The duct fans in this category feature rectangular duct connections and are available in uninsulated and insulated versions. They have fan wheels with backward or forward curved centrifugal impellers.
- Low profile duct fan with circular connections.
· A small and useful duct fan which are perfect for spaces with minimum height clearance.
· With one connection on the inlet side.
· High capacity and efficiency with low sound levels.
· Operational in both 50 and 60 Hz.
· Impeller with backward curved blades.
· The external rotor motor has maintenance-free sealed ball-bearings.
· Integrated motor protection.
· Junction box has enclosure class IP 54.
· For speed control a transformer or electronic speed controller can be connected.
· Fan housing is manufactured from galvanized sheet steel.
· Duct connections are equipped with rubber seals.
· The fan is intended to be installed in a duct system.
· A duct connected fan can be installed outside or in damp environments.
· The mounting brackets simplify installation in any position.
EKR400x200C1 | EKR400x200C3 | ||
Voltage/Frequency | V/50 Hz | 230 | 400 |
Phase | ~ | 1 | 1 |
Power | W | 290 | 330 |
Current | A | 1.4 | 0.45 |
Maximum air flow | m 3 /h | 900 | 1500 |
R.p.m. | min -1 | 815 | 1185 |
Max. temp. of transported air | ℃ | 70 | 70 |
Max. temp. of transported air when speed-controlled | ℃ | 70 | 70 |
Weight | Kg | 11 | 13 |
Insulation class, motor | F | F | |
Enclosure class, motor | IP 44 | IP 44 | |
Capacitor | μF | 6 | – |
Motor protection | Aut.th.cont | Aut.th.cont | |
Wiring diagram | 1 | 4 |