Identification.................................................................................... 633
Application....................................................................................... 633
Synchronizing............................................................................. 633
Synchronism check.................................................................... 635
Energizing check........................................................................ 637
Voltage selection........................................................................ 638
External fuse failure....................................................................639
Application examples.......................................................................640
Single circuit breaker with single busbar.................................... 641
Single circuit breaker with double busbar, external voltage
selection..................................................................................... 642
Single circuit breaker with double busbar, internal voltage
selection..................................................................................... 643
Double circuit breaker.................................................................644
Breaker-and-a-half......................................................................645
Setting guidelines............................................................................ 648
Autorecloser for 1 phase, 2 phase and/or 3 phase operation
SMBRREC (79).................................................................................... 653
Identification.................................................................................... 653
Application....................................................................................... 654
Auto reclosing operation Off and On.......................................... 657
Initiate auto reclosing and conditions for start of a reclosing
cycle........................................................................................... 657
Initiate auto reclosing from circuit breaker open information...... 658
Blocking of the auto recloser...................................................... 658
Control of the auto reclosing dead time for shot 1......................659
Long trip signal........................................................................... 659
Maximum number of reclosing shots..........................................659
ARMode
=
3ph,
(normal setting for a three-phase shot)............ 660
ARMode
=
1/2/3ph
..................................................................... 660
ARMode
=
1/2ph
, 1-phase or 2-phase reclosing in the first shot661
ARMode
= 1ph+1*2ph, 1-phase or 2-phase reclosing in the
first shot...................................................................................... 661
ARMode = 1/2ph + 1*3ph, 1-phase, 2-phase or 3-phase
reclosing in the first shot.............................................................661
ARMode
= 1ph + 1*2/3ph, 1-phase, 2-phase or 3-phase
reclosing in the first shot.............................................................661
External selection of auto reclosing mode..................................662
Auto reclosing reset timer...........................................................663
Pulsing of the circuit breaker closing command and counter..... 663
Transient fault.............................................................................663
Table of contents
Line distance protection REL670 2.2 ANSI 15
Application manual