With double inlet fans.
Fan:
. Galvanised sheet steel structure with thermal insultation and sound-
proofing.
. Impeller with forward-facing blades made from galvanised sheet steel.
. Stuffing-box for cable input.
Motor:
. Motors with IE-2 efficiency, except for motors with lower powers than
0.75kw, monophase motors or two-speed motors.
. Class F motors with ball bearings, IP55 protection.
. Three-phase 230/400V.-50Hz. (up to 5.5CV.) and 400-690V.-50Hz.
(power over 5.5CV.)
. Max. temperature of air for transport: -20ºC. +60ºC.
Finish: On request:
. Anticorrosive galvanised sheet steel . With circular inlet
