INVT Goodrive300 Series Operation Manual page 117

Goodrive300 Series VFD
Function
Name
code
synchronous
motor 2
Quadrature
axis
P12.22 inductance of
synchronous
motor 2
Back EMF
constant of
P12.23
synchronous
motor 2
Detailed instruction of parameters
value of P12.20–P12.22 will
renew automatically. These
parameters
parameters
vectors which directly impact
0.01–655.35mH
the features.
When P00.15=1, the set value
of P12.23 can be updated
When P00.15=2,
through
the set value of
automatically, and there is no
P12.23 cannot
need to change the value of
be updated by
P12.23; when P00.15=2, the
autotuning,
set value of P12.23 cannot be
please count
updated through autotuning,
according to the
please account and update
following
the value of P12.23.
method.
Note: Users cannot modify
The
the parameters freely.
counter-electrom
otive force
constant can be
counted
according to the
parameters on
the name plate of
the motor. There
are three ways to
count:
1. If the name
plate designate
the
counter-electrom
otive force
constant Ke,
then:
E=(Ke×n ×2
N
π)/ 60
2. If the name
plate designate
112
Function parameters
Default
value
model
are basic
controlled by
Depend
model
autotuning
300
Modify
on
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