Danfoss FC 321 AQUA Drive 15HP(ND)/10HP(HD) 480V Frame B3 with NEMA Kit

The Danfoss FC 321 AQUA Drive rated at 15 HP Normal Duty / 10 HP Heavy Duty at 480V 3-phase is a robust variable frequency drive engineered specifically for water and wastewater pump and fan applications. This Frame B3 unit ships with a NEMA enclosure kit for field installation into NEMA-rated control panels or standalone mounting. The FC 321 features built-in cascade pump control supporting multiple pump coordination without a separate controller. dry-run and low-pressure protection to guard pump equipment. pipe fill functionality to prevent water hammer on system startup. and an integrated PI regulator for closed-loop pressure or flow control. Supported fieldbus options include Modbus RTU and PROFIBUS DP. Perfect for booster stations. municipal water distribution. cooling towers. irrigation systems. and industrial water treatment facilities.