Parameters
Parameters
Description
Upper limit
Upper limit - error
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%
Upper limit - maintenance de‐
manded
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%
Response to error
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
Lower limit - error
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%
Lower limit - maintenance de‐
manded
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%
Response to error
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.
1)
Generally valid parameter that can only be set in Parameter set 1.
Functions
8.8 Condition Monitoring
SIRIUS 3RW55 and 3RW55 Failsafe Soft Starters
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Equipment Manual, 02/2022, A5E35630887002A/RS-AF/006