The NF-K Series is a compact molded case circuit breaker from Mitsubishi Electric designed for distribution boards and control panels. Models such as the NF30-KC and NF50-KC protect branch and feeder circuits against overload and short circuit in a narrow body that fits densely packed panels. It is widely used in building distribution, machine panels and small industrial switchboards.
| Part No. |
Mass (kg) |
Color |
Type |
Specification |
Insulation Voltage (V) |
Rated Current (A) |
Connection Method |
Reference Ambient Temp. (℃) |
Dimension a (mm) |
Dimension b (mm) |
Dimension c (mm) |
| NF100-KC 3P 100A W |
0.51 |
White |
No-fuse breaker NF-C series (economy type) |
Electrical appliance type approval |
500 |
100 |
Surface type: for crimp terminal |
40 |
75 |
97.5 |
60 |
| NF30-KC 3P 3A W |
0.37 |
White |
No-fuse breaker NF-C series (economy type) |
Electrical appliance type approval |
500 |
3 |
Surface type: for crimp terminal |
40 |
75 |
96 |
60 |
| NF50-KC 2P 10A W |
0.25 |
White |
No-fuse breaker NF-C series (economy type) |
Electrical appliance type approval |
500 |
10 |
Surface type: for crimp terminal |
40 |
50 |
96 |
60 |
| NF50-KC 2P 15A W |
0.25 |
White |
No-fuse breaker NF-C series (economy type) |
Electrical appliance type approval |
500 |
15 |
Surface type: for crimp terminal |
40 |
50 |
96 |
60 |
| NF50-KC 2P 20A W |
0.25 |
White |
No-fuse breaker NF-C series (economy type) |
Electrical appliance type approval |
500 |
20 |
Surface type: for crimp terminal |
40 |
50 |
96 |
60 |
| NF50-KC 2P 30A W |
0.25 |
White |
No-fuse breaker NF-C series (economy type) |
Electrical appliance type approval |
500 |
30 |
Surface type: for crimp terminal |
40 |
50 |
96 |
60 |
| NF50-KC 2P 40A W |
0.25 |
White |
No-fuse breaker NF-C series (economy type) |
Electrical appliance type approval |
500 |
40 |
Surface type: for crimp terminal |
40 |
50 |
96 |
60 |
| NF50-KC 2P 50A W |
0.25 |
White |
No-fuse breaker NF-C series (economy type) |
Electrical appliance type approval |
500 |
50 |
Surface type: for crimp terminal |
40 |
50 |
96 |
60 |
| NF50-KC 3P 10A W |
0.37 |
White |
No-fuse breaker NF-C series (economy type) |
Electrical appliance type approval |
500 |
10 |
Surface type: for crimp terminal |
40 |
75 |
96 |
60 |
| NF50-KC 3P 15A W |
0.37 |
White |
No-fuse breaker NF-C series (economy type) |
Electrical appliance type approval |
500 |
15 |
Surface type: for crimp terminal |
40 |
75 |
96 |
60 |
| NF50-KC 3P 20A W |
0.37 |
White |
No-fuse breaker NF-C series (economy type) |
Electrical appliance type approval |
500 |
20 |
Surface type: for crimp terminal |
40 |
75 |
96 |
60 |
Specify the frame (30AF or 50AF), number of poles, rated current and connection method. Please confirm the full part number and options against the MITSUBISHI ELECTRIC catalog; contact us if you need help identifying the right model.
Mitsubishi Electric is a Japanese manufacturer of factory automation and low-voltage power distribution equipment, including MELSEC PLCs, servo systems, inverters, magnetic contactors and starters, circuit breakers and measuring instruments.
