YASKAWA SGD7S-1R9D Product Manual page 101

4.4 Wiring Servomotors
4.4.4 Wiring the SERVOPACK to the Holding Brake
SERVOPACKs without Built-in Servomotor Brake Control
A wiring example for SERVOPACKs without built-in Servomotor brake control is provided
below.
Power supply
BK-RY: Brake control relay
1D: Flywheel diode
*
Install the Surge Absorber near the brake terminals on the Servomotor.
4-26
SERVOPACK
L1
U
L2
V
L3
W
24 V
AC/DC
0 V
CN2
CN1
DC side
Brake power supply
BK-RY
AC DC
+24 V
BK-RY
(/BK+) Surge Absorber
1D
0 V
(/BK-)
Servomotor with a
Holding Brake
M
ENC
*
BK