Eaton PV-450A-3L-BU-15 Photovoltaic Fuses - UL Listed
Part Number: PV-450A-3L-BU-15
Quick Summary
The Eaton PV-450A-3L-BU-15 is a high-speed photovoltaic fuse designed to protect DC photovoltaic systems. Engineers often struggle to protect PV strings without nuisance tripping, while also minimizing voltage drop and heat in compact enclosures. This device delivers CE marking with RoHS compliance, UL Listed and CSA Certified under IEC 60269, ensuring robust global conformity. As part of the Eaton Bussmann PV fuse family, it enables fast protection with reliable operation, supporting commercial and utility-scale solar deployments while simplifying documentation and maintenance for procurement teams.
Product Information
Extended Description
PV-450A-3L-BU-15 Eaton: Eaton Bussmann series Fuse-link, high speed, 450 A, DC 1500 V, 3L, 75 x 91 x 201 mm, gPV, UL, IEC, no indicator, bolted connections
Product Name
Eaton Bussmann series photovoltaic fuses
Catalog Number
PV-450A-3L-BU-15
EAN
5027590569019
Product Length/Depth
201 mm
Product Height
74 mm
Product Width
74 mm
Product Weight
1909 g
Compliances
CE Marked RoHS Compliant
Certifications
IEC 60269 UL Listed CSA Certified
Amperage Rating
450 A
Voltage rating
1500 Vdc
Interrupt rating
100 kAIC
Class
Class gPV
Pre arc (I2T)
412000
Watt losses
67 W
Application
Photovoltiac systems, inverters ,Photovoltaic array combiners and disconnects
Fuse type
PV-3L-BU-15
Fuse indicator
Top fuse status indicator
Fuse size
3L
Fitted with:
Blade with bolt holes
eaton-bussmann-series-photovoltaic-fuses-catalogue-ca135004en.pdf
CE Square-bodied PV fuse-links
CE Square-bodied PV fuse-links
Eaton Bussmann - Products for sustainable energy
10201 XL PV fuses
Feature: High-speed fuse with 450 A rating and 1500 Vdc voltage limit. Benefit: Quick fault clearing reduces conductor damage and downtime, improving system uptime in PV plants. Application: Suitable for inverters, PV arrays, and disconnects where fast interruption is critical for DC protection. Feature: Class gPV and 3L fuse size with bolted connections. Benefit: Mechanical robustness and standardized mounting simplify enclosure design and field installation in harsh outdoor environments. Application: Large-scale PV installations and modular string combiner assemblies. Feature: Top fuse status indicator. Benefit: Immediate on-site diagnostics reduce maintenance time and improve preventive maintenance planning. Application: Frequent electrical checks in utility and commercial PV sites. Feature: Compliance and certifications — IEC 60269, UL Listed, CSA Certified, CE RoHS. Benefit: Regulatory peace of mind, streamlined procurement, and reduced audit risk. Application: Global deployments requiring recognized safety and environmental standards. Feature: Physical dimensions and weight — 75 x 91 x 201 mm, 1909 g. Benefit: Clear space planning for panel and enclosure layouts, facilitating compatibility with bolted blade terminals. Application: Enclosed switchgear, PV combiner boxes, and outdoor installations. Insight: The combination of fast response, rugged construction, and clear diagnostics aligns with industry needs to minimize downtime and extend array life in photovoltaic projects across commercial and power-generation segments.
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FAQs
The PV-450A-3L-BU-15 uses a 3L fuse format with bolted blade connections, designed for rugged outdoor PV installations. Its dimensions of 75 x 91 x 201 mm and a weight of approximately 1.909 kg simplify enclosure planning and ensure reliable mounting in standard MCCBs, PV disconnects, and array combiners without custom adapters.
Key specs include 450 A amperage, 1500 Vdc rating, and 100 kAIC interrupt capacity, with a Pre-arc I2T of 412000. This combination delivers rapid fault clearing for DC PV circuits, minimizes arcing energy, and supports large arrays, reducing insulation stress and potential damage during fault events.
Yes, it is suitable for grid-tied and utility-scale PV systems, as well as commercial rooftops. Intended applications include photovoltaic systems, inverters, PV array combiners, and disconnects, where fast DC protection and robust mechanical mounting are essential for reliable operation.
The fuse carries CE marking with RoHS compliance and is UL Listed and CSA Certified under IEC 60269. These certifications support regulatory compliance, documentation, and safe integration into global solar installations.
The top fuse status indicator simplifies fault diagnosis and reduces maintenance time. Bolted blade connections provide mechanical robustness, lowering the likelihood of connection-related faults. Together, these features translate to lower downtime, faster repairs, and improved overall return on investment for PV systems.