Eaton PVS315A-3L-BU-15 Photovoltaic Fuses - 1500V

Part Number: PVS315A-3L-BU-15
Manufacturer
Eaton
Part number
PVS315A-3L-BU-15

Quick Summary

PVS315A-3L-BU-15 Photovoltaic fuses protect PV arrays and inverters by providing fast, reliable overcurrent protection for 1500 V DC solar installations. Engineers often struggle to choose fuses that minimize nuisance trips while delivering fast fault isolation in high-voltage DC networks. This device is CE marked and RoHS compliant, and UL listed with IEC 60269 certification, offering class gPV protection and high interrupt capability. With blade-down bolt-hole compatibility, the PVS315A-3L-BU-15 streamlines installation, reduces maintenance overhead, and supports scalable PV and inverter protection across commercial and utility-scale projects.

Product Information

Extended Description

PVS315A-3L-BU-15 Eaton: Eaton Bussmann series photovoltaic fuses, 315A, 1500V, 3L PV, BOLTED W/O IND
Product Name
Eaton Bussmann series photovoltaic fuses
Catalog Number
PVS315A-3L-BU-15
EAN
5996516049235
Product Length/Depth
201.4 mm
Product Height
74 mm
Product Width
74 mm
Product Weight
0.001 g
Compliances
CE Marked RoHS Compliant
Certifications
IEC 60269 UL Listed
Amperage Rating
315 A
Voltage rating
1500 V
Interrupt rating
100 kAIC
Class
Class gPV
Pre arc (I2T)
175000
Watt losses
52 W
Application
Photovoltiac systems, inverters
Fuse indicator
Non Indicating
Fuse size
3L
Suitable for
Blade with bolt holes
Feature → 315 A amperage rating paired with a 1500 V voltage rating provides robust protection for high-energy PV circuits. Business impact → Reduces equipment damage and downtime by delivering precise, fast disconnection under fault, improving system uptime and extending inverter life in 3L configurations. Application → Ideal for 1500 V DC PV arrays and inverters in commercial solar installations, with long-term reliability and predictable protection characteristics. Feature → 100 kAIC interrupt rating enhances fault clearance in large-string configurations, limiting arc energy and enhancing safety. Benefit → Lower enclosure thermal stress and reduced fuel/maintenance costs due to fewer cascading faults in utility-scale projects. Application → Useful in utility-grade PV projects and large commercial systems. Feature → Pre arc (I2T) of 175000 and Class gPV designation ensure controlled arc initiation and predictable performance. Benefit → Compliance with industry standards while preventing premature tripping under transient conditions. Application → Critical for fast-acting protection in high-energy PV power paths. Feature → Non-indicating fuse indicator with 3L size and blade-with-bolt-hole compatibility. Benefit → Simplifies installation and inspection, enabling quick verification and reduced labor time on-site. Application → Installation across multiple inverters and breaker panels with bolt-hole blade holders. Feature → CE Marked, RoHS Compliant, UL Listed, IEC 60269 compliance. Benefit → Streamlined procurement and risk mitigation through recognized certifications; supports regulatory compliance and customer audits. Application → Global solar projects requiring formal certification trails and traceability.

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FAQs

Install the 3L fuse into a blade-with-bolt-hole holder, ensuring proper alignment with the holder terminals. Tighten mounting hardware to the recommended torque, verify electrical isolation before connection, and confirm the fuse is seated securely to prevent movement. The non-indicating design means you should schedule regular visual inspections to confirm status.
The fuse is rated for 315 A continuous current, with a 1500 V DC voltage rating and a 100 kAIC interrupt rating. It is classified as class gPV with a pre-arc (I2T) value of 175000, and it is designed for photovoltaic system protections in high-energy DC paths.
Yes. With a 1500 V rating, 315 A capacity, and UL/IEC 60269 compatibility, this fuse is intended for PV arrays and inverters operating at up to 1500 V. Its 100 kAIC interrupt capability helps protect inverters and DC strings from overcurrent events while meeting industry standards.
PVS315A-3L-BU-15 is CE marked, RoHS compliant, and UL Listed, with IEC 60269 certification. These certifications assure regulatory compliance, safer material usage, and recognized safety performance, which supports audit readiness and compatibility with global solar installation codes.
The fuse provides predictable protection with a long pre-arc life and a solid 100 kAIC interrupt rating, reducing the likelihood of catastrophic damage. Its blade-hole mounting and non-indicating indicator streamline installation and inspection, lowering labor costs and downtime while improving system reliability in PV projects.