Modular protective DC circuit breaker for solar modules 2P | 80A | 600VDC | 10kA | DIN

Technical Specifications:

Product Type: Solar DC Miniature Circuit Breaker (MCB)

Number of Poles: 2P

Rated Current (In): 1–80 A

Rated Operating Voltage: DC 12–600 V

Rated Insulation Voltage (Ui): 800 VDC

Maximum Breaking Capacity (Icu): 10 kA

Mechanical Lifespan: 20,000 cycles

Electrical Lifespan: 10,000 cycles

Mounting: DIN rail

Enclosure: Resistant to UV, heat, and vibrations

Features:

Protection against short circuits and overcurrent in DC circuits

Safe disconnection even under high current conditions

Suitable for photovoltaic (PV) systems in both residential and industrial applications

Compatible with DC systems ranging from 12 V to 600 V

Compact design allows easy integration into existing systems

Double pole design ensures safer disconnection

Applications:

Solar power plants (PV) up to 600V DC

Battery protection and disconnection

DC distribution panels

Safe disconnection of inverters and battery banks

Voltage distribution boxes in residential and industrial systems

Advantages:

Wide voltage range (12–600 VDC) – suitable for many solar systems

High current capacity up to 80 A – can be used in high-power devices

Quick response to overcurrent or short circuit – protects expensive equipment

Compact design – fits into limited spaces

Long service life – up to 20,000 mechanical cycles

DIN rail mounting

Disadvantages:

Not suitable for AC (alternating current) circuits

Requires proper voltage polarity to be maintained

The DC miniature circuit breaker is a highly reliable and professional solution for anyone working with solar energy systems. It ensures not only operational efficiency but also maximum safety – both in residential and industrial environments. Thanks to its wide voltage and current range, this breaker can be easily adapted to various DC installations, and its long service life guarantees lower maintenance costs and improved system reliability.