Freewheel Circuit - Linde E25 Service Training

Section 2.6
Service Training
Page 30
2.6.5.3

FREEWHEEL CIRCUIT

When the FETs in the power module are turned off, the traction motors induce a voltage. The induced voltage
is negative at terminals A1 and A2 and positive at D2. Therefore a freewheel current can flow through
freewheel diode 1V6 bypassing the motors.