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45 Input tripping signals
from protection system
Connecting matrix
Connecting of Input to Output Signal is done by
Diode Plugs.
Type: GDS 621 ZS/20 sw
674.212.002.00
LED red
indicating incoming
tripping signal
Acryl class cover
open to the right
20 Output signals
to the protection
switches
LED indicating outgoing
switching pulse
LED-Test
To test if all LEDs work
Reset
Of all LEDs
Pin Park
2 rows by 45 pin parks
each
Diode Plug Test Unit
Type: GDS 621 ZS/20 sw
674.212.002.00
If the LEDs light after inserting into
the left position
and do not light after inserting in the
right position,
then the diode plug is o.k.
Power ON indication LED
green
4/16
Connecting and Diode plugs
Control elements of the Tripping Matrix
60 Output discontinuities with connecting plugs red
Type: GSS 621/15 rt
674.310.180.02
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