SM2C series moulded case circuit breaker is one of breakers which adopts international adavanced design, manufacture technology to develop. The rated insulating voltage is 500V, suitable for AC 50Hz(60Hz), rated working voltage 500V or below, rated working current is 15A to 250A of circuit and use in distributing electric energy. The product conforms to IEC60947-2 stardand. |
| Type |
SM2C60E |
SM2C100B |
SM2C100D |
SM2C160D |
SM2C250D |
Poles number |
3 |
3 |
3 |
3 |
3 |
Rated current In(A) |
15,20,25,30,40,50,60 |
15,20,25,30,40,50,60,75,80,100 |
15,20,25,30,40,50,60,75,80,100 |
125,160 |
200,225,250 |
Rated operating voltage Ue(V) (50/60Hz) |
500 |
500 |
500 |
500 |
500 |
Rated insulation voltage Ui(V) |
500 |
500 |
500 |
500 |
500 |
Rated impulse voltage Uimp(KV) |
6 |
6 |
6 |
6 |
6 |
Utilisation category |
A |
A |
A |
A |
A |
| Rated limited breaking capacity Icu(KA) |
220/240V |
7.5 |
25 |
25 |
85 |
85 |
380V |
7.5 |
10 |
18 |
18 |
18 |
400V |
7.5 |
10 |
15 |
15 |
15 |
Rated used breaking capacity Ics(%Icu) |
25 |
50 |
50 |
50 |
50 |
|
