X1
X6
X5
X3
X4
RS485B
RS485A
MASK
X7
Trip position signal
Close position signal
Protect trip
signal output
Ground
signal output
Control loop
disconnection output
Reclose
action
signal output
Protect CT
current
Measure CT
current
Zero sequence CT
current
Line PT no volt
Bus PT no volt
Bus PT voltage
Energy storage switch open
Power 1 close
Power 2 close
Manual close signal
PT disconnection
signal output
Self trip alarm
signal output
Device maintenance input
Signal supply L
Remote location
Signal reset
Trolley test position (upper knife)
Trolley run position (lower knife)
Ground knife status
Spring without energy storage
Reclose
block/manual DI trip
DI3
DI4
Reclose
out
Manual close
Control power L
Close out
Trip out
Manual trip
Remote permission
Protection trip
Alarm signal output
Protect action
signal output
Power disappears
signal output
AC220V -
Fig
7
: KPM83L microcomputer
line
protection
measure
and control device
terminal
diagram
(
A
C with
out
anti-trip)
-
1
9
-