Yaskawa GPD503 Drive - Manual (Page 156)

A7-7
Figure A7-5. Wiring Multiple Braking Units and Braking Resistor Units to Drive
(230V 40-100HP(CT), 460V 75-400HP(CT), 575V 60-200HP(CT))
T1
T2
T3
R
S
T
U
V
W
GPD 503
CONTROL
PCB
3 11
B0/– B1/+
PART OF USER SUPPLIED
EXTERNAL
CIRCUIT
BRAKING
UNIT #1
B
P
N
3
1OL
1M
1M
1M
CB
L1
L2
L3
120VAC
THRX
FAULT
CONTACT
THRX
RC
1M
RC 1M
THRX
POWER
ON
POWER
OFF
BRAKING
RESISTOR
UNIT
1
2
1THG
B
P
P
o
(E)
4
1
2
NOTE: Connect only the number of
Braking Units and Braking Resistor
Units required for the application.
GND
• • •
MASTER
5 6
BRAKING
UNIT #2
B
P
N
3
1OL
BRAKING
RESISTOR
UNIT
1
2
1THG
B
P
P
o
(E)
4
GND
• • •
SLAVE
5 6
BRAKING
UNIT #3
B
P
N
3
1OL
BRAKING
RESISTOR
UNIT
1
2
1THG
B
P
P
o
(E)
4
GND
• • •
SLAVE
5 6
BRAKING
UNIT #4
B
P
N
3
1OL
BRAKING
RESISTOR
UNIT
1
2
1THG
B
P
P
o
(E)
4
GND
• • •
SLAVE
1 2
1 2
1 2
1
2
( "L" ) (04/27/95)
– (N) +3 (P3)
FOR UNITS
WITH "L" IN
MODEL
NUMBER