Siemens SIRIUS 3RW55 - Page 121

Functions
7.7 Condition Monitoring
SIRIUS 3RW55 soft starter
Manual, 08/2018, A5E35630887002A/RS-AB/002
121
Parameters
Parameters
Description
Reference value The reference value (rated motor power) is compared with the
amount of active power actually available. The rated motor power
can be obtained from the motor data. The parameter value "0"
deactivates the active power monitoring.
• Factory setting: 0 W
• Setting range: 0 W ... 2 000 kW
• Increment: 1 W
Upper limit
Upper limit - error If the active power exceeds this value, an error is generated. If the
parameter value is "0", the limit as a percentage of the reference
value is not monitored.
• Factory setting: 0%
• Setting range: 0 ... 400 %
• Increment: 1%
Upper limit - maintenance
demanded
If the active power exceeds this value, a warning is generated. If
the parameter value is "0", the limit as a percentage of the
reference value is not monitored.
• Factory setting: 0%
• Setting range: 0 ... 400 %
• Increment: 1%
Response to error
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 active power undershoots this value, an error is generated. If
the parameter value is "0", the limit as a percentage of the
reference value is not monitored.
• Factory setting: 0%
• Setting range: 0 ... 100%
• Increment: 1%
Lower limit - maintenance
demanded
If the active power falls below this value, a warning is generated. If
the parameter value is "0", the limit as a percentage of the
reference value is not monitored.
• Factory setting: 0%
• Setting range: 0 ... 100%
• Increment: 1%
Response to error
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.