PV DC MCB 1P 250V

Noark Ex9BP-1P – 1-Pole PV DC Miniature Circuit Breaker

The Ex9BP-1P series is a DC miniature circuit breaker designed for photovoltaic (PV) systems and other direct-current installations requiring compact and reliable protection. With its single-pole configuration, it provides efficient overcurrent and short-circuit protection for individual DC conductors and smaller PV system segments.

Key Features

• Engineered for PV applications and DC power systems.
• 1-pole configuration ideal for protecting individual DC conductors.
• Thermal and magnetic trip characteristics for accurate overload and fault protection.
• Compact DIN-rail mounting for clean and easy panel installation.
• High-quality housing designed for long-term durability in solar environments.
• Suitable for string boxes, small PV arrays, and auxiliary DC circuits.

Typical Applications

• PV string protection in residential and commercial systems.
• Protection of DC feeders and auxiliary DC loads.
• Inverter and combiner box DC input protection.
• Battery-based and off-grid DC distribution systems.
• Any installation requiring dedicated single-pole DC protection.

Installation Notes

• Mount on standard DIN rail inside a suitable enclosure.
• Follow correct polarity and wiring direction for DC circuits.
• Select the correct model variant for the system’s voltage characteristics.
• Install according to SANS/IEC guidelines for DC and PV systems.

The Ex9BP-1P series offers dependable, compact DC protection for PV strings and DC circuits, making it a trusted choice for installers and system designers.