Commissioning Guidance For Single-Vfd Air Compressor - INVT Goodrive300-01A Series Operation Manual

Goodrive300-01A series VFD for air compressor
10. After adjusting user parameter, factory parameter and maintenance parameter according to the
touch screen manual, return to "workspace" interface and click "start" to run.
Note: All the parameters displayed in the interfaces in "4.1.2 Commissioning steps for dual-VFD air
compressor" are for reference only and subject to actual displayed content.

4.2 Commissioning guidance for single-VFD air compressor

4.2.1 Wiring diagram for single-VFD air compressor system
R
S
T
PE
Emergency stop
Motor overtemperature
Auxiliary temperature
PT100
Oil gas temperature
PT100
Discharge pressure
Auxiliary pressure
Figure 4-15 Wiring diagram for single-VFD air compressor system
Note: Pay attention to the dotted terminals during installing and wiring the current transformer,
Figure 4-14 Running information interface
Solenoid coil
R S T
RO1A
Contactor coil
RO1C
RO2C
RO2A
Ia
S1
Ib
S3
Ic
S4
Master VFD
COM
S5
GD300-01A
S2
COM
FR
COM
485+
485-
+24V
PTA1
GND
PTB1
+24V
PTA2
GND
485+
PTB2
485-
CGND/PE
P1+
+24V
P1-
GND
CN10
P2+
485+
485-
P2-
U V W
M
Main motor
Low-frequency
transformer
R
220V
110V
0V
S
KM
Fan fault
485+
HMI
485-
Power detection
module
-25-
Commissioning instruction
KM
M
Cooling fan
Adopt thermal relay to protect motor
Adopt current transformer to
overload
This is the backup plan
protect motor overload
KM
FR
M
Cooling fan