Circuit Breaker Manufacturer
English
JXB2 high switch-off ability miniature circuit breaker is applicable to a line of AC50/60Hz,rated voltage 230/400V and rated current up to 63A,used for overload and short circuit protection.It can also be used for infrequent line conversion under the normal condition.The breaker is applicable to industrial enterprice,commercially district,high-rise building and dwelling house.It confirms with standard IEC60898.
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Model Name |
JXB2-63 |
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Pole number |
1P,2P,3P,4P |
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Standard |
IEC60898/GB10963.1 |
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Rated working current(In) |
2A,4A,6A,10A,16A,20A,25A,32A,40A,63A |
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Rated working voltage(Ue) |
230V(1P),400V(2P,3P,4P) |
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Rated frenquency |
50/60Hz |
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Rated limiting short-circuit current(Inc) |
3000A~10000A |
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Magnetic tripping curve |
B(3-5In) C(5-10In) D(10-20In) |
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Mechanical life |
10000 |
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Electric life |
4000 |
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Protection degree |
IP20 |
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Enviroment temeperature |
-5℃~+40℃ |
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Fiducial temperature |
30℃ |
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Installation level |
≤2000m |
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Biggest wiring ablity |
25m㎡ |
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Installation style |
35mm din rail |
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Connection type |
Tunnel style,Pin style,U style |
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Ambient Temperature |
Initial Status |
Test Current |
TestTime |
Expected Result |
Note |
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30±2℃ |
Cold position |
1.13In |
t≥1h |
Non-release |
_ |
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Carried out immediately after previous test |
1.45In |
t<1h |
Release |
_ |
|
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Cold position |
2.55In |
1s<t<60s (In≤32A) |
Release |
Current smoothly rise to specified value within 5s |
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Cold position |
2.55In |
1s<t<120s (In>32A) |
Release |
||
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-5~+40℃ |
Cold position |
3In |
t≥0.1s |
Non-release |
Type B |
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5In |
t<0.1s |
Release |
Type B |
||
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Cold position |
5In |
t≥0.1s |
Non-release |
Type C |
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Cold position |
10In |
t<0.1s |
Release |
Type C |
|
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Cold position |
10In |
t≥0.1s |
Non-release |
Type D |
|
|
Cold position |
20In |
t<0.1s |
Release |
Type D |
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Fixed Clip |
T type Knob |
ON & OFF indicator window
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