BONFIGLIOLI ACTIVE Cube ACU 401-15

Motor connection ACU 401 (37.0 to 65.0 kW)
Star connection
V WU
Delta connection
V WU
wire cross section up to 70 mm
2
37.0 kW … 65.0 kW
threaded bolt M8x25
X2
V WU
Rb2Rb1
M
3~
X2
8 Nm
70.8 lb-in
Connection of brake resistor with temperature switch
Wire cross section up to 70 mm
2
37.0 kW … 65.0 kW
threaded bolt M8x25
X2
8 Nm
70.8 lb-in
R
b
T1
Rb1 Rb2
T2
V W
U
Rb2Rb1
X2
Optional, the inverters in this size can be purchased without brake chopper and are
then not provided with the terminal Rb2 for a brake resistor connection.
06/13 Operating Instructions ACU 67