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close this bookElectrical Machines - Basic Vocational Knowledge (IBE - Deutschland; 144 pages)
View the documentIntroduction
Open this folder and view contents1. General information about electrical machines
Open this folder and view contents2. Basic principles
close this folder3. Execution of rotating electrical machines
View the document3.1. Size
Open this folder and view contents3.2. Designs
Open this folder and view contents3.3. Degree of protection
Open this folder and view contents3.4. Cooling
Open this folder and view contents3.5. Mode of operation
View the document3.6. Heat resistance categories
Open this folder and view contents3.7. Connection designations of electrical machines
Open this folder and view contents3.8. Rotating electrical machines in rotational sense
View the document3.9. Rating plate
Open this folder and view contents4. Synchronous machines
Open this folder and view contents5. Asynchronous motors
Open this folder and view contents6. Direct current machines
Open this folder and view contents7. Single-phase alternating current motors
Open this folder and view contents8. Transformer
 

3.1. Size

Figure 24 shows the standard dimensions of rotating electrical machines.


Figure 24 - Normed dimensions of rotating electrical machines

1 Shaft and length (drive shaft), 2 Distance between shaft and clearance hole, 3 Distance of clearance holes (longitudinal), 4 Distance of clearance holes (end shield), 5 Distance of clearance holes (transverse), 6 Diameter (clearance holes), 7 Height to shaft centre, 8 Total height

In order to guarantee interchangeability of various machines the “International Electrotechnic Commission” (EEC) has established a uniform norm for sizes which are designated by figures ranging from 56 to 400. The cited numerals simultaneously indicate the axle height of the respective machines,

Survey 6 - Dimensions

h

               

mm

               

56

63

71

80

90

100

112

132

160

18

200

225

250

280

315

355

400

 
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