Page 16 of catalogue Energy-saving fans with ESM and iQ-motors of ebm-papst Mulfingen GmbH & Co. KG

Energy-saving Axial fans
Ø 250
– Material: Wall ring: Plastic PP Blade: Plastic PA, fibreglass-reinforced – Number of blades: 5 – Direction of air flow: "V", exhaust over struts – Direction of rotation: Counter-clockwise, seen on rotor – Type of protection: IP 54 – Insulation class: "B" – Mounting position: Any – Condensate discharges: None – Mode of operation: Con. operation (S1)
Max. operative range

– Bearings: Maintenance-free Ball bearings – Motor protection: Via electronics and TOP – Electrical connection: Plug-in connection on motor side – Protection class: II – Product conforming to standard: CE – Approvals: VDE, UL, CSA, GOST; CCC is applied for – Speed: Using the programming unit, 2 speeds between nmin and nmax can be programmed.

Perm. amb. temp.

Nominal voltage

Max. Current draw(1)

Max. Power input(1)

Speed/rpm(1)

Frequency

Curve

Nominal data
Type W1G250-BB21 -01 W1G250-BB17 -01
subject to alterations

Motor M1G 055-BI M1G 055-BI
A

VAC 1~ 115 1~ 230

Hz 50/60 50/60

rpm 1700 1700

W 32 32

A 0,47 0,24

Pa 42 42

°C -30..+50 -30..+50

kg 1,55 1,55

B

(1) Nominal data in operating point with maximum load and 115 or 230 VAC

Curves
[Pa] [in H O] A B A A A 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8

n [rpm] 1700 1700 1700 1700 1200 1200 1200 1200 1700 1700 1700 1700 1200 1200 1200 1200

Mass

P1 [W] 30 31 32 32 14 15 16 17 30 31 32 32 14 15 16 17

I [A] 0,44 0,45 0,47 0,47 0,22 0,24 0,25 0,26 0,24 0,24 0,24 0,24 0,12 0,13 0,14 0,14

LwA [dB(A)] 62 63 64 66 53 54 55 57 62 63 64 66 53 54 55 57

2

4

40

0,16

A A A A

0,12

30

3

A B B

8

B B

20

0,08

7 2

B B

10

0,04

B

6

B

5
0 100 200 300 400 500

1 [CFM]

200 n max. = 1700 min-1

400

600 n = 1200 min-1

800 n min. = 900 min-1

1000 [m /h]
3

16

Catalogue Page 16 of catalogue Energy-saving fans with ESM and iQ-motors, ebm-papst Mulfingen GmbH & Co. KG

Page 16 of 56

A choice of products and services from the ebm-papst Mulfingen GmbH & Co. KG delivery programme: Motors Pumps Centrifugal fans Axial fans Fans Geared motors Driving motors DC Motors Capacitor motors Shaded pole motors Centrifugal fans Centrifugal fans Axial fans Centrifugal fans Diagonal fan Crossl-flow fans Gas blowers Gas blowers Gas blowers Circulation blowers Submersible pumps External Rotor Motors External Rotor Motors Internal rotor motors Dosing pumps ... You will find information about the complete product range in the ebm-papst Mulfingen GmbH & Co. KG catalogues.