SSD 605C - Quadratic Torque Selection

6-84 Programming Your Application
605C Frequency Inverter
Quadratic Torque Selection
When selecting or de-selecting Quadratic Torque mode, several parameter values and their
limits are modified.
The parameters affected are shown in the table below.
Note: When changing to or from Quadratic Mode, you will be requested to confirm your
actions on the MMI. This is intended to remind you of the effects detailed below.
MMI Menu Map
1
SETUP PARAMETERS
2
QUICK SETUP
QUADRATIC TORQUE
or
MMI Menu Map
1
SETUP PARAMETERS
2
FUNCTION BLOCKS
3
MOTOR CONTROL
4
CURRENT FEEDBACK
QUADRATIC TORQUE
Change from CONSTANT TORQUE to QUADRATIC TORQUE
Tag Function Block Parameter Set to: Note
99 PATTERN GEN FREQ SELECT 3kHz Cannot be changed
118 VECTOR FLUXING ENABLE FALSE Cannot be changed
238 I*t TRIP TIME 10s High limit now 10s
239 I*t TRIP UPPER LIMIT 115.00% High limit now 115.00%
64 CURRENT FEEDBACK FULL LOAD CALIB Output current
Amps
Refer to Chapter 11: “Technical
Specifications”, Electrical
Ratings (quadratic torque)
65 CURRENT FEEDBACK NO LOAD CALIB 30% of output
current Amps
Refer to Chapter 11: “Technical
Specifications”, Electrical
Ratings (quadratic torque)
365 CURRENT LIMIT MOTOR LIMIT 115.00% High limit now 115.00%
623 CURRENT LIMIT REGEN I LIMIT -115.00% Low limit now -115.00%
Change from QUADRATIC TORQUE to CONSTANT TORQUE
Tag Function Block Parameter Set to: Note
99 PATTERN GEN FREQ SELECT 3kHz Can be changed
118 VECTOR FLUXING ENABLE FALSE Can be changed
238 I*t TRIP TIME 60s High limit now 60s
239 I*t TRIP UPPER LIMIT 150.00% High limit now 150.00%
64 CURRENT FEEDBACK FULL LOAD CALIB Default FULL
LOAD CALIB
Amps
Refer to Chapter 10:
“Parameter Specification”,
Power Rating Dependant
Defaults
65 CURRENT FEEDBACK NO LOAD CALIB Default NO
LOAD CALIB
Amps
Refer to Chapter 10:
“Parameter Specification”,
Power Rating Dependant
Defaults
365 CURRENT LIMIT MOTOR LIMIT 150.00% High limit now 150.00%
623 CURRENT LIMIT REGEN I LIMIT -150.00% Low limit now -150.00%