![Thytronic NC20 Скачать руководство пользователя страница 127](http://html1.mh-extra.com/html/thytronic/nc20/nc20_manual_1113980127.webp)
127
NC20 - Manual - 01 - 2015
FUNCTION CHARACTERISTICS
Fun-CB-diagnostic.ai
CB Diagnostic - Number of
trips
CB Diagnostic - Cumulative tripping currents
CB Diagnostic - Cumulative tripping energy I2t
CB Diagnostic - CB operating time
From CB position
N.Open-K
N.Open-L
SumI-K
SumI-L
SumI^2t-K
SumI^2t-L
tbreak-K
tbreak-L
TRIP
P
ING
M
A
TRIX
(
L
E
D
+
R
E
L
A
YS
)
TRIP
P
ING
M
A
TRIX
(LED
+R
EL
A
Y
S
)
TRIP
P
ING
M
A
TRIX
(LED
+R
EL
A
Y
S
)
State N.Open
t
break
State SumI
Opening transition
≥
N .Open
Mode- N .Open
&
From CB position
Opening transition
≥
Mode-tOpen
Ktrig-break
&
From CB position
SumIL3
SumIL2
SumIL1
Opening transition
≥
Sum I
SumI
Mode-SumI
Mode-SumI^2t
&
I
L2
¥
I
L1
I
Max
Max
¥
I
¥
I
I
L3
TRIP
P
ING
M
A
TRIX
(LED
+R
EL
A
Y
S
)
State SumI^2t
State tbreak
From CB position
SumIL3^2t
SumIL2^2t
SumIL1^2t
Opening transition
≥
Sum I^2t
Sum I^2t
&
I
L2
¥
I
L1
I2t
¥
I2t
¥
I2t
Max
Max
I
L3