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ABB 2CTB803950R0100

ABB 2CTB803950R0100 is an ABB OVR PV 40-1000 C surge protection device (SPD) cartridge designed for photovoltaic (PV) DC systems. It provides protection against transient overvoltages caused by lightning strikes and switching events in solar power installations.

Product Overview

• Manufacturer: ABB
• Part Number: 2CTB803950R0100
• Product Series: OVR PV
• Product Type: Type 2 Plug-in Surge Protective Device Cartridge
• Model: OVR PV 40-1000 C
• Application: Solar photovoltaic DC protection systems

Technical Specifications

Main Features

• High-energy surge protection: Protects PV equipment from transient voltage spikes caused by lightning and grid switching disturbances.
• Replaceable plug-in cartridge: Allows fast maintenance and replacement without replacing the complete SPD assembly.
• Compact DIN-rail compatible design: Suitable for photovoltaic distribution panels and DC protection cabinets.
• ABB OVR PV technology: Designed specifically for photovoltaic applications up to 1000 V DC.

Applications

ABB 2CTB803950R0100 is commonly used in:

• Solar PV inverter protection systems
• PV combiner boxes
• DC distribution cabinets
• Renewable energy power stations
• Industrial photovoltaic installations
• Battery energy storage systems (BESS) with DC circuits

Advantages

• Improves the reliability and service life of PV inverters and DC components
• Reduces downtime caused by surge damage
• Easy replacement through modular cartridge design
• Suitable for harsh outdoor renewable energy environments

Conclusion

The ABB 2CTB803950R0100 OVR PV 40-1000 C is a reliable 1000 V DC Type 2 surge protection cartridge designed for photovoltaic power systems. With a 40 kA maximum discharge current and ABB’s OVR PV protection technology, it provides effective overvoltage protection for solar installations, helping safeguard expensive PV equipment and improve system availability.