Cycle Control With Operating Mode 2: With Pickup/With Action Time - Siemens 7SJ82 Manual

Protection and Automation Functions
6.45 Automatic Reclosing Function
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Figure 6-301
6.45.4.7

Cycle Control with Operating Mode 2: With Pickup/With Action Time

The cycle control checks the readiness for each automatic reclosing cycle and controls the process of the
action time(s). In
Cycle Availability
The cycle availability is influenced through the parameterization of the dead time and through a binary input.
In this way, setting the parameter Dead time aft.1ph. pickup to invalid avoids an automatic
reclosing after 3-pole tripping due to 1-phase short circuits. This also applies to Dead time aft.2ph.
pickup and Dead time aft.3ph. pickup. If all 3 dead times are set to invalid, the respective
reclosing cycle will be completely blocked. With the binary input
ciated automatic reclosing cycle.
896
Cycle Control with Operating Mode: With Tripping/With Action Time
Figure 6-302, the cycle control is illustrated.
>Block 79 cycle , you can block the asso-
SIPROTEC 5, Overcurrent Protection, Manual
C53000-G5040-C017-8, Edition 07.2017