Blauberg Centro-M 250
- Capacity diagram
- Additional characteristics
Supply and extract ventilation systems installed in various premises.Direct mounting inside air ductworks.Compatible with Ø 100 to 450 mm round air ducts.
The casing is made of steel with a special polymer coating.Aerodynamically shaped casing.External terminal box for connection to power mains.
Single-phase external rotor motor with a centrifugal impeller with backward curved blades.Equipped with ball bearings for longer service life.Overheating protection by built-in thermal switches with automatic restart.Dynamically balanced turbine.Some standard sizes have high-powered motors (Centro-M max).
Smooth speed control with an external thyristor controller or step speed control with an external auto transformer (both available upon separate order).
|MODIFICATIONS AND OPTIONS
FR: built-in smooth speed controller from 0 to 100 %. The fan is supplied with a pre-wired power cable with IEC plug as a standard. The cable modification with a standard electric plug is also available (FR1).
max: high-powered motor.
Any mounting position.The fans with the connecting diameter from 100 up to 315 mm are fixed to wall or ceiling with mounting brackets supplied as a standard.The fans with the connecting diameter from 355 up to 450 mm are fixed with mounting brackets fixed on the casing.Flexible air ducts are fixed on the fan spigots with clamps.
|Parameter||Сentro-M 250 (50 Hz)||Сentro-M 250 (60 Hz)||Measurement unit|
|Voltage||1 ~ 230||1 ~ 230||V|
|Maximum air capacity||1420||1520||m³/h|
|Maximum air flow||394||422||l/s|
|Sound pressure level at 3 m distance||50||51||dB(А)|
|Temperature of transported air||-25...+45||-25...+45||°С|
|Ingress protection rating||IPX4||IPX4||-|
|Motor IP rating||IP44||IP44||-|
|Casing material||polymer coated steel||polymer coated steel||-|
|Air duct||for round air ducts||for round air ducts||-|
|Type||Exhaust , Supply||Exhaust , Supply||-|
- Selection method:
- Air capacity:
- Air capacity: --
- Pressure: ---
|Sound power level, A-weighted||Octave frequency bands [Hz]||LpA, 3 m [dBA]||LpA, 1 m [dBA]|
|LwA to inlet [dBA]||90||61||78||85||83||85||81||77||65||70||80|
|LwA to outlet [dBA]||88||64||77||73||82||84||82||77||63||68||78|
|LwA to environment [dBA]||71||38||52||62||66||65||64||58||44||50||60|