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PRODUCT: BFS 700x700 D3 EC ARTICLE NR: 7460028 DATE: 29 October 2019GENERATED BY ÖSTBERG PRODUCT SELECTOR @ WWW.OSTBERG.COM

1

BFS 700X700 D3 EC

Boxfan BFS EC

Duct fan with square connections.●

High capacity and very good efficiency.●

Impeller with backward curved blades.●

The external rotor motor has maintenance-free sealed ball-bearings and is very energy●

efficient.Speed controlling can be done with the built-in potentiometer, 0-10 V alt. external●

control.Integrated motor protection.●

Junction box has enclosure class IP 54.●

Fan housing is manufactured from galvanized sheet steel.●

The fan is intended to be installed in a duct system.●

A duct connected fan can be installed outside or in damp environments.●

Easy installation in any position.●

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PRODUCT: BFS 700x700 D3 EC ARTICLE NR: 7460028 DATE: 29 October 2019GENERATED BY ÖSTBERG PRODUCT SELECTOR @ WWW.OSTBERG.COM

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DIAGRAMS

Work Point

Air Flow(m³/s)2.24

External staticpressure (Pa)

735

Power (W)2907

Speed (r.p.m.)1773

Current (A)4.43

Efficiency (%)56.6

SFP (kW/m3/s)1.3

Voltage (V)10

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PRODUCT: BFS 700x700 D3 EC ARTICLE NR: 7460028 DATE: 29 October 2019GENERATED BY ÖSTBERG PRODUCT SELECTOR @ WWW.OSTBERG.COM

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SOUND DATA

Tot 63 125 250 500 1k 2k 4k 8k

Inlet Lw dB(A) 88 70 74 79 80 83 82 79 74

Outlet Lw dB(A) 94 78 80 81 84 91 87 82 74

Surrounding Lw dB(A) 70 52 52 69 61 59 55 52 47

Surrounding Lp dB (A) 3m 63

Work Point

Air Flow(m³/s)2.24

External staticpressure (Pa)

735

Power (W)2907

Speed (r.p.m.)1773

Current (A)4.43

Efficiency (%)56.6

SFP (kW/m3/s)1.3

Voltage (V)10

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PRODUCT: BFS 700x700 D3 EC ARTICLE NR: 7460028 DATE: 29 October 2019GENERATED BY ÖSTBERG PRODUCT SELECTOR @ WWW.OSTBERG.COM

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TECHNICAL DATA

BFS 700x700 D3 EC7460028

Parameter Value Unit

Voltage 400 V

Phase 3 ~

Frequency 50/60 Hz

Power 2980 W

Current 4.54 A

Speed 1770 r.p.m.

Max. temperature of transported air 60 °C

Sound pressure level at 3 m 63 dB(A)

Weight 44.2 kg

Enclosure class 54 IP

Insulation class, motor F

Capacitor - µF

Duct connection 700x700 mm

Max. flow 3.835 m³/s

Max. pressure 934 Pa

Voltage range 380-480 V

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PRODUCT: BFS 700x700 D3 EC ARTICLE NR: 7460028 DATE: 29 October 2019GENERATED BY ÖSTBERG PRODUCT SELECTOR @ WWW.OSTBERG.COM

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ECODESIGN

Parameter Value Unit

(a) Manufacturer Östberg -

(b) Model code BFS 700x700 D3 EC -

(c) Declared type NRVU / UVU -

(d) Type of drive Variable speed drive -

(e) Type of HRS N/A -

(f) Thermal efficiency N/A %

(g) Nominal flow rate 2.353 m3/s

(h) Effective power input 2.943 kW

(i) SFP int N/A W/(m3/s)

(j) Face velocity 6.12 m/s

(k) Nominal external pressure 706 Pa

(l) Internal pressure drop N/A Pa

(n) Static efficiency 63.6 %

(o) External (and internal) leakagerate

0.018 (N/A) %

(p) Filter classification N/A %

(q) Visual filter warning N/A -

(r) Sound power level 70 dB LwA

(s) Disassembly instructions www.ostberg.com -

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PRODUCT: BFS 700x700 D3 EC ARTICLE NR: 7460028 DATE: 29 October 2019GENERATED BY ÖSTBERG PRODUCT SELECTOR @ WWW.OSTBERG.COM

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WIRING DIAGRAM

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PRODUCT: BFS 700x700 D3 EC ARTICLE NR: 7460028 DATE: 29 October 2019GENERATED BY ÖSTBERG PRODUCT SELECTOR @ WWW.OSTBERG.COM

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DIMENSIONS

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PRODUCT: BFS 700x700 D3 EC ARTICLE NR: 7460028 DATE: 29 October 2019GENERATED BY ÖSTBERG PRODUCT SELECTOR @ WWW.OSTBERG.COM

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ACCESSORIES

Mechanical accessories

Mounting bracket KitUniversal

Electrical accessories

Controller IQ-Reg EC Speed controller MSEC

Pressure regulatorCALAIR-PR-230V

Pressure regulatorFKP-R