example calculation for 48 slots and 4 poles (PDF)




File information


Title: Diagram for 48 slots and 4 poles + results.
Author: Bob

This PDF 1.5 document has been generated by (Foxit Advanced PDF Editor) / PDF Printer / www.bullzip.com / FPG / Freeware Edition, and has been sent on pdf-archive.com on 02/10/2014 at 15:45, from IP address 109.60.x.x. The current document download page has been viewed 431 times.
File size: 201.74 KB (3 pages).
Privacy: public file












File preview


page 1/3

INPUT DATA
nameplate data

Manufacturer:

core dimensions

slot dimensions

Slots:

48

b1 =

8 mm

Type:

ASIF 225 M4

Poles:

4

b2 =

10 mm

Power:

45 kW

Rotor bars:

34

h=

27 mm

Voltage:

380 V

Skewed rotor bars:

no

Ins. thickness:

0,25 mm

Frequency:

50 Hz

Internal diameter:

220 mm

Total slot area:

284,58 mm²

Connection:

star

External diameter:

335 mm

Total slot depth:

36 mm

Length:

238 mm

Back iron:

21,5 mm

PF - cos(fi):

Teeth width 'a':

7 mm

Insulation class: F (155 C)

Teeth width 'b':

7 mm

Enclosure:

closed

Number od air vents: 0

Motor appl:

S1

Air vent width:

0 mm

Rotor:

squirrel cage

Serial No:
Full load amps:

A

Service factor:

1,00

Note:

b2

h
b1

13.6.2014. - 7:10 . COPYRIGHT RESERVED. Unauthorized use or reproduction, even partial, will be pursued by the therms of law. http://winding.wix.com/design, Croatia

page 2/3

Three-phase, lap, double-layer winding for 48 slots and 4 poles, (q = 4 ), 2 circuits
Span: 1-11

1
4

U1 (1)

2
4

3
4

W2 (6) V1 (2)

4

5

6

7

8

9

10

4

4

4

4

4

4

4

W1 (3)

U2 (4)

Fractional turn winding with arangement: 7 , 8 , 8 , 7 ,
adjacent pole

11

12

4

4

V2 (5)

Skip pole connection could be considered instead of adjacent.
048042*diagram***
13.6.2014. - 7:10 . COPYRIGHT RESERVED. Unauthorized use or reproduction, even partial, will be pursued by the therms of law. http://winding.wix.com/design, Croatia

page 3/3

WINDING DATA

THREE-PHASE, 4 - POLE WINDING FOR 48 SLOTS

Winding type:

lap

Air gap density:

0,70 Tesla. ( *in allowed range*)

Layers:

double-layer

Teeth density:

1,51 Tesla. ( *in allowed range*)

Connection:

2Y, 380 V, 50 Hz

Back iron density:

1,88 Tesla. ( *in allowed range*)

Circuits:

2 parallel circuits

Rotor per. speed:

17 m/s

Star or delta:

star, adjacent pole

Side effects:

- noise: NO , - cogging: NO , - cusp: NO

Span:

1-11

Slots/phase & pole:

4

Diagram ID:

04804*omitted***

Turns per slot:

15

W2(6)

U2(4)

V2(5)

7,8,8,7

Wires in turn:

6

Wire diameter:

1,32 mm

Turn area:

8,25282 mm²

Slot filling factor:

0,435

Winding factor:

0,925

Smallest size of T-leads:
- 3 leads: 20,6 mm²

U1 (1) V1 (2) W1 (3)

Turns per coil:

rotor speed is OK

L1

L2

- 6 leads: 20,6 mm²

L3
Note: always try the slot filling with the test coil

no-load test:

date:

13.6.2014. - 7:10 . COPYRIGHT RESERVED. Unauthorized use or reproduction, even partial, will be pursued by the therms of law. http://winding.wix.com/design, Croatia






Download example calculation for 48 slots and 4 poles



example calculation for 48 slots and 4 poles.pdf (PDF, 201.74 KB)


Download PDF







Share this file on social networks



     





Link to this page



Permanent link

Use the permanent link to the download page to share your document on Facebook, Twitter, LinkedIn, or directly with a contact by e-Mail, Messenger, Whatsapp, Line..




Short link

Use the short link to share your document on Twitter or by text message (SMS)




HTML Code

Copy the following HTML code to share your document on a Website or Blog




QR Code to this page


QR Code link to PDF file example calculation for 48 slots and 4 poles.pdf






This file has been shared publicly by a user of PDF Archive.
Document ID: 0000187043.
Report illicit content