Drive End; A.1 Description Of Terms - Siemens SINAMICS S 1PH7 Configuration Manual

Induction motors for machine tools
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Appendix
A
A.1
Description of terms
A.1
DE

Drive end

Maximum continuous speed n
The maximum permissible speed that is continuously permitted without speed duty cycles.
Maximum current I
max
This is the maximum current (rms phase value) that can briefly flow for dynamic operations
(e.g. when accelerating) without damaging the motor.
Maximum speed n
max
The maximum permissible speed n
speed n
If the speed n
rings, press fits etc. It should be ensured that higher speeds are not possible by
appropriately designing the control or by activating the speed monitoring in the drive
system.
The motor may not operate continuously at maximum speed n
cycle is specified, the speed must be reduced as stated below:
Maximum torque M
max
Torque which is briefly available for dynamic operations (e.g. when accelerating). M
1PH7 induction motors (Machine tools)
Configuration Manual, (APH7W), 04/2009, 6SN1197-0AD72-0BP0
S1
must not be exceeded.
max
CAUTION
is exceeded, this can result in damage to the bearings, short-circuit end
max
Duty cycle for a 10-minute cycle
3 min
n
max
6 min
2/3 n
max
1 min
Standstill
is determined by mechanical factors. The maximum
max
A
. Unless a different duty
max
max
= 2 ∙ M
N
235

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