Thytronic NV10B - Residual Overvoltage First Threshold Logic

CHARACTERISTICS
55
NV10B - Manual - 04 - 2022
assigned to the selected binary input inside the Set \ Inputs \ Binary input IN1(2) menus (IN1 or IN2
matching).
Fun-F59N_S1.ai
Logic diagram concerning the first threshold (UE>) of the residual overvoltage element - 59N
≥ 1
U
E
> Inhibition
(ON≡ Inhibit )
&
U
E
> Curve
0T
RESET
t
UE>
0T
TRIPPING MATRIX (LED+RELAYS)
t
UE>def
t
UE>inv
Start U
E
>
U
E
>ST-K
U
E
>ST-L
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 (x=1, 2)
T 0
Logic
INx t
ON
INx t
ON
INx t
OFF
T0
n.o.
n.c.
INx t
OFF
74V Text.
Binary input INx (x=1, 2)
T 0
Logic
INx t
ON
INx t
ON
INx t
OFF
T0
n.o.
n.c.
INx t
OFF
t
UE>RES
T0
t
UE>RES
ON≡ Enable UE> residual overvoltage element
UE> Enable
U
E
U
E >def
U
E >inv
≥ 1
&
State
U
E
≥ U
E >def
U
E
≥ U
E >inv
&
State
UE>BLK1