Phone number:0086-0577-61731588
Fax:0086-0577-61731588
Cell phone:+86 18072180777
Wechat:+86 18072180777
Website:www.china-relay.com
Zhiguang Industrial Zone, Liu Town, Yueqing, Zhejiang, China
The product description
Miniature circuit breaker ND47-63 for lighting distribution system (Type C) or motor distribution system (type D).Mainly used for ac 50Hz, rated voltage to 230V, 400V, rated current to 1A~63A circuit overload, short circuit protection, at the same time can not frequently break electrical equipment and lighting lines under normal conditions.
Conformity with standard: GB10963.1 IEC 60898-1.
Normal working conditions
Environmental humidity: -5℃~40℃, the average value within 24 hours does not exceed 35℃. Altitude: the altitude of the installation site does not exceed 2000m.
Main technical parameters
■Main specification: Rated hole In: 1A 2A 3A 4A 5A 6A 10A 16A 20A 26A 32A 40A 50A 63A
■Number of poles: A monopole B ii and C tripole D quadrupole
■Type of instantaneous trip by circuit breaker: Type C (5In~10In); Type D (10IN-16in)
■Rated operation short-circuit breaking capacity: LCN = LCS: 6KA
■Mechanical and electrical life
Electrical life: not less than 6000 mechanical life: not less than 20000 times.
Technical performance
The product type |
Rated current |
The number of Poles |
Voltage |
Breaking capacity (A) |
ND47-63(C) |
C1~C40 |
1 |
230/400 |
6000 |
C1~C40 |
2,3,4 |
400 |
6000 |
|
C50~C63 |
1 |
230/400 |
6000 |
|
C50~C63 |
2,3,4 |
400 |
6000 |
|
ND47-63(D) |
D1~63 |
1 |
230/400 |
6000 |
D1~63 |
2,3,4 |
400 |
6000 |
Overcurrent protection characteristics
Rated current ln (A) |
Initial state |
The experiment of current |
Set time |
The expected results |
Notes |
1~63 |
cold |
1.13ln |
t≤1h |
Don't trip |
|
1~63 |
Immediately after a top test |
1.45ln |
t<1h |
tripping |
The current rises to the specified value steadily within 5s |
1~32 |
cold |
2.55ln |
1s<t<60s |
tripping |
|
40~63 |
cold |
2.55ln |
1s<t<120s |
tripping |
|
1~63 |
cold |
5ln |
t≤0.1S |
Don't trip |
C Type |
1~63 |
cold |
10ln |
t<0.1S |
tripping |
C Type |
1~63 |
cold |
10ln |
t≤0.1s |
Don't trip |
D Type |
1~63 |
cold |
16ln |
t<0.1s |
tripping |
D Type |
Action characteristic curve
Rated current ln(A) |
1~6 |
10 |
16、20 |
25 |
32 |
40、50 |
63 |
Copper conductor nominal cross-sectional area(mm)² |
1 |
1.5 |
2.5 |
4 |
6 |
10 |
16 |
Note: Wiring is applicable to wire connection below 25mm², torque2.0N·m。
Outline and Mounting Dimensions (mm)
Message feedback
News Center
Naidian Group is an electronic timer manufacturer and digital timer supplier, providing high-power relays, electronic time relays, digital timer relays, DC to AC solid state relays, and digital display timer relay knowledge popularization.
On February 26, the production of NPOWER Group resumed. The director and manager of our company personall...
Time: December 5th - December 7th, 2024. Booth No.: 5P66, Hall N5 Add: Halls N1 - N5 and W5, Shanghai New...
There are five main advantages of choosing a time relay, namely, Control voltage, Functional requirements...
Time relays are usually used in circuits with lower voltage or lower current to control circuits with hig...
GET A QUOTE