50
NV021 - Manual - 08 - 2012
CHARACTERISTICS
Fun-F59_S2.ai
RESET
t
U>>
0
T
TR
IP
P
ING
M
A
TR
IX
(LED
+R
EL
A
Y
S
)
t
U>>def
Start U>>
Start U>>
Trip U>>
Trip U>>
Trip U>>
BF Enable (ON
≡
Enable)
towards BF logic
&
U>> BF
&
&
&
Enable (ON
≡
Enable)
Block1 input (ON
≡
Block)
Block1
Block1
&
(ON
≡
Inhibit)
U> Inhibition
U>disbyU>>
Binary input INx
T
0
Logic
INx
t
ON
INx
t
ON
INx
t
OFF
T
0
n.o.
n.c.
INx
t
OFF
U>>ST-K
U>>TR-K
U>>ST-L
U>>TR-L
U>>BF
BLK1U>
U>>BLK1
Logic59
≥1
&
U
23
U
31
&
State
U
≥
U>>
def
U
>>
def
U
12
,
U
L1
Logic diagram concerning the second threshold (U>>) of the overvoltage element - 59