40
★
= ROM default setting. Text in ( ) = display text. Figures in [ ] are used when communicating with the bus.
Programming
VLT
®
Series 2000
Warning Messages
Messages
Caused by
Consequence
Reset
CURRENT LIMIT
Over load
VLT decreases speed
- -
VOLTAGE HIGH
Regenerative motor operation or
The power section of the VLT
- -
supply voltage too high
stops within 5 sec.
- -
VOLTAGE LOW
Missing phase or low supply
The power section of the VLT
- -
stops within 5 sec.
INVERTER TIME
Inverter overload
At 98.2% load VLT displays the
- -
following warning:
"INVERTER TIME"
At 100% load:
"ALARM OVERLOAD"
MOTOR TIME
Motor overload
VLT operates at least 60 sec. *)
- -
VLT operates between 100% and
depending on the value of the
- -
load before the power section of
the VLT stops
LOW FRQ WARN
Output frequency lower than the
Depending on application
- -
value in parameter 210
Warning only
HI FRQ WARN
Output frequency higher than the
Depending on application
- -
value in parameter 211
Warning only
HI CUR WARN
Motor current higher than the
Depending on application
- -
value in parameter 213
Warning only
*) The time is reduced at a higher switch frequency.
Reset Messages
Messages
Caused by
Consequence
Reset
AUTO START
VLT tripped
The VLT attempts to restart
- -
TRIP
Fault condition of the VLT or the
The power section of the VLT
Yes
motor
stops
TRIP LOCKED
Fault condition (over temp., short
The power section of the VLT
No, power on
circuit, ground fault) of the VLT
stops
Reset required
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