ND78 Series Mini Circuit Breakers
ND78 SERIES MINI CIRCUIT BREAKERS WITH HIGH BREAKER CAPACITY
APPLICATION
N D78 series mini circuit breaker is mainly used for overload and short circuit protection in AC circuit,
50/60HZ,single phase 240/415V.three phase 415V and rated current up to 63A.It has the following main characteristics:high breaking capacity ,strong current limit function,ide selecting range,and so on.The product complies with IEC 60898-1
standard.
Technical Data
|
Standards |
IEC 60898-1 |
|
Pole |
1,2,3,4 |
|
Tripping Characteristics |
B,C,D |
|
Tripping type |
Elecro-Magnetic type |
|
Rated current In(A)at 30¡æ |
1-63 |
|
Rated breaking capacity Icu(KA) |
6 |
|
Rated voltage AC single-pole |
240/415v |
|
Rated voltage AC multi-pole |
415v |
|
Rated frequency (Hz) |
50-60 |
|
Electrival life(no.of.opreation) |
10000 |
|
Mechanical life(no.of.opreation) |
20000 |
|
Protection degree(terminals zone) |
IP20 |
|
Protection degree(other zone) |
IP40 |
|
Resistanc to abnormal heat and fire (¡æ) |
650-960 |
|
Fitting on DIN 35 rail |
Yes |
|
Modular width(mm) |
18 |
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