Thytronic NA30

TECHNICAL DATA
22
NA30 - Manual - 04 - 2022
 Breaker failure - BF
BF Phase current threshold (I
BF
>) 0.05...1.00 I
n
(step 0.01 I
n
)
BF Residual current threshold (I
EBF
>) 0.01...2.00 I
n
(step 0.01 I
En
)
BF Time delay(t
BF)
0.06...10.00 s (step 0.01 s)
Dropout ratio 0.95...0.98
Dropout time ≤ 0.05 s
I
BF
>Pickup accuracy ± 0.5% con 0.1 I
nL
± 0.2% con 1 I
nL
I
EBF
>Pickup accuracy ± 0.5% con 0.01 I
En
± 0.2% con 1 I
En
Operate time accuracy 5% or ± 10 ms