
FUNCTION CHARACTERISTICS
32
NA016 - Manual - 05 - 2022
t
>
RES
T
0
t
E>RES
I
E
I
E
>
def
t
E
>
def
Fun_50N-51NS1.ai
t
E
>
def
0
T
Start IE>
Trip IE>
TR
IP
PIN
G
M
AT
RIX
(
LE
D+R
EL
AY
S)
I
E
≥
I
E
>
def
IE>Start relays
IE>Start LEDs
IE>Trip relays
IE>Trip LEDs
t
>>
RES
T
0
t
E>>RES
I
E
I
E
>>
def
t
E
>>
def
t
E
>>
def
0
T
Start IE>>
Trip IE>>
TR
IP
PIN
G
M
AT
RIX
(
LE
D+R
EL
AY
S)
I
E
≥
I
E
>>
def
IE>>Start relays
IE>>Start LEDs
IE>>Trip relays
IE>>Trip LEDs
General logic diagram of the residual overcurrent elements - 50N/51N