Thytronic XMR-P 4l+4V - Page 307

FUNCTION CHARACTERISTICS
307
RESET
t
f
<<<
def
0T
TRIPPING MATRIX (LED+RELAYS)
t
f
<<<
def
f<<< Start
f<<< Start
f<<< Trip
f<<< Trip
f<<< Block1
&
&
&
Enable (ON≡Enable)
From 4th element
Block1 input (ON≡Block)
Block1
Block1
Binary input INx
T 0
Logic
INx t
ON
INx t
ON
INx t
OFF
T0
n.o.
n.c.
INx t
OFF
&
(ON≡ Inhibit )
f<< inhibition
f<<disbyf<<<
&
(ON≡ Inhibit )
f< inhibition
f<disbyf<<<
(ON≡Inhibit)
f<<< inhibition
&
f ≤ f <<<
def
f <<<
def
f
Fun-F81U_S3.ai
f<<< ST-K
f<<< ST-L
f<<< TR-K
f<<< TR-L
f<<<BLK1
U
L1
,U
L2
,U
L3
Max (U
L1
,U
L2
,U
L3
) ≥20%U
n
Logic diagram concerning the third threshold (f<<<) of the underfrequency element - 81U
RESET
t
f
<<<<
def
0T
TRIPPING MATRIX (LED+RELAYS)
t
f
<<<<
def
f<<<< Start
f<<<< Start
f<<<< Trip
f<<<< Trip
f<<<< Block1
&
&
&
Enable (ON≡Enable)
Block1 input (ON≡Block)
Block1
Block1
Binary input INx
T 0
Logic
INx t
ON
INx t
ON
INx t
OFF
T0
n.o.
n.c.
INx t
OFF
&
(ON≡ Inhibit )
f<< inhibition
f<<disbyf<<<<
&
(ON≡ Inhibit )
f<<< inhibition
f<<<disbyf<<<<
&
(ON≡ Inhibit )
f< inhibition
f<disbyf<<<<
&
f ≤ f <<<<
def
f <<<<
def
f
Fun-F81U_S4.ai
f<<<< ST-K
f<<<< ST-L
f<<<< TR-K
f<<<< TR-L
f<<<<BLK1
U
L1
,U
L2
,U
L3
Max (U
L1
,U
L2
,U
L3
) ≥20%U
n
Logic diagram concerning the fourth threshold (f<<<<) of the underfrequency element - 81U
XMR-D EQUIPMENT MANUAL
Ed. 2.9 - 02/2021