Auxiliary supply, Control specifications, Current loop – ElmoMC AC Input Digital Servo Drives-Tuba User Manual
Page 67
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Tuba Installation Guide
Technical Specifications
MAN-TUBIG (Ver. 1.502)
67
4.7.1.
Auxiliary Supply
Feature
Details
Auxiliary power supply
DC source only
Auxiliary supply input voltage
24 V +15%
Auxiliary supply input power
20 W
Notes:
•
The Tuba CANNOT operate without a 24 Volt Auxiliary Power Supply
•
Be sure to maintain power within the 24 V +15% range as higher voltages will
damage the fan.
4.8. Control Specifications
4.8.1.
Current Loop
Feature
Details
Controller type
Vector, digital
Compensation for bus voltage variations
“On-the-fly” gain scheduling
Motor types
•
AC brushless (sinusoidal)
•
DC brushless (trapezoidal)
•
DC brush
•
Linear motors
•
Moving coils
Current control
•
Fully digital
•
Sinusoidal with vector control
•
Programmable PI control filter based on
a pair of PI controls of AC current signals
and constant power at high speed
Current loop bandwidth
<2.5 kHz
Current sampling time
Programmable 70 to 100 µsec
Current sampling rate
Up to 16 kHz; default 11 kHz