5.4.2 For control circuit wiring ( signal line)
1. Separate control circuit wire from main circuit wire and other high -power lines .
2. Use twisted -pair or shielded twisted -pair cables for control circuits to prevent
operating faults .The size should be 0.5-2mm.
3. Use the control terminals correctly according to your needs.
5.4.3 Grounding
1. Choose grounding wires according to the requirement of the electrical equipments .
2. Avoid sharing grounding wires with other large power equipment .The grounding wire
should be kept away from the power supply wires .
3. The grounding method for several inverter together should be done as the first and second
diagrams. Avoid the third diagram .
4. Short grounding wire are better.
2
(1) Correct
(2) Correct
(3) Wrong
6.Description of Digital Operator
11
2
8 .8 .8 .8 .8 .
FOR REV
HZ
A
R/min
F/R
PROG
ENTER
STOP
RESET
RUN
Run Key
Stop/RESET Key
Read/Write Key
Function Selection
key
Main Display Area of
Voltage, frequency, current AC
DC voltage, rotation speed
counter, temperature.
Operation ModeIndicators forword
run,reverse run frequency current
speed
Forward or reverse
run key
Numerical key
(use for incrementing &
decrementing the settings)
Output
