Low Voltage Brief Catalogue MCB MCB
P-001 P 001 Low Voltage Brief Catalogue -
NB1-63(H) Miniature Circuit Breaker
1. General
▪ Short circuit protection ▪ Overload protection ▪ Switch ▪ Isolation ▪ Contact position indicator ▪ Advanced current-limit technology ▪ Heat dissipation gap for better cooling ▪ Extendable DIN-rail holder for easy installation
NB1-63
6kA
2. Technical features
IEC/EN 60898-1
IEC/EN 60947-2
Standard
UL1077
1, 2, 3, 4, 6, 10, 13, 16, 20, 25, 32, 40, 50, 63
1, 2, 3, 4, 6, 10, 13, 16, 20, 25, 32, 40, 50, 63
A
Rated current In
1P, 1P+N, 2P, 3P, 3P+N, 4P
1P, 2P, 3P, 4P
1P, 2P, 3P, 4P 1P, 2P
Poles
Rated voltage Ue
277/480
230/400~240/415
DC 110/125
V Hz A
Rated frequency
AC 50/60
Auxiliary contact Connection Mounting Mechanical life Electrical life Thermo-magnetic release characteristic Rated impulse withstand voltage (1.2/50) Uimp Energy limiting class Rated breaking capacity
6000/10000 3
6000
5000
10000
B, C, D 6000
V
(8-12)In
(4-7)In, (7-15)In
B, C, D
4,000 20,000 On DIN rail EN 60715 (35mm) by means of fast clip device From top and bottom
NB1-63H
10kA
Yes Yes Yes Yes
Shunt release Under voltage release Alarm contact
3. Curve
B, C, D curve
A A
DNV
014
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