Functions
6-20
7SJ63 Manual
C53000-G1140-C120-1
Figure 6-11
Logic Diagram for 50-2 and 50N-2 Relay Elements
>BLOCK 50-2
1DFWLYH
21
2))
“1“
)&7
or
LQVW
,QDFWLYH
“1“
0$18$/&/26(
LQVW
Manual Close
&
A
φ
50-2 PU
&
T
0
or
or
or
$
%
&
>BLK 50/51
50/51 PH BLK
or
50/51 PH OFF
Phase Measurement
On/Off
50N-2 PU
&
1
T
0
or
50N/51N BLK
&
&
Int. 79 On
$OZD\V
ZLWK$FWLYH
“1“
DFWLYH
>Enable ANSI#-2
or
&
or
50-2 picked up
50-2 Trip
50N-2 TRIP
50N-2 picked up
50-2 Time Out
79 50-2
%ORFN
or
50-2 Blocked
LQVW
1LQVW
,QDFWLYH
“1“
0$18$/&/26(02'(
1LQVW
Manual Close
&
1LQVW
50N-2 TimeOut
21
2))
“1“
)&711
>BLOCK 50N-2
>BLK 50N/51N
or
Int. 79 On
$OZD\V
ZLWK$FWLYH
“1“
>Enable ANSI#-2
or
&
or
79 50N-2 Block
or
50N-2 BLOCKED
or
or
F# 1800
F# 1805
F# 1804
F# 1852
F# 1752
F# 1751
F#1831
F#1833
F#1832
F# 1854
F# 1757
F# 1756
F# 1721
F# 2720
F# 1704
F#1714
F# 1724
F# 2720
Ground Measurement On/Off
50N/51N OFF
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