Solar PV Protection
Coordinated DC-side isolation, overcurrent and surge protection for photovoltaic systems.
Protection works best when device ratings, isolation and connection requirements are considered as one system.
- Define circuit conditions — Confirm voltage, current, fault conditions and installation environment.
- Coordinate protection — Review isolation, overcurrent and surge-protection functions as one circuit path.
- Confirm supply scope — Align products, markings and controlled documents with the approved requirement.
Products for this solution
DC Circuit Breaker
Miniature and molded-case circuit breakers for photovoltaic, storage and industrial DC distribution.
View productDC Isolator Switch
VOD1 load-break DC isolator switches provide dependable photovoltaic circuit isolation up to 1500V DC, with panel, DIN-rail, enclosed and door-clutch installation options.
View productFirefighter Safety Switch
A 1500V DC string-level rapid shutdown switch for safer photovoltaic emergency response, maintenance and rooftop isolation.
View productPV Combiner Box
VOPV solar combiner boxes organize one to three photovoltaic input circuits with gPV fuse protection, Type 2 DC surge protection and load-break DC isolation.
View productPV DC Fuse
Coordinate fuse isolation and circuit protection for photovoltaic strings, combiner boxes and low-voltage AC equipment with 10 × 38 mm and 14 × 51 mm DIN-rail platforms.
View productPV DC SPD
PV DC surge protective devices for photovoltaic combiner boxes, inverters and DC distribution cabinets, including the VO-PV40 Type 2 range up to 1500V DC.
View product