Program Execution - Siemens siprotec SJ62 User Manual

2 Functions

2.14.1 Program Execution

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The 7SJ62/63/64 is equipped with three-pole, single-shot and multi-shot automatic re-
closure (AR). Figure 2-81 shows an example of a timing diagram for a successful
second reclosure.
Figure 2-81 Timing diagram showing two reclosing shots, first cycle unsuccessful, second
cycle successful
The following figure shows an example of a timing diagram showing for two unsuc-
cessful reclosing shots, with no additional reclosing of the circuit breaker.
The number of reclose commands initiated by the automatic reclosure function are
counted. A statistical counter is available for this purpose for the first and all subse-
quent reclosing commands.
SIPROTEC 4, 7SJ62/63/64 Handbuch
C53000-G1140-C147-A, Edition 07.2015