Omron R88D-KTA5L User Manual page 294

4-2 Wiring
R88D-KT75F
Terminal Block Specifications, Left Terminal Block (TB1)
Symbol
L1
L2
L3
B1
B2
NC
U
V
4
W
Terminal Block Specifications, Right Terminal Block (TB2)
Symbol
24 V
0 V
DB1
DB2
DB3
DB4
Never connect an External Regeneration Resistor between the B1 and NC terminals.
4-25
Name
Main circuit power supply
input
External Regeneration
Resistor connection
terminals
Do not connect.
Motor connection
terminals
Name
Control circuit power
supply input
Dynamic brake resistance
control terminals
Frame ground
Precautions for Correct Use
OMNUC G5-SERIES AC SERVOMOTOR AND SERVO DRIVE USER'S MANUAL
R88D-KT@F (7.5 kW): 3-phase 380 to 480 VAC (323 to 528 V) 50/
60 Hz
Connect an External Regeneration Resistor between B1 and B2.
Red These are the output terminals to the Servomotor.
Be sure to wire them correctly.
White
Blue
Green/
Yellow
24 VDC±15%
These terminals are used to control the MC for externally
connected dynamic brake resistance. The output contact
specifications are 1 A max. at 300 VAC/100 VDC max. Connect
them if required.
Normally DB3 and DB4 are connected. When using an externally
connected Dynamic Brake Resistor, remove the short bar from
between DB3 and DB4.
This is the ground terminal. Ground to 10 Ω or less.
Function
Function