Omron R88M-K User Manual page 265

R88D-KN75F-ECT
Ground to
10 Ω or less
1MC
Reactor
Power supply
(neutral point)
Regeneration
Resistor
24VDC
User-side
control
device
Control cables
Surge suppressor
(*7)
G5-series AC Servomotors and Servo Drives User's Manual (with Built-in EtherCAT Communications)
R S T
3-phase 380 to 480 VAC, 50/60 Hz
NFB
Noise filter (*1)
1 2 3
Main circuit
NF
E
power supply
4 5 6
OFF ON
1MC
X
G5-Series
AC Servo Drive
TB2
24V
0V
24VDC
TB1
L1
L2
L3
B1
B2
CN1
X
3 /ALM
4 ALMCOM
X
CN1
BKIRCOM
DB1 DB2 DB3 DB4
2MC
Main circuit contactor (*1)
X
1MC
Surge suppressor (*1)
PL
Servo error display
Power cables
XB
TB1
24VDC
U
V
W
Ground to
10 Ω or less
CN2
Encoder cables
*1. A recommended product is listed in 4-3,
*2. Recommended relay: MY relay by
*3. There is no polarity on the brakes.
CN1
*4. When using an externally connected
24VDC
XB
BKIR 1
(*2)
2
*5. Provide auxiliary contacts to protect the
*6. A Dynamic Brake Resistor of 8 Ω, 180 W is
(*4)
*7. Wire the circuit so that the voltage between DB1 and
4 System Design
2MC
(*5) (*6)
G5-Series
AC Servomotor
(*3)
B
M
E
Wiring Confirming to EMC Directives.
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).
Dynamic Brake Resistor, remove the
short bar from between DB3 and DB4.
system with an external sequence so that
a Servo ON state will not occur due to
deposition in the Dynamic Brake Resistor.
built in. If the capacity is insufficient, use an
external Dynamic Brake Resistor of 4.8 Ω,
400 W. Do not use the built-in resistor and
an external resistor at the same time.
DB2 is 400 VAC or less. Install an external protective
device, such as a temperature fuse. Monitor the
temperature of the external Dynamic Brake Resistor.
4
4-19