52 S&C Instruction Sheet 461-509
Local Drop Open Operation Settings
TripSaverII reclosers supplied with rmware versions 1.7, 1.8, and 1.9 can be congured
using the Local Drop Open settings to drop open when another member of the congu-
ration group, or “gang,” drops open because of a permanent fault, Local Manual Open
(LMO) operation, or an orientation change. (These operations are overseen directly by
the gateway and are not signaled by a SCADA master station via DNP3.) This feature is
called Gang Operation. If no backup battery is available in the communications gateway
enclosure, this screen will be disabled. See Figure 47.
Figure 47. The communications gateway requires a backup battery for Local/Gang operation.
New to TripSaver II Communications Gateway firmware versions 3.0 and 4.0 and
only available with TripSaverII recloser firmware versions 1.8 and 1.9 is the ability to
allow a Local Single Unit drop-open function of TripSaverII reclosers paired with a
communications gateway.
The Enable Single Unit Operation button, when toggled on, allows a user logged
in to the gateway to perform a Local Drop Open command for a single unit paired with
the gateway by clicking the green Drop Open button in the “Perform Local Command”
column. This single-unit operation feature works regardless of whether the TripSaverII
Gang/Local Operation
Conguring the Communications Gateway