ICHYTI Company is a professional enterprise engaged in the research and development and production of Wholesale dc mcb for solar in the photovoltaic field. The company's photovoltaic dedicated circuit breakers, photovoltaic AC/DC combiner boxes, distribution cabinets, large photovoltaic grid connected cabinets, grid connected boxes, and photovoltaic lightning protection products are widely used in new energy grid connected distribution systems. These products have the advantages of easy installation, strong reliability, and complete qualifications, and are widely recognized and trusted by customers around the world.
China ICHYTI dc mcb for solar suppliers is suitable for DC circuits, with a rated voltage of 1000V and a rated current of up to 63A, achieving overload and short circuit protection. In addition, this device can also be used for low-frequency operation of DC lines, such as communication and photovoltaic systems.
Product Model |
|
NBL7-63 |
||
Pole |
|
1P |
2P |
4P |
Frame Current |
|
63A |
||
Rated Current |
In |
6, 10, 16, 20, 25, 32, 40, 50z63A |
||
Rated Working Voltage |
Ue(DC) |
300V |
500/600/1000V |
1000V |
Rated Insulation Voltage |
Ui |
1200V |
||
Rated Impulse Withstand Voltage |
Uimp |
6kV |
||
Breaking Capacity |
leu |
6 KA |
||
Tripping Characteristic |
|
C |
||
Tripping Type |
|
Thermal Magnetic |
||
Electrical Life |
Actual |
500 Cycles(63A Frame) |
||
Standard |
300 Cycles |
|||
Mechanical Life |
Actual |
10000 Cycles(63A Frame) |
||
Standard |
9700 Cycles |
|||
Overvoltage Category |
|
III |
||
Pollution Degree |
|
3 |
||
Ingress Protection |
|
IP40 Wiring Port IP20 |
||
Resistance To Humidity And Heat |
|
Class 2 |
||
Terminal Capacity |
|
2.5 x 35mm2 |
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Fastening Torque Of Terminals |
|
2.0℃ 3.5Nm |
||
Ambient Temperature |
|
-30℃〜+70℃ |
||
Storage Temperature |
|
-40℃〜+85℃ |
||
Installation Method |
|
DIN |
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Standard |
|
IEC60947-2 |
◉ The shell is made of thermoplastic material, fully covering the connection port, and has the characteristics of impact resistance and recyclability.
◉ Adopting the classic U-shaped tunnel terminal design, ensuring secure and reliable line connections, super safe.
◉ The original airflow system can effectively reduce the temperature between adjacent circuit breakers, ensuring the safety performance of the circuit.
◉ The safety handle adopts classic and original ergonomic design, which is simple and convenient to operate, safe and reliable.
◉ Visible red and green indicator lights can be seen.
◉ The handle is thickened to provide a good grip.
◉ The use of PC flame retardant materials significantly improves safety.
◉ Designed top cooling vents for better heat dissipation.
◉ The elevation of the installation site shall not exceed 2000 meters.
◉ The relative humidity of the air at the installation site shall not exceed 50% at a maximum temperature of 40℃. At lower temperatures, such as 20℃, the allowable relative humidity can reach 90%.
◉ Special measures need to be taken for occasional condensation caused by changes in dry temperature.
◉ The installation site should be free from rain and snow.
◉ Installation category: The installation category of the main circuit of the circuit breaker is III, and the installation category of auxiliary circuits and control circuits that are not connected to the main circuit is II.
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