ABB SPAJ 160 C User Manual And Technical Description page 10

Control signals
between the
modules
10
The figure below schematically illustrates how
the closing and alarm signals are connected be-
tween measuring and output relay module.
Fig. 10. Control signals between the modules of the capacitor bank relay SPAJ 160 C.
The functions of the blocking, starting and trip-
ping signals are selected with the switches of
switchgroups SGF, SGB1...3 and SGR1...2. The
checksums of the switchgroups, are found in
the setting menu of the measuring relay mod-
ule. The functions of the different switches are
explained in the user's manual of the measur-
ing module SPCJ 4D40.