Modular protective DC circuit breaker for solar modules 2P | 63A | 1000VDC | 6kA | DIN

Technical Specifications:

Number of Poles: 2P

Rated Current (In): 63A

Rated Operating Voltage (Ue): 12–1000V DC

Rated Insulation Voltage (Ui): 1200V DC

Maximum Breaking Capacity (Icu): 6kA

Characteristic: C (standard current interruption curve)

Mechanical Durability: 20,000 on/off cycles

Electrical Durability: 10,000 cycles

Mounting: DIN rail (35 mm)

Operating Temperature: -25°C ~ +70°C

Functions:

Protection against short circuits and overloads in DC networks

Safe protection of PV modules, batteries, and inverters

Suitable for use in single or multi-string photovoltaic systems

Can be used in both main and backup circuits

Rapid disconnection in emergency situations

Applications:

Solar photovoltaic (PV) systems (residential and industrial)

DC distribution boxes

Battery system (accumulator) circuit protection

Inverter protection

Fuses for microinverters and solar panel strings

Advantages:

High breaking capacity – up to 6kA, ensuring safety even under heavy load

Wide voltage range – from 12V to 1000V DC

Compact size, suitable for limited installation space

Long service life – up to 20,000 mechanical cycles

Quick and easy installation on standard DIN rail

Disadvantages:

For DC voltage only – not suitable for AC networks

Installation requires a minimal knowledge base of electrical installations

DC Solar System Circuit Breaker is an essential component in every modern solar energy system, whose main purpose is to protect equipment from damage due to overload or short circuit. Its versatility, reliability, and ability to operate at high DC voltage up to 1000V make it an ideal solution for both home users and industrial engineers or installers.