Low-voltage Brief Catalogue
Low-voltage Brief Catalogue
RCBO
RCBO
023
024
P -
P -
NB3LEU Residual Current Operated Circuit Breaker with Over-current Protection (Electronic)
NB3LEG - 40 Residual Current Operated Circuit Breaker with Over-current Protection (Electronic)
1. General
1. General
• Protection against risk of fire • Protection against risk of electric shock
• 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
• Protection against overload • Protection against short circuit • 1P+N in one module • Contact position indicator
2. Technical features
2. Technical features
NB3LEU
NB3LEG-40
Standard
IEC/EN 61009-1
Standard
IEC/EN 61009-1
Type (wave form of the earth leakage sensed)
AC, A
Type (wave form of the earth leakage sensed)
AC, A
Thermo-magnetic release characteristic
B, C
Thermo-magnetic release characteristic
B, C
Rated current In
A 6, 10, 13, 16, 20, 25, 32, 40, 45, 50
Rated current In
A 6, 10, 13, 16, 20, 25, 32, 40
Poles
1P+N
Poles
1P+N
Rated voltage Ue
V 240
Rated voltage Ue
V 230-240
Rated sensitivity I △ n
A 0.03
Rated sensitivity I △ n
A 0.01, 0.03
Short-circuit current Icn
A 10,000
Short-circuit current Icn
A 6000
Break time under I △ n
s
≤0.1
Break time under I △ n
s
≤0.1
Electrical life
2,000
Electrical life
2,000
Mechanical life
2,000
Mechanical life
2,000
Terminal connection type
Cable/U-type busbar/Pin-type busbar
Terminal connection type
Cable/U-type busbar/Pin-type busbar
Mounting
On DIN rail EN 60715 (35mm) by means of fast clip device
Mounting
On DIN rail EN 60715 (35mm) by means of fast clip device
Connection
From bottom
Connection
From bottom
3. Curve
3. Curve
B, C curve
B, C, curve
t (s) 10000 5000 1h 2000 1000
t (s) 10000 5000 1h 2000 1000
B
B
500 200 100
500 200 100
50 20
50 20
10 5 2
C
10 5 2
C
1
1
0,5 0,2
0,5 0,2
0,1
0,1
0,05 0,02
0,05 0,02
0,01
0,01
0,005 0,002
0,005 0,002
0,001 0,5 1 2 345 71 02 0 30 5070100 200 I/In
0,001 0,5 1 2 345 71 02 0 30 5070100 200 I/In
Powered by FlippingBook