Electrical applications
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Frequently Asked Questions

FAQ

-Diagnosis
-Machine Form

Machine Form

Machine Location
a Location on the customer's premises
  e.g: manufacturing sector
b Machine application
  e.g: Rolling mill R4, finishing cage nr. 5 top or bottom, etc.

Machine characteristics
a Manufacturer
  e.g: LEROY-SOMER
b Type e.g: CLS 250
c Serial number  
d Power P (in kW)
e Voltage U (in V)
f Current I (in A)
g Speed rotation N (in rpm)
h Degree of protection
  Opened motor, closed, IP...
i Brushes distribution
  Number of tracks, number of brushes per track
j Brushes dimensions
  txaxr (e.g: 12,5/2x25x32mm)
k Grade present
  LCL or competitor, or history of previous grade
l Whenever necessary, we propose a method to identify the brush track a customer uses, which seems to us to be highly advantageous and very simple, as follows :
A = Track closest to the coupling
B,C, ... ,H,I,following tracks
(in the case of a dual shaft output, start from the coupling on the left.)
NOTE : On slipring machines :
m Diameter of the rings
  Ø (in mm)
n Material of the rings
  e.g: steel, bronze...
o Morphology of the rings
  e.g: grooved or not
p Force of the springs
  F in g
Information required regarding Current :
q I Excitation in A
r I Rotor in A
Brushes distribution :
s Number of track per ring
t Number of brushes per track
  in A
In the future, please note down the location, machine characteristics and operating conditions as explained above, and in that order, so what we can respond more efficiently... We are of course aware that, in certain cases, you do not have all of these information available

Operating conditions
a Indicate the operating running cycle approximately, with a percent value for the load, or any value that will provide an estimation. Environmental data (humidity, pollution, etc.) will also help evaluate the difficulty of the application.

    


Contact :

Bureau Technique Application
Laurent DAULT
Tél : +33 (0)3 22 54 45 60
Fax : +33 (0)3 22 54 46 08
E-mail : laurent.dault@carbonelorraine.com