The rated insulation voltage of CYM7DC new energy photovoltaic DC plastic shell circuit breaker is 1800V, and the rated voltage is DC1000V DC1500V， Distribution network with rated current up to 630A. Under normal circumstances, circuit breakers can be used for infrequent switching of lines and infrequent starting of motors. Protect the overload and short circuit of the circuit; It has protection functions for overvoltage and undervoltage of the line.

• work environment

Operating at an ambient temperature of -40 ℃ to+70 ℃ without reducing capacity at+50 ℃, suitable for high altitudes of 5000m.

• PRODUCT FUNCTION

⑴ Bipolar appearance, small size, high performance

⑵ High voltage, high breaking plastic shell circuit breaker: DC1000V、DC1500V(Ics=40kA)

⑶ Meet the single pole DC1500V Ics=10kA breaking capacity: provide reliable protection when the system is grounded twice

⑷ High mechanical lifespan (10000) and electrical lifespan (2000)

⑸ Zero arc: equipped with arc extinguishing cover and three-layer free metal partition to avoid secondary system failures caused by arc spraying during disconnection

⑹ Super current limiting capability

⑹ Super strong insulation performance, electrical clearance and creepage distance comply with UL489 standard

⑺ Non polarity: Reliable protection for current backflow and reverse incoming lines

⑻ Has the ability to resist moisture, salt spray, and mold

• Core patented technology:

⑴ Contact low repulsion reverse point anti drop technology;
⑵ Arc dissociation technology, which can achieve zero arcing;
⑶ New arc extinguishing chamber arrangement technology enables more arc extinguishing grids and achieves high separation;
⑷ The arc extinguishing chamber adopts special narrow slot arc extinguishing technology to achieve ultra-high breaking capacity;
⑸ Integrated magnetic blowing arc ignition technology, achieving super strong arc extinguishing capability;
The new insulation static contact cover technology completely isolates the arc nozzle from the wiring terminal to avoid breakdown during disconnection;
Arc anti backflow technology;
Arrange the handle away from the arc extinguishing area to make the operator safer;

• Technical Parameter