1000V 1500V DC MCCB MDM1Z
Empower your solar installations with precision and reliability using our advanced DC Molded Case Circuit Breakers (MCCBs). Tailored for the demanding needs of solar energy systems, these MCCBs are designed to deliver robust protection and efficient performance.
- High High Voltage Capacity(1000V/1500V)
- Precision Engineering
- Reliable Protection
- Durable Construction
- Rated voltage up to 1500V DC
- Rated current 125A,250A,400A
- IEC60947-2, GB14048-2
Stable Deliivery Time
Technical Support
2 Years

MOREDAY 1000V/1500V DC MCCB:
Reliable Power Protection for Solar Systems
The Moreday 1000V/1500V DC Molded Case Circuit Breaker (MCCB) is designed to provide superior protection for your solar power system. With a breaking capacity of up to 10kA for 1500V DC, it safeguards against short circuits, ensuring your system remains safe and functional.
Advantages and Features

High Performance
Rated for up to 1500V DC, with current options up to 800A. The MCCB offers robust protection with a high breaking capacity of up to 20kA, ensuring reliable performance even under demanding conditions.
Flexibility
With 2, 3, and 4-pole configurations, the MCCB fits a variety of setups. Its adjustable settings and optional attachments, including auxiliary alarms and manual or electric operation, offer enhanced functionality.


Quality Assurance
The product meets international standards like IEC 60947-2 and GB/T 14048.2, with certifications such as CE, CB, and TUV, highlighting its top-notch quality.
Durability
With a mechanical life of up to 10,000 operations and an electrical life of up to 5,000 operations, the MCCB ensures long-term reliability.

Applicable Scenarios
This MCCB is ideal for large solar power systems, including solar DC combiner boxes, inverters, and DC power distribution cabinets. It’s suitable for various applications, including:

Solar farms

Commercial solar installations

Industrial solar power systems
Why Choose Moreday?

MOREDY has over a decade of experience in developing high-quality solar protection components.

The company’s resilience and dedication to sustainability have established it as a reliable partner in the solar industry.

Moreday is a leader in innovation, with over 30 national patents and a global customer base.

The company’s commitment to delivering high-quality products that produce clean energy aligns with the needs of modern businesses.
SPECIFICATION
BD series PV DC MCCB | ||||
Type | MDM1Z-125 | MDM1Z-250 | MDM5Z-400 | MDM5Z-630 |
Pole | 4P | 4P | 4P | 4P |
Max Rated Current | 125A | 250A | 400A | 630A |
Electrical Characteristics | ||||
Rated Working Voltage(Ue) | 1000V DC | 1000V DC | 1000V/1500V DC | 1000V/1500V DC |
Rated Current(In(A)) | 63/80/100/125 | 125/160/200/250 | 250/300/315 | 400/500/630 |
Rated Insulated Voltage(Ui) | 1000V DC | 1000V DC | 1000V DC | 1000V DC |
Rated Impulsed Voltage(Uimp) | 8kV | 8kV | 8kV | 8kV |
1 Min Power Frequency Withstand Voltage | 3.8 KV | 3.8 KV | 3.8 KV | 3.8 KV |
Utimate Breaking Capacity(lcu) | 20 KA | 20 KA | 20 KA | 20 KA |
Run Breaking Capacity(lcs) | 15 KA | 15 KA | 15 KA | 15 KA |
Protection | ||||
Tripping Type | Thermal Magnetic Type | Thermal Magnetic Type | Thermal Magnetic Type | Thermal Magnetic Type |
Control And Indication | ||||
Shunt Release (SHT) | Optional | Optional | Optional | Optional |
Auxiliary Release | Optional | Optional | Optional | Optional |
Terminal End Cover | Yes | Yes | Yes | Yes |
Interphase Barriers | Yes | Yes | Yes | Yes |
Service Life/Cycle Operation | ||||
Mechanical | 14000 | 14000 | 5000 | 5000 |
Electrical | 5000 | 5000 | 1500 | 1500 |
Size(LxWx H) | 150.5x122x92.5 | 165x140x88 | 258x198x107 | 282x282x115 |
Ingress Protection | All Sides IP40 ,Connection Terminal IP20 | All Sides IP40 ,Connection Terminal IP20 | All Sides IP40 ,Connection Terminal IP20 | All Sides IP40 ,Connection Terminal IP20 |
Installation Environment | ||||
Comply With | IE C60947-2/GB14048.2 | IE C60947-2/GB14048.2 | IE C60947-2/GB14048.2 | IE C60947-2/GB14048.2 |
Storage Temperature | -40°C~+85°C | -40°C~+85°C | -40°C~+85°C | -40°C~+85°C |
FAQ`s.
1. What are Moreday MCCBs, and what makes them unique?
Moreday MCCBs (Molded Case Circuit Breakers) are advanced circuit protection devices designed for various electrical systems. They stand out due to their high-quality construction, superior performance, and compliance with international safety standards.
2. What voltage ratings do Moreday MCCBs support?
Moreday MCCBs are available in a range of voltage ratings, including 1000V and 1500V DC, making them suitable for high-voltage applications such as solar energy systems.
3. Are Moreday MCCBs suitable for solar installations?
Yes, Moreday MCCBs are ideal for solar installations. Their robust design, high voltage capacity, and reliable protection make them perfect for safeguarding solar energy systems against overloads and short circuits.
4. Do Moreday MCCBs have any certifications?
Yes, Moreday MCCBs are certified with TUV, CE, and CB, ensuring they meet stringent international quality and safety standards.
5. How do Moreday MCCBs contribute to system safety?
Moreday MCCBs offer fast and precise interruption capabilities, which help protect electrical systems from potential damage caused by overloads or short circuits. This enhances the overall safety and reliability of the systems.
6. Can Moreday MCCBs be customized to fit specific project needs?
Yes, Moreday offers customization options for MCCBs to align with specific project requirements, including different current ratings and features. This allows customers to get tailored solutions for their unique needs.
7. How durable are Moreday MCCBs in harsh environments?
Moreday MCCBs are engineered for durability, with materials and construction designed to withstand harsh conditions such as extreme temperatures, dust, and moisture, making them ideal for challenging environments.
8. What support services are available for Moreday MCCBs?
Moreday provides comprehensive support services, including technical assistance, customization options, and after-sales support to ensure that customers have a seamless experience from installation to operation.