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125
MG.30.A7.02 - VLT
®
is a registered Danfoss trademark
Display messages
Voltage limits:
Undervoltage
210
400
460
470
Voltage warning low
235
440
510
480
Voltage warning high
370
665
800
790
(395)
(705)
(845)
(820)
Overvoltage
410
730
880
850
(Brake option used,
parameter 300)
VLT
®
3000 Series
3x200/230 V
[VDC]
3x380/415 V
[VDC]
3x440/500 V
[VDC]
The voltages stated are the VLT
®
’s intermediate circuit voltage, the equivalent mains
voltage is the intermediate circuit voltage divided by
√
2.
Motor overloaded (MOTOR TIME):
According to the electronic thermal motor
protection, the motor is too hot. The war-
ning only appears if “warning” has been se-
lected in parameter 315. See curve
p.
130.
Inverter overloaded (INVERT TIME):
The electronic thermal inverter protection
reports that the VLT
®
frequency converter is
close to cutting out due to overload (current
too high for too long). The counter for
electronic thermal inverter protection has
reached 98% (100% gives trip).
24 V fault (NO 24 VOLT):
24 V voltage supply from power section to
control card is absent.
EEPROM fault (EEPROM ERROR):
EEPROM fault, data changes are not
saved when the mains voltage is switched
off.
VLT
®
3060-3250
[VDC]
Warnings
(Continued)
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