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6 – 498
7 7 7 7
Calculate MP2620.x:
I NOML
----------------------------------------------------------- -
MP2620.x
=
In the event that the motor cannot be driven at the rated speed:
7 7 7 7
Measure I NOMINAL at maximum speed (rapid traverse) and calculate the
current at rated speed as follows:
(
I
–
nmax
----------------------------------------------------------------------------------------- -
MP2620.x
=
I
: Current at rapid traverse
nmax
n
: Shaft speed at rapid traverse
max
–
I NOML
1
2
2
) <rated rpm>
⋅
MP2610.x
n
max
HEIDENHAIN Technical Manual TNC 426, TNC 430
MP2610.x
+
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