INVT GD300-037G-4 User Manual

Goodrive300 Series VFD Fault tracking
194
Code
Fault
Cause
Solution
power.
dEu
Speed
deviation fault
The load is too heavy or
stalled.
Check the load and ensure it is
normal.
Increase the detection time.
Check whether the control
parameters are normal.
STo
Maladjustment
fault
The control parameters of the
synchronous motors not set
properly.
The autoturn parameter is not
right.
The VFD is not connected to
the motor.
Check the load and ensure it is
normal.
Check whether the control
parameter is set properly or not.
Increase the maladjustment
detection time.
LL
Electronic
underload fault
The VFD will report the
underload pre-alarm according
to the set value.
Check the load and the underload
pre-alarm point.
8.5.2 Other status
Code
State
Cause
Solution
PoFF
System power
failure
The system is powered off or
the bus voltage is too low.
Check the grid conditions.
Failure of
communication
between the
keypad and
main control
panel
The keypad is not properly
connected.
Check the installation environment
of the keypad.

INVT GD300-037G-4 Specifications

General

Brand	INVT
Model	GD300-037G-4
Category	DC Drives
Language	English