Main Circuit Terminal; Control Circuit Terminal - Hitachi J300 Series Instruction Manual

5.5 Terminal

(1) Main circuit terminal

R
G
(L1)
(PE)
R
G
(L1)
(PE)
R
G
(L1)
(PE)
G R
(PE) (L1)
Main circuit
Terminal
Terminal description
symbol
R, S, T
Main power
(L1),(L2),(L3)
U, V, W
Inverter output
(T1),(T2),(T3)
P, RB
External braking
resistor
(+),(RB)
P, N
Dynamic braking unit
(+),(-)
G
Ground
(PE)
PD
External choke coil
(+1)
Ground at case

(2) Control circuit terminal

The intelligent I/O terminals 1 to 8 and 11 and 12 are initialized as shown below at factory before shipment.
FM CM1 PLC P24 FW REV CF1 USP CH1 FRS
FM CM1 PLC P24 FW
CTi Automation - Phone: 800.894.0412 - Fax: 208.368.0415 - Web: www.ctiautomation.net - Email: info@ctiautomation.net
Terminal layout
RB
S T P
(RB)
(L2) (L3) (+)
S T P N
(L2) (L3) (+) (Ð)
S T PD P
(L2) (L3) (+1) (+)
S T PD P
(L2) (L3) (+1) (+)
Connect the power supply
Connect the motor
Connect a braking resistor (option)
* Only the 055LF/HF and 075LF/HF
are equipped RB terminals .
Connect a dynamic braking unit
(option)
Ground (connect grounding to avoid
electric shock)
Connect a choke coil (DCL) for
harmonics current reduction
Ground (connect grounding to avoid
electric shock)
↑ ↑ ↑ ↑
8 7 6 5
N U V W
(Ð) (T1) (T1) (T1)
U V W G
(PE)
(T1) (T1) (T1)
Internal short circuit bar
N U V W
(Ð) (T1) (T1) (T1)
Internal short circuit bar
N U V W
(Ð) (T1) (T1) (T1)
Function
JG AT RS H
↑ ↑ ↑ ↑
4 3 2 1 H
5-10
Type
G
055, 075LF
(PE)
055,075HF
011, 150LF
011, 150HF
220 to 370LF
450, 550LF
220 to 370HF
G
450, 550HF
(PE)
750, 900HF
G 1100HF
(PE)
1320 to 2200HF
RB R S T PD P
(RB) (L1) (L2) (L3) (+1) (+)
Braking
DCL
resistor
Braking Units
ELB
Power supply
Internal short circuit bar
PD P
(+1) (+)
DCL
Remove the internal short circuit bar when
DCL is connected.
WARNING
Wait until DC bus voltage is discharged after power
supply is turned off.
Otherwise, there is a danger of electric shock.
O OI L CM2 RUN FA1
↑ ↑
O OI L CM2 12 11
Width
Screw Width
diameter (mm)
M5 13
17.5
M6
M8 23
M10
35
M6
17.5
M8 23
M10 35
M10 40
M16 51
N U V W G
(-) (T1) (T2) (T3) (PE)
MOTOR
AL2 AL1 AL0
AL2 AL1 AL0