MBD 250/2/2 TK

MBD 250/2/2 TK

Megabox, 3 PH. Two speed motor Connection diameter 250 mm

Ref.-No. 06459

Features

Acoustically insulated centrifugal fan with swing out motor and impeller unit with motor outside of air flow. Acoustically lined double skinned galvanised steel casing with 30 mm thick mineral fibreboard. Intake and exhaust spigots with twin-seal rubber gasket Swing out motor and impeller unit for easy cleaning and maintenance including 2 sturdy mounting rails with 4 anti vibration mounts. Condensation drain and drip protection with the door opened as standard. High efficiency backward curved centrifugal impeller made from aluminium. Dynamically balanced to DIN 1940 and VDI 2060 class G 6.3. Totally enclosed, maintenance free 3-phase motor, two-speed (star/delta connection) with thermal contacts. Low-noise sealed for life ball bearings.

Technical Data

General Information
Ref.-No.:06459
Type:MBD 250/2/2 TK
Flow rate free-blowing:1600 m³/h
Air noise level max. (LWA):78 dB(A)
Speed control:TRAFO / ELECTRIC / FREQUENCY
RPM:2820 / 2500 min-1
Number of poles:2
Voltage:400 / 400 V , 3 ph , 50 Hz
Rated current (FLC) uncontrolled:0.7 / 0.4 A
Nominal power:0.29 / 0.23 kW
Max. air flow temperature (controlled):60 °C
Max. air flow temperature (uncontrolled):100 °C
Sound insulated:
IP protection category:55
Connect diameter:250 mm
Weight:28 kg
Wiring diagram no.:520
Acoustic data
Sound in-duct 68 dB(A) in 1 m
Case breakout 56 dB(A) in 1 m