Thytronic NA011 - Page 93

APPENDIX
93
NA011 - Manual - 05 - 2022
C7
C8
I
E
NA011#xxx1
NA011#xxx3
50N/51N
50N/51N
LPCTs CURRENT INPUTS
I
L1
I
L2
I
L3
P1
4
6
+
-
4
6
+
-
4
6
+
-
P2
S1
S2
L1
L2
SettingLPCT
800 A
400 A
200 A
100 A
50 A
L3
In=50...1250A
NA011
P1
S1
S2
P2
C7
C8
RS232
FRONT PANEL
A13
IN1
IN2
IN3
A14
A15
A16
A17
A18
U
AUX
A19
≅
A20
A22
A21
B-
E1
RS485
1
2
3
120Ω
A+
DG
52a 52b
-UAUX
-
UAUX
+UAUX
+
UAUX
79 IN3 Select
79 Enable/79 External trip
CB position
OUTPUT RELAYS
A9
A8
A7
K2
A5
A4
A6
K1
A11
A12
A10
K4
A3
A2
A1
K3
alternative versions
to be selected when ordering
 Example of connection diagram with low power CT inputs and acquisition of CB states and Auto Reclose enable/start