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Functions
8.8 Condition Monitoring
Parameters
Parameters
Upper limit - error
Upper limit - maintenance de‐
manded
Response to error
1)
Lower limit - error
Lower limit - maintenance de‐
manded
Response to error
1)
Generally valid parameter that can only be set in Parameter set 1.
1)
176
Description
Upper limit
If the current exceeds this limit, an error is generated and the 3RW55 and 3RW55 Failsafe soft
starters behave as set in the parameter "Response to error". The setting "0%" deactivates the
monitoring of the limit value.
•
Factory setting: 0%
•
Setting range: 50 ... 400 %
•
In steps of: 1%
If the current exceeds this limit, a warning is generated. The setting "0%" deactivates the
monitoring of the limit value.
•
Factory setting: 0%
•
Setting range: 50 ... 400 %
•
In steps of: 1%
Do not turn off (factory setting)
On exceeding the "Upper limit - error" the motor is not turned off.
Turn off
On exceeding the "Upper limit - error" the motor is turned off.
Lower limit
If the current fails to reach this lower limit, an error is generated and the 3RW55 and 3RW55
Failsafe soft starters behave as set in the parameter "Response to error". The setting "0%"
deactivates the monitoring of the limit value.
•
Factory setting: 0%
•
Setting range: 19 ... 100%
•
In steps of: 1%
If the current fails to reach this lower limit, a warning is generated. The setting "0%" deactivates
the monitoring of the limit value.
•
Factory setting: 0%
•
Setting range: 19 ... 100%
•
In steps of: 1%
Do not turn off (factory setting)
If the "Lower limit - error" is undershot, the motor is not turned off.
Turn off
If the "Lower limit - error" is undershot, the motor is turned off.
SIRIUS 3RW55 and 3RW55 Failsafe Soft Starters
Equipment Manual, 02/2022, A5E35630887002A/RS-AF/006
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