Basic Wiring Diagram - Hitachi SJ300 Series Quick Reference Manual

Basic Wiring Diagram

The following wiring diagram shows the power and motor connections
for basic operation. The optional signal input wiring supports external
Fwd and Rev Run command, and a speed potentiometer.
From 3-phase
power input
source (See
specifications
label on inverter
for details)
–FE –FU/–FR
default default
Common
Inputs:
Forward
Reverse
Analog reference
External
speed
reference
pot.
Analog common
SJ300
R
(L1)
S
(L2)
T
(L3)
P24
PLC
CM1
FW
8
H
O
L
9
U
(T1)
V
Motor
(T2)
W
(T3)
AL1
Alarm contacts,
ALO
1 Form C
AL2
Open collector
outputs:
Run signal
12
Load
Load
Frequency
11
arrival signal
Logic output
common
CM2