ABB ACH580-01 Series, Hardware Manual

Page: 184 / 396

184 Electrical installation – North America
UL
NEC
Brake resistor cabling (if used)
Frames R1…R3 only
11. Repeat steps 5 … 6 for the brake resistor conductors. Use only two phase
conductors and the ground conductor.
12. Connect the grounding conductor to the grounding terminal (12a) and the other
conductors to the R+ and R- terminals (12b). Tighten the screws to the torque
given in the table.
Finalization
Note: Frame R1: You have to install any optional I/O extension module, if used, in
options slot 2 at this point. See section Installing option modules on page 213 .
13. Secure the conduits outside the unit mechanically.
12
Conduit
BRAKE RES INPUT
PE
MOTOR
R-
R+
UDC+
L1 L2 L3 T1/U T2/V T3/W
MOTOR
T1
U
T2
V
T3
W
INPUT
L1 L2 L3
BRAKE RES
R- R+
UDC+
12a
12b
R3…R4 R1…R2
12b
12a
Frame size R1 R2 R3
N·m lbf·ft N·m lbf·ft N·m lbf·ft
R+, R- 1.0 0.7 1.5 1.1 3.5 2.6
PE, 1.5 1.1 1.5 1.1 1.5 1.1