Power Electronics SD300 Series User Manual

POWER ELECTRONICS
SD300
WARNING & FAULT MESSAGES
95
13. WARNING & FAULT
MESSAGES
List of Warning Messages
The following table summarizes the possible warning messages that may be
displayed and their description.
Screen
Name
Description
OLU
Over Load
Displayed when the motor is overloaded. Operates
when Pr.17 is set to 1 ‘YES’. To operate, set the
digital output terminal or relay OU.31or OU.33 to 5
‘OVERLOAD’ to receive overload warning output
signals.
ULU
Under Load
Displayed when the motor is underloaded.
Operates when Pr.25 is set to 1 ‘YES’. Set the
digital output terminal or relay OU.31or OU.33 to 7
‘UNDERLOAD’ to receive underload warning
output signals.
IOLU
INV Over Load
Displayed when the overload time equivalent to
60% of the drive overheat protection level is
accumulated. Set the digital output terminal or relay
OU.31or OU.33 to 6 ‘IOL’ to receive drive overload
warning output signals.
LCU
Lost Command
Lost command warning alarm occurs even with
Pr.12 set to 0 ‘None’. The warning alarm occurs
based on the condition set at Pr.13 to Pr.15. Set the
digital output terminal or relay OU.31or OU.33 to 13
‘LOSTCOMMAND’ to receive lost command
warning output signals. If the communication
settings and status are not suitable for P2P, a Lost
Command alarm occurs.
FANU
Fan Warning
Displayed when an error is detected from the
cooling fan while Pr.79 is set to 1 ‘WARN’. Set the
digital output terminal or relay OU.31or OU.33 to 8
‘FAN WARNING’ to receive fan warning output
signals.
13

Power Electronics SD300 Series Specifications

General

Brand	Power Electronics
Model	SD300 Series
Category	Inverter
Language	English