Lenze 8615E - Manual (Page 152)

2 Warning
A warning is displayed automatically C067. a warning
the “ready” is removed, however, the Operation of the
frequency controller is not interrupted.
Reset of the warning: Press SH + PRG
or
List of warnings
Display on Display on Fault Cause
keypad h o s t
2 0 3 Overheat PTC Motor is overheated
i n p u t P T C c o n n e c t i n g c a b l e
i n t e r r u p t e d
Remedy
Check dimensioning of the drive
Check PTC connection
2 4 1
P T C i n p u t o p e n
E x t e r n a l f a u l t S i g n a l v i a d i g i t a l i n p u t “ f a u l t Check external act. value
i n d i c a t i o n ”
Incorrect programming of the
i n p u t “ f a u l t i n d i c a t i o n ” Check programming of the input
“ f a u l t i n d i c a t i o n ”
3 Monitoring
A monitoring indication a pulse inhibit and is displayed on
the keypad.The keys are out of Pulse inhibit is automatically
reset when the DC bus voltage has reached again its permissible
List of monitoring indications
Display on Fault
keypad
L U L o w v o l t a g e
o u Overvoltage
Cause
Mains voltage is too low
M a i n s v o l t a g e i s t o o h i g h
Creeping fault on the motor
side
Remedy
Check mains voltage
Check mains voltage
Increase deceleration times,
when using a brake
check dimensioning and
connection of the brake
increase deceleration times
Check motor cable and motor for
fault (disconnect motor and
c o n t r o l l e r )
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