L
1
CNP1
NFB
MC
CNP3
PE
CN2
Open
P
1
P
2
L
2
U
V
W
U
Motor
V
W
M
N
P
CNP2
C
L
21
D
L
11
Encoder
Regeneration option
L
1
CNP1
NFB
MC
CNP3
PE
CN2
L
2
P
1
P
2
L
3
U
V
W
U
Motor
V
W
M
N
P
CNP2
C
L
21
D
L
11
Encoder
Regeneration option
L
1
CNP1
NFB
MC
CNP3
PE
CN2
L
2
P
1
P
2
L
3
U
V
W
U
Motor
V
W
M
N(–)
P(+)
CNP2
C
L
21
D
L
11
Encoder
Regeneration option
L
1
L
2
L
3
N
P
1
P
2
P
C
D
L
11
L
21
U
V
W
Main Circuit Power Supply Connector: CNP1
*
Accessory
*
Accessory
*
Accessory
Power Supply Wiring Example: LECSB, LECSC, LECSS
LECSB1-
LECSC1-
LECSS1-
LECSB2-
LECSC2-
LECSS2-
For three phase 200 VAC
Three
phase
200 to 230
VAC
For single phase 200 VAC
Note) For single phase 200 to 230 VAC, power supply should be connected to L
1
and L
2
terminals, with nothing connected to L
3
.
Single
phase
200 to 230
VAC
Single phase
100 to 120 VAC
Control Circuit Power Supply Connector: CNP2
Motor Connector: CNP3
LECSB
Front view
example
Terminal name
Function
Details
P
Regeneration
option
Connect between P and D. (Connected at time of shipping.)
*
If regeneration option is required for “Model Selection”, connect to this
terminal.
C
D
L
11
Control circuit
power supply
Connect the control circuit power supply.
LECSB1/LECSC1/LECSS1: Single phase 100 to 120 VAC, 50/60 Hz Connection terminal: L
11
,L
21
LECSB2/LECSC2/LECSS2: Single phase 200 to 230 VAC, 50/60 Hz Connection terminal: L
11
,L
21
Three phase 200 to 230 VAC, 50/60 Hz Connection terminal: L
11
,L
21
L
21
Terminal name
Function
Details
U
Servo motor power (U)
Connect to motor cable (U, V, W)
V
Servo motor power (V)
W
Servo motor power (W)
Terminal name
Function
Details
L
1
Main circuit
power supply
Connect the main circuit power supply.
LECSB1/LECSC1/LECSS1: Single phase 100 to 120 VAC, 50/60 Hz Connection terminal: L
1
,L
2
LECSB2/LECSC2/LECSS2: Single phase 200 to 230 VAC, 50/60 Hz Connection terminal: L
1
,L
2
Three phase 200 to 230 VAC, 50/60 Hz Connection terminal: L
1
,L
2
,L
3
L
2
L
3
N
Do not connect.
P
1
Connect between P
1
and P
2
. (Connected at time of shipping.)
P
2
Series
LECS
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