Low noise centrifugal roof-mounted exhaust fans with external rotor motor.
Fan:
– Galvanized sheet steel construction.
– Turbine with reaction blades, in aluminum sheet, except models 225 and 250 in steel sheet. – Anti-bird protection grid.
– Hinged body for easy inspection and maintenance.
Motor:
– Class F motors, external rotor, IP54 protection.
– Single-phase 230V-50/60Hz, except models 450 and 500 230V-60Hz. 60Hz
– Multi-voltage motor, special design valid for: 220/380V 60Hz, 254/440V 60Hz, 265/460V 60Hz, 277/480V 60Hz.
– Maximum temperature of the air to be transported: -25ºC.+ 50ºC
Finish:
– Anticorrosive in galvanized steel sheet.
Model CRF-315-4M
Speed 1680Rpm
Maximum admissible current 0,60A 220-277V
Maximum electric power 0,14Kw
Maximum flow 2000m3/h
Sound pressure level, suction 40,95dB(A) Discharge 47,25dB(A)
Mass 17Kg
VSD Recommended VSD1/M-0.5