Siemens 7SJ85 - Settings; Information List

Parameter: CB break time
•
Default setting (_:2311:102) CB break time = 0.080 s
You use the CB break time parameter to define the time span from energizing the shunt release of the
circuit breaker to the instant of arc extinction (and switching pole open).
You can find the information on the setting value in the technical data of the used circuit breaker. Also refer to
Figure 10-32.
Parameter: CB make time
•
Default setting (_:2311:103) CB make time = 0.080 s
With the parameter CB make time, you define the typical time interval between the activation of the closing
procedure for the circuit breaker and the point in time when the first current flows.
You can find more information on the setting value in the technical data of the used circuit breaker.
Settings
Addr. Parameter C Setting Options Default Setting
General
_:2311:101 General:CB opening time 0.001 s to 0.500 s 0.065 s
_:2311:102 General:CB break time 0.001 s to 0.600 s 0.080 s
_:2311:103 General:CB make time 0.001 s to 0.600 s 0.080 s
Information List
No.
Information Data Class
(Type)
Type
General
_:2311:500 General:>Start calculation SPS I
10.12.3.3
10.12.3.4
Measured Values, Energy Values, and Supervision of the Primary System
10.12 Circuit-Breaker Wear Monitoring
1356 SIPROTEC 5, Overcurrent Protection, Manual
C53000-G5040-C017-8, Edition 07.2017