Vector control
Drive functions
206
Function Manual, 11/2017, 6SL3097-4AB00-0BP5
Subject
Servo control
Vector control
Connectable motors
•
Synchronous servomotors
•
Permanent-magnet synchronous
motors
•
Induction motors
•
Torque motors
•
Linear motors
•
Synchronous motors (including torque
motors)
•
Permanent-magnet synchronous
motors
•
Induction motors
•
Reluctance motors - textile (only for
V/f control)
•
Synchronous-reluctance motors
•
Separately excited synchronous mo-
tors
•
Linear motors
Note:
Synchronous motors of the 1FT6, 1FK6
and 1FK7 series cannot be connected.
Position interface via PROFIdrive
for higher-level motion control
Yes
Yes
Encoderless speed control
Yes, as of 10% rated motor speed, open-
loop controlled operation below this
Yes (for ASM and PMSM from standstill)
Motor data identification
Yes
Yes
Speed controller sampling time
optimization
Yes
Yes
V/f control
Yes
Yes (various characteristics)
Encoderless
closed-loop torque control
No
Yes, as of 10% rated motor speed, open-
loop controlled operation below this
Field-weakening range for induc-
tion motors
≤ 16
field-weakening threshold speed
(with encoder)
≤ 5
field-weakening threshold speed
(without encoder)
≤ 5
rated motor speed
Summary of Contents for SINAMICS S120
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