HVAC Variable Frequency Drives
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HVAC Variable Frequency Drives

ACH-series drives for AHUs, chillers, pumps & cooling towers

Dedicated HVAC drives with built-in application macros for fan, pump and compressor control. Energy-optimised control reduces motor energy consumption on part-load duty, while integrated building automation protocols allow direct integration into the BMS.

Technical details

Specifications

Power range
0.75 kW – 250 kW
Supply voltage
380 – 480 V, 3-phase, 50/60 Hz
Control
Scalar (V/f) and vector control
Protocols
BACnet MS/TP, Modbus RTU, N2, FLN, embedded
Protection
IP21 standard, IP55 optional
Efficiency
Up to 98% drive efficiency, IE2 system class
Features
Energy optimiser, override/fire mode, PID, real-time clock
Where it is used

Applications

  • Air handling units
  • Chilled water & condenser pumps
  • Cooling towers
  • Ventilation fans
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