The ABB DC Surge Protection Device (SPD) is engineered to deliver superior protection for solar photovoltaic (PV) systems, DC power supplies, and battery storage systems. It shields critical components from transient overvoltages caused by lightning strikes or electrical switching, ensuring system reliability and maximizing equipment lifespan.

Key Features:

• Specially designed for DC applications including solar PV arrays and DC battery storage.

• Available for 600VDC, 1000VDC, and 1500VDC systems.

• Type 2 SPD, providing excellent protection against indirect lightning strikes and switching surges.

• Pluggable modules for easy maintenance and quick replacement without downtime.

• Thermal disconnection technology ensures safe isolation in case of overload.

• Integrated status indicators (visual mechanical indicators) and optional remote signaling for monitoring.

• DIN rail mounting for easy installation inside combiner boxes, inverters, and DC panels.

• Built according to IEC 61643-31 standard for PV installations.

• Highly durable for extreme temperatures and outdoor conditions.

• Applications:

  • Solar PV power plants

  • Off-grid and hybrid solar systems

  • Industrial DC networks

  • Battery energy storage systems (BESS)

  Why Choose ABB DC SPDs?

  • Global trust and performance of ABB technology.

  • Optimized for harsh and tropical environments.

  • Easy installation and maintenance with pluggable design.

  • Reliable overvoltage protection for mission-critical solar systems.

  • Reduces maintenance costs and downtime risks.