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67
NV10P - Manual - 01 - 2015
CHARACTERISTICS
Logic diagram concerning the second threshold (UE>>) of the residual overvoltage element - 59N
Fun-F59N_S2.ai
RESET
t
UE>>
0
T
TR
IP
P
ING
M
ATR
IX
(LED
+R
EL
AY
S
)
Start U
E
>>
U
E
>>ST-K
U
E
>>ST-L
Start U
E
>>
Start U
E
>>
Trip U
E
>>
U
E
>>TR-K
U
E
>>TR-L
Trip U
E
>>
Trip U
E
>>
BF Enable (ON
≡
Enable)
UE>>BF
towards BF logic
&
Block1 U
E
>>
74VT ext.
U
E
>> BF
&
&
&
Enable (ON
≡
Enable)
Block1 input (ON
≡
Block)
Block1
Block1
Binary input INx
T
0
Logic
INx
t
ON
INx
t
ON
INx
t
OFF
T
0
n.o.
n.c.
INx
t
OFF
74VText.
Binary input INx
T
0
Logic
INx
t
ON
INx
t
ON
INx
t
OFF
T
0
n.o.
n.c.
INx
t
OFF
t
UE>>RES
T
0
t
UE>>RES
U
E
U
E>>def
&
State
U
E
≥
U
E>>def
&
(ON
≡
Inhibit)
UE> Inhibition
UE>disbyUE>>
UE>>BLK1
&
( closing)
DDI OFF->ON
( 1
≡
upstream)
EnTcUE>>def
t
atcUE>>def
0
T
RESET
t
UE>>def
t
cUE>>def
t
atcUE>>def
“1”
“0”
≥
1
( 1
≡
DDI closed)
DDI state
( 1
≡
upstream)
UE>>disbyCB_OPEN
TV downstream
CB State
CB CLOSED (52a=ON)
CB OPEN (52a=OFF)
t
UE>>
=
t
cUE>>def
t
UE>>
=
t
cUE>>def
t
atcUE>>def
t
UE>>
t
UE>>
=
t
UE
>>def