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KFU 2-/4-
51
Motor connection KFU 4- (37.0 to 65.0 kW)
Star connection
V W
U
Delta connection
V W
U
wire cross section up to 70 mm
2
37.0 kW … 65.0 kW
threaded bolt M8x25
X2
V W
U
Rb2
Rb1
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
Rb2
Rb1
X2
Note:
Optional, the inverters in this size can be purchased without brake
chopper. The terminals Rb1 and Rb2 are then not connected internally.