SB EC 400 B
SB EC 400 B
SilentBox in-line fan Noise-reduced design, DN 400 1-PH 220-277V 50/60Hz controllable
Ref.-No. 09629
Features
EC Centrifugal fan with sound-absorbing casing. Casing made of galvanised sheet steel with round connectors corresponds to standard ducts. Sound-absorbing perforated sheet metal inner lining, with a 50 mm thick mineral fibre board. Swing-out cover. Freely accessible fan. Retractable motor and impeller unit. Impeller: Highly efficient backward curved centrifugal impeller. For quiet running dynamically balanced Operated by an energy-saving, speed-controlled EC external rotor motor with IP44 protection and maximum efficiency. Maintenance-free and radio interference-free, ball bearing mounted. Integrated electronic temperature monitoring for EC motor and electronics. Standard with internal potentiometer for setting any fan speed between min. and max. speed. Stepless speed control with external potentiometer or stepless speed control with universal control system EUR-EC. Connection via standard terminal box (IP54) mounted on extended cable.Additional data and accessories
Technical Data
General Information
| Ref.-No.: | 09629 |
|---|---|
| Type: | SB EC 400 B |
| Flow rate free-blowing: | 4570 m³/h |
| Speed control: | ELECTRIC |
| RPM: | 1510 min-1 |
| Voltage: | 230 V , 1 W , 50 / 60 ph |
| Rated current (FLC) uncontrolled: | 3.49 A |
| Nominal power: | 800 W |
| Max. air flow temperature: | 60 °C |
| EC technology: | |
| Sound insulated: | |
| IP protection category: | 44 |
| Insulation class: | F |
| Connect diameter: | 400 |
| Weight: | 55 kg |
| Wiring diagram no.: | 979 |
Acoustic data
| Case breakout | 58 dB(A) in 1 m |
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