Omron OMNUC G5 Series

4-9
4-2 Wiring
OMNUC G5-series AC Servomotors and Servo Drives User’s Manual (with Built-in EtherCAT Communications)
4
System Design
R88D-KN30H-ECT-R/-KN50H-ECT-R
RT
NFB
S
Noise filter (*1)
123
456
E
NF
Ground to 100 Ω
or less
3-phase 200 to 230 VAC, 50/60 Hz
Servo alarm display
L1C
L2C
L1
L2
L3
OMNUC G5-series
AC Servo Drive
ALMCOM
/ALM3
4
User-side
control
device
CN1
X
24 VDC
1
2
BKIR
BKIRCOM
XB
24 VDC
Control cables
OMNUC G5-series
AC Servomotor
W
V
U
B
E
M
CN2
Encoder cables
Power cables
24 VDC
(*2)
CN1
CN1
*1. Recommended products are listed in 4-3,
Wiring Conforming to EMC Directives.
*2. Recommended relay: MY relay by OMRON
(24-V) For example, MY2 relay by OMRON
can be used with all G5-series motors with
brakes because its rated induction load is 2
A (24 VDC).
*3. There is no polarity on the brakes.
*4.
The Regeneration Resistor built-in type
(KN30H-ECT-R and KN50H-ECT-R)
connects B2 and B3. When the amount of
regeneration is large, remove the
connection between B2 and B3 and
connect the Regeneration Resistor
between B1 and B2.
B1
B3
B2
(*4)
Regeneration
Resistor
TB1
TB1
TB1
Ground to 100 Ω or less
XB
X
Main circuit contactor (*1)
Surge suppressor (*1)
Main circuit power supply
1MC
(*3)
1MC
PL
OFF
X
ON
X
1MC