145
MG.30.A7.02 - VLT
®
is a registered Danfoss trademark
Are both LED´s "braking"
and "overload" on the
brake control card active
during braking period
(yellow and red LEDs)?
Yes
Are the connections to
the brake control card
OK?
Yes
Are the brake resistor and
the connection to it OK?
Yes
29)
30)
31)
32)
33)
Call Danfoss
for assistance
34)
Is LED "ready" on the
brake control card active
(green LED lights up)?
Yes
No
Symptom
VLT
®
frequency
converter trips But,
"overvoltage"
displayed and Motor
does not brake.
Fault location