Centifugal fan RDP 630 EC motor 3,8 kW 3~400 V

Double width, double inlet (DWDI), direct drive. Lap-jointed scroll made of galvanized steel (EN 10142), assembled through a standing cold-rolled seam. V-shaped cut-off at fan discharge. Centrifugal impeller with 11 backward inclined blades, welded, made of aluminium, directly mounted on a permanent magnet motor with external rotor, without transmission losses. Dynamically balanced according to DIN ISO 21940-11. Highly efficient 5,5 kW three-phase sensorless driver, with passive EMC filtering and automatic protection against overheating. Driver directly installed on the scroll, and factory-configured, for a plug and play solution: no further configuration is needed. Continuous speed control of the Drive System by 0 ... 10 V analogue signal, or with Modbus RS485-compliant interface. All the drive system is completely in protection class IP 54. Power source 400V – 50/60 Hz. Maintenance free! Air performance ratings according to AMCA 210-07 (Fig. 12) and ISO 5801 (Fig. 69 c and par. 30.2 f).