BONFIGLIOLI act 401

Operating Instructions ACTIVE 06/0746
46 Operating Instructions ACTIVE 06/07
Motor power connection ACT 401 (37.0 up to 65.0 kW)
Star connection
VWU
Delta connection
VWU
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
T
2
V WU
Rb2Rb1
X2
Note: Optional, the inverters in this size can be purchased without brake
chopper. The terminals Rb1 and Rb2 are then not connected internally.