Emerson PACMotion VFD Series - Page 72

72 PACMotion VFD AC Variable Speed Drive User Guide GFK-3111A
Table 41: Parameter Group 7 – Motor Control
Par. Function Setting Range Default Notes
P7-01 Motor stator resistance Rs 0.000 – 65.535 Drive
Dependent
Motor data, measured or calculated
during the autotune.
P7-04 is not used for PM & BLDC
Motors.
P7-06 is used only for PM motors.
P7-02 Motor rotor resistance 0.000 – 65.535
P7-03 Motor stator inductance Lsd 0.0000 – 1.0000
P7-04 Magnetising current ld Drive Dependent
P7-05 Motor leakage coefcient 0.000 – 0.250
P7-06 Motor stator inductance Lsq 0.0000 – 1.0000
P7-07 Enhanced generator mode 0 Disable 0
Improves motor control in applications
with high regenerative power requirement.
1 Enable
P7-08 Motor parameter adaption 0 Disabled 0
Enables motor parameter adaptation,
intended to compensate for changes in
the motor temperature during operation.
1 Enable
P7-09 Over-voltage current limit 0.0 – 100.0% 5.0%
P7-10 Load inertia factor 0 - 600 10
P7-11 Minimum output pulse width 0 - 500 150
P7-12 Magnetising time 0 – 5000 ms Drive
Dependent
Sets the motor magnetising period in
V/F Mode. Sets the motor alignment
time in PM modes.
P7-13 Speed control D- gain 0.0 - 400% 0.00 Derivative speed loop gain applied in
Vector control modes.
P7-14 Low frequency torque boost 0.0 – 100.0% 0.0% For PM Motors, applies a torque boost
current at low frequency, % x P1-08.
P7-15 Torque boost frequency limit 0.0 – 50.0% 0.0% For PM motors, determines the
frequency, % x P1-09 when the boost
current is removed.
P7-16 PM motor signal injection 0 Disabled 0
1
Signal Injection During
Magnetizing Period
2 Signal Injection at Low
Speed
3
Signal Injection During
Magnetizing Period
and at Low Speed
P7-17 Signal injection level 0 - 100 10
P7-18 Over modulation 0 Disabled 0
1 Enable
P7-19 Modulation mode 0 3-Phase Modulation 0
1 2-Phase Modulation
Table 42: Parameter Group 8 – Additional Ramps and Functions
Par. Function Setting Range Default Notes
P8-01 Acceleration ramp 2 0.00 – 600.0 / 0.0 – 6000.0 s 5.0 s
P8-02 Acceleration ramp 1-2 speed 0.0 – P1-01 Hz / Rpm 0.0
P8-03 Acceleration ramp 3 0.00 – 600.0 / 0.0 – 6000.0 s 5.0 s
P8-04 Acceleration ramp 2 - 3 speed 0.0 – P1-01 Hz / Rpm 0.0
P8-05 Acceleration ramp 4 0.00 – 600.0 / 0.0 – 6000.0 s 5.0 s
P8-06 Acceleration ramp 3 - 4 speed 0.0 – P1-01 Hz / Rpm 0.0
P8-07 Deceleration ramp 4 0.00 – 600.0 / 0.0 – 6000.0 s 5.0 s
P8-08 Deceleration ramp 4 -3 speed 0.0 – P1-01 Hz / Rpm 0.0
P8-09 Deceleration ramp 3 0.00 – 600.0 / 0.0 – 6000.0 s 5.0 s
P8-10 Deceleration ramp 3 -2 speed 0.0 – P1-01 Hz / Rpm 0.0
P8-11 Deceleration ramp 2 0.00 – 600.0 / 0.0 – 6000.0 s 5.0 s
P8-12 Deceleration ramp 2 -1 speed 0.0 – P1-01 Hz / Rpm 0.0
P8-13 Ramp selection control 0 Digital input selection
0
1 Speed based selection
Table 43: Parameter Group 9 – User Inputs and Output Programming