frequency regulation in HVAC motor infrastructure, the Schneider Electric ATV212HU40N4 (ATV212HU40N4 Variable Speed Drive) provides direct physical and electrical execution of speed control for three-phase asynchronous motors across industrial building management platforms.

Model Suffix & Configuration

• ATV212: Altivar 212 series product family identifier.

• HU40: 4 kW power rating designation for fluid handling applications.

• N4: Three-phase 380 V to 480 V input voltage range compatibility.

Hardware Specifications

Industrial Control & Network Communication

The ATV212HU40N4 architecture utilizes native Modbus, BACnet, METASYS N2, and APOGEE FLN P1 protocols to facilitate deterministic network integration within building management systems. Firmware flash compatibility permits synchronization with existing control hardware and diagnostic tools. The drive manages I/O density via programmable terminals to enable feedback loops for pressure or flow regulation. The internal firmware includes motor control algorithms designed to limit line harmonics while maintaining high-speed control responsiveness for centrifugal fan and pump applications.

Ordering Information

• 1 x ATV212HU40N4 Variable Speed Drive

• 1 x Technical data documentation set

• 1 x Terminal connection manual

Field Installation Guidelines

• Mounting: Ensure vertical installation on a panel surface to facilitate heat dissipation through the internal cooling fins.

• Clearance: Maintain a minimum of 100 mm of air gap around the drive chassis to prevent thermal trip states during peak operation.

• Grounding: Connect the chassis to a verified cabinet ground point to ensure EMC filter efficacy and signal stability.

• Wiring: Use separate conduits for power input wiring and low-voltage control signals to minimize electromagnetic noise coupling.

Frequently Asked Questions

• Does the drive support BACnet integration? Yes, the drive features native protocol support for BACnet, Modbus, and other building management network standards.

• Is the drive suitable for pump applications? Yes, the control logic is optimized for centrifugal loads such as pumps and fans to improve energy efficiency.

• What is the purpose of the integrated EMC filter? The built-in Class C2 EMC filter reduces radiated and conducted emissions to meet regulatory noise standards.

• Can this drive be used with a 380 V input? Yes, the input range supports three-phase power from 380 V to 480 V AC.

• How is the drive programmed? Programming can be performed via the local HMI display or through compatible software tools via the communication port.

• Does the drive require a separate cooling fan? The unit utilizes internal heat dissipation design, though cabinet-level ventilation is recommended for high-density installations.

• What happens in a phase loss event? Internal protection logic detects input phase loss and triggers a fault code to stop the motor and protect the power stage.

• Can I network multiple drives on the same Modbus bus? Yes, the drive supports multi-drop serial communication addressing for centralized system control.