OPIS PRODUKTU
SCHNEIDER ELECTRIC ATV21HU55N4 - Variable Speed Drive
The SCHNEIDER ELECTRIC ATV21HU55N4 is a variable speed drive from the Altivar 21 series, engineered for precise motor control in commercial and industrial HVAC and pumping applications. This unit provides energy-efficient operation for asynchronous motors, utilizing sensorless flux vector control and V/f control methods. It is designed for integration into building management systems, optimizing fan, pump, and compressor performance.
Technical Specifications:
- SERIES/FAMILY: Altivar 21 (ATV21)
- COMPONENT TYPE: Variable Speed Drive (VSD) / Variable Frequency Drive (VFD)
- ELECTRICAL SPECS:
- NOMINAL POWER: 5.5 kW (7.5 HP)
- INPUT VOLTAGE: 3-Phase, 380-480 VAC
- INPUT FREQUENCY: 50/60 Hz
- NOMINAL OUTPUT CURRENT: 12.5 A (at 400V)
- OUTPUT FREQUENCY RANGE: 0.5 - 200 Hz
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Compact, panel-mounted enclosure
- MOTOR TYPE COMPATIBILITY: 3-Phase Asynchronous Motors
- INTERFACE/CONTROL:
- INTEGRATED PROTOCOLS: Modbus RTU
- OPTIONAL PROTOCOLS: BACnet, LonWorks, METASYS N2, APOGEE P1 (via communication cards)
- CONTROL METHOD: Sensorless Flux Vector Control, Voltage/Frequency (V/f) Control
- I/O: Configurable digital and analog inputs/outputs
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP21 (Standard enclosure protection)
- COOLING METHOD: Forced air cooling (integrated fan)
- MOUNTING STYLE: Vertical panel mounting
- COMPATIBILITY/APPLICATION:
- TARGET APPLICATIONS: HVAC systems (fans, ventilation), Pumping systems, Compressors
- SYSTEM INTEGRATION: Building Management Systems (BMS)
