RCBO
RCBO
P-012
P 023 Low Voltage Brief Catalogue -
Low Voltage Brief Catalogue
NB3LEU Residual Current Operated Circuit Breaker with Over-current Protection (Electronic)
1. General
� Protection against risk of fire � Protection against risk of electric shock
� Protection against overload � Protection against short circuit � 1P+N in one module � Contact position indicator
NB3LEU
2. Technical features
IEC/EN 61009-1
Standard
Type (wave form of the earth leakage sensed) Thermo-magnetic release characteristic
AC, A B, C
6, 10, 13, 16, 20, 25, 32, 40, 45, 50 1P+N 240 0.03 10,000 ≤ 0.1
A
Rated current In
Poles Rated voltage Ue Rated sensitivity I △ n Break time under I △ n Short-circuit current Icn Electrical life Mechanical life Terminal connection type
V A A s
2, 000 2, 000
Cable/U-type busbar/Pin-type busbar
On DIN rail EN 60715 (35mm) by means of fast clip device
Mounting
Connection
From bottom
3. Curve
B, C curve
t (s) 10000 5000 1h 2000 1000
B
500 200 100
50 20 10
C
5 2
1
0,5 0,2
0,1 0,05 0,02 0,01
0,005 0,002 0,001
0,5 1
2 345 7 10 20 30 5070100 200 I/In
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