
FSC1 (ERC1 model) Series high breaking capacity miniature circuit breaker, it is mainly suitable for illumination distribution, commercial, high building, housing, etc. It is of pleasing out-look, light weight, reliable performance, high breaking capacity, triping quickly. Its body and case are adopted with high fire-resistant and shockproof plastics. The product, with long life, is mainly used in AC50/60Hz, rated voltage 230/400V, rated current 63A circuit for overload and short-circuit protection as well as for unfrequent on and off switching electric equipment and lighting circuit in normal case. FSC1 Series high breaking capacity miniature circuit breaker have a outstanding characteristic: its breaking capacity fully is 6KA and 10KA. |
Short Circuit Breaking Capacity |
Rated operating voltage (V) |
Pole number(P) |
Rated current(A) |
Rated short circuit breaking capacity (A) |
¡¡ |
230 |
1,2,3 |
1,2,3,5,6,10,16 20,25,32,40 |
6000A
10000A |
0.65~0.70 |
230/400 |
1,2,3 |
0.65~0.70 |
400 |
2,3,4 |
0.65~0.70 |
230 |
1,2,3 |
0.75~0.80 |
230/400 |
1,2,3 |
50,63 |
6000A
10000A |
0.75~0.80 |
400 |
2,3,4 |
0.75~0.80 | | |
¡¡ |
Notes: (1) Mechanical life: 20000 (2)Resistance heat characteristic: 2 (temperature 550C,relative to moisture 95% ) (3) Connect with terminal of clip and hoop, can be connected for section no more than 25mm2
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Time and Current Operating Character |
Test |
Model |
Test current |
Starting habitus |
Time summit for release or no |
Estimation result |
Note |
a |
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1.13In |
Cold state |
¡¡ |
Non-release |
¡¡ |
b |
¡¡ |
1.45In |
Immediacy test |
¡¡ |
Non-release |
¡¡ |
c |
¡¡ |
2.55In |
Cold state |
¡¡ |
Release |
¡¡ |
d |
B C |
3In 5In |
Cold state |
¡¡ |
Release |
Current connected through splice auxiliary switching |
e |
B C |
5In 10In |
Cold state |
t<0.1s |
Release |
Current connected through splice auxiliary switching | |
¡¡ |
Terminology cold-state is no loading with temperature of base and stated before testing. |
Handle Color |
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