Blauberg Iso 250-4E
Supply and exhaust ventilation systems installed in premises with high requirements to the noise level.Compatible with Ø 100 up to 315 mm round air ducts.
Aluzinc casing internally filled with thermal and sound-insulating layer of foamed polystyrene.Connecting spigots are equipped with rubber seals.The fan is equipped with a power cord for standard size 100-250 or a terminal block for standard size 315.
Two- or four-pole asynchronous motor with external rotor and centrifugal impeller with forward curved blades.Equipped with ball bearings for longer service life.Integrated thermal protection with automatic restart.Dynamically balanced turbine.
Smooth speed control with an external thyristor controller or step speed control with an external auto transformer (both available upon separate order).
Mounting in any position.Fixed to wall or ceiling with a fixing bracket supplied as a standard.Flexible air ducts are fixed on fan spigots with clamps.
MODIFICATIONS AND OPTIONS
G – temperature and speed controller with external temperature sensor fixed on 4 m cable. The fan is equipped with a power cord with a socket or a plug (G1).GI – temperature and speed controller with a sensor built into the fan casing. The fan is equipped with a power cord with a socket or plug (GI1).
|Parameter||Iso 250-4Е||Measurement unit|
|Maximum air capacity||1500||m³/h|
|Sound pressure level at 3 m distance||35.5||dBА|
|Max. operating temperature||-25 +40||°С|
|Ingress protection rating||IPX4||-|
|Air duct||for round air ducts||-|
|Type||Exhaust , Supply||-|