Danfoss FC 321 AQUA Drive 30HP(ND)/25HP(HD) 480V Frame B4

The Danfoss FC 321 AQUA Drive 30HP Normal Duty / 25HP Heavy Duty is a high-capacity VFD engineered for demanding water and wastewater pumping systems. Operating at 480V 3-phase in a Frame B4 form factor. this drive provides advanced process control functions that go far beyond basic speed regulation. Key features include cascaded pump control for multi-pump staging. built-in dry-run protection. pipe fill mode to eliminate water hammer. sleep mode for energy conservation during low-demand periods. and an integrated PI regulator for closed-loop pressure and flow management. Fieldbus support includes Modbus RTU and PROFIBUS DP. making integration into SCADA and BAS systems straightforward. Suitable for large pump stations. municipal water and wastewater treatment. industrial cooling loops. and high-capacity irrigation systems. Two units in stock.