Short-Circuit Protection (Circuit Breaker/Disconnecting Means) - Siemens SIRIUS M200D Manual

Functions

3.8 Short-circuit protection (circuit breaker/disconnecting means)

3.8 Short-circuit protection (circuit breaker/disconnecting means)
Description
The motor starter is equipped with an integrated circuit breaker for short-circuit protection to
ensure that the system is safe and to protect personnel. Short-circuits between one phase
and ground (= ground fault) as well as between two phases are monitored.
Properties of the circuit breaker
The circuit breaker / disconnecting means is designed for the following functions:
● Disconnecting the series-connected starter and consumer from the supply voltage
● Closing lockout by means of a padlock on the rotating element
● Short-circuit protection for the series-connected consumer with circuit breaker
● Reset in the event of a restart
● Restoration of factory settings, see Factory settings
Response to circuit breaker OFF:
You can use this parameter to determine how the motor starter is to respond to a short-
circuit or to manual switch-off of the circuit breaker:
● Group fault
● Group fault only after ON command
● Group warning
Settings
Response to circuit
breaker OFF
Messages and actions
Circuit breaker tripped
64
Device parameter
Group fault
Message
Default setting
Group fault
•
Group fault only after ON command
•
Group warning
•
Dependent on parameterization
Setting range
Action
M200D PROFIBUS/PROFINET
Manual, 08/2014, A5E01577426A/RS-AA/004