Identification.............................................................................. 133
Application................................................................................. 133
Synchronizing.......................................................................133
Synchrocheck.......................................................................135
Energizing check.................................................................. 136
Voltage selection.................................................................. 137
External fuse failure..............................................................138
Application examples.................................................................139
Single circuit breaker with single busbar.............................. 140
Single circuit breaker with double busbar, external
voltage selection...................................................................141
Single circuit breaker with double busbar, internal
voltage selection...................................................................141
Setting guidelines...................................................................... 142
Autorecloser for 1 phase, 2 phase and/or 3 phase operation
SMBRREC .....................................................................................147
Identification.............................................................................. 147
Application................................................................................. 147
Auto reclosing operation Off and On.................................... 151
Start auto reclosing and conditions for start of a
reclosing cycle......................................................................151
Start auto reclosing from circuit breaker open information...152
Blocking of the auto recloser................................................ 152
Control of the auto reclosing dead time for shot 1................152
Long trip signal..................................................................... 153
Maximum number of reclosing shots....................................153
ARMode
=
3ph,
(normal setting for a three-phase shot)...... 153
ARMode
=
1/2/3ph
............................................................... 153
ARMode
=
1/2ph
, 1-phase or 2-phase reclosing in the
first shot................................................................................154
ARMode
= 1ph+1*2ph, 1-phase or 2-phase reclosing in
the first shot..........................................................................154
ARMode = 1/2ph + 1*3ph, 1-phase, 2-phase or 3-phase
reclosing in the first shot.......................................................155
ARMode
= 1ph + 1*2/3ph, 1-phase, 2-phase or 3-phase
reclosing in the first shot.......................................................155
External selection of auto reclosing mode............................156
Auto reclosing reclaim timer................................................. 156
Pulsing of the circuit breaker closing command and
counter................................................................................. 156
Transient fault.......................................................................156
Permanent fault and reclosing unsuccessful signal............. 157
Lock-out initiation................................................................. 157
Evolving fault........................................................................ 158
Table of contents
Breaker protection REQ650 2.2 IEC 5
Application manual