Terminal Connection Diagram - Hitachi J300U Series Instruction Manual

5.7

Terminal Connection Diagram

EF
Power supply
ELB
Three phase
power supply
3
Frequency setter
500 to 2 k
Current input
1
4 to 2\0 mA
NOTE 1: Common terminal for each terminal is different.
Terminal
FM
name
Command CM1
*: P24 is for source type wiring.
NOTE 2: The regenerative resistor has a temperature sensor.
When it works, turn off power supply to the inverter
o set the deceleration time longer.
Mg
R (L1)
S (L2)
T (L3)
P24
PLC
FW
8
7
. .
. .
.
1
FM
CM1
10 VDC
H
2
O
OI
L
FW, 8 to 1 H, O, OI
*
CM1 (P24) L
Mg
BSS
BSS
Inverter
(T1) U
(T2) V
(T3) W
24 VDC
(+) P
RB
P24
AL0
AL1
AL2
11
12
CM2
G
(PE)
Grounding
Main circuit
power supply
Operation
command
Output
frequency
11, 12
Number of
revolutions
CM2
of motor
NOTE 3: When the operation command is input first
NOTE 4: Do not input the operation command
5-14
AX
AX
Mg
Motor
P
AL1
RB
AL1
Dynamic braking resistor
055, 075LF: RB1,RB2 or RB3
055, 075HF: RB2, two each in series.
Fault alarm signal
(Normal: AL0-AL1 ON)
RY
RY
24 VDC
Follow the timing shown as below
upon power on.
0.6 or more seconds
(NOTE 4)
and the main circuit power is turned ON,
and direct start results and a trip occurs.
simultaneously when the main circuit
is turned on.