FC300
Chapter 2 Installation and Connection
2.4.1 Main Loop Terminals
Terminal Mark
L,N
R, S, T
U, V, W
P+, PB
PE
Terminal Name
AC power input
Inverter output
Connect to braking
resistor
Grounding
Explanation
Connect to the power frequency supply
Single-phase AC 220V 50-60Hz
AC230V or 380V 50-60Hz
Connect to three phase asynchronous motor
Connect braking resistor between P+ and PB
(below 15KW)
Inverter grounding, must be properly grounded
2.4.2 Control Loop Terminal Explanation
Terminal Mark
AVI
ACI
AFM
10V
X1
X2
X3
X4
X5
X6
X7
X8
Terminal Name
Voltage input set by
frequency
Current input set by
frequency
0-10V output
Auxiliary power supply
set by frequency
Multi-function
terminal 1
Multi-function
terminal 2
Multi-function
terminal 3
Multi-function
terminal 4
Multi-function
terminal 5
Multi-function
terminal 6
Multi-function
terminal 7
Multi-function
terminal 8
Explanation
Input 0-10V, PID setting or feedback
Input 4-20mA, PID setting or feedback
To indicate frequency, current, rotating speed, etc
Connect to potentiometer(4.7K-10K) with AVI and GND
Function defined by value of parameter P091, factory
default is “forward start”
Function defined by value of parameter P092, factory
default is “reverse start”
Function defined by value of parameter P093, factory
default is “stop”
Function defined by value of parameter P094, factory
default is “forward jog start”
Function defined by value of parameter P095, factory
default is “multi-step speed 1”
Function defined by value of parameter P096, factory
default is “multi-step speed 2”
Function defined by value of parameter P097, factory
default is “multi-step speed 3”
Function defined by value of parameter P098, factory
default is “external fault”
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