Eaton PV-315A-2XL Photovoltaic Fuse - UL 2579
Part Number: PV-315A-2XL
Quick Summary
Eaton Bussmann photovoltaic fuses provide fast-acting protection for photovoltaic arrays and solar DC circuits used in utility-scale and commercial installations. Engineers often contend with nuisance trips, slow fault isolation, and the challenge of selecting fuses that tolerate DC transients without compromising safety. This PV-315A-2XL fuse meets stringent PV-specific requirements with a 315 A amperage rating, 1000 Vdc voltage rating, and a robust gPV class construction, while offering a top fuse status indicator for quick visual checks. It carries UL 2579 and IEC ratings, along with CSA certification, supporting compliant PV protection across global projects. By combining reliable performance with straightforward installation and a known SD2XL-S-PV base compatibility, this device translates into reduced downtime and lower operational risk.
Product Information
Extended Description
PV-315A-2XL Eaton: Eaton Bussmann series Fuse-link, high speed, 315 A, DC 1000 V, 2XL, 60 x 205 mm, gPV, UL, IEC, with indicator, blade connections
Product Name
Eaton Bussmann series photovoltaic fuses
Catalog Number
PV-315A-2XL
UPC
051712372138
EAN
5996516000434
Product Length/Depth
60 mm
Product Height
205 mm
Product Width
71 mm
Product Weight
1362.137 g
Warranty
Not Applicable
Compliances
RoHS Compliant CE Marked
Certifications
UL 2579 CSA Certified IEC Rated CCC pending
Amperage Rating
315 A
Voltage rating
1000 Vdc
Interrupt rating
33 kAIC
Class
Class gPV
Pre arc (I2T)
17600
Watt losses
75 W
Application
Photovoltaic array combiners and disconnects
Fuse type
PV-2XL
Fuse indicator
Top fuse status indicator
Fuse size
2XL
Fitted with:
Blade without bolt holes
Suitable for
SD2XL-S-PV XL Fuse base
eaton-bussmann-series-photovoltaic-fuses-catalogue-ca135004en.pdf
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 PV fuse with 315 A rating and 1000 Vdc. Business Impact: Fast fault clearing reduces arc energy exposure and equipment damage in high-current PV strings. Application: Ideal for photovoltaic array protections in PV combiner boxes and disconnects. Feature: gPV class and 33 kA interrupt rating. Business Impact: Improved fault isolation and enhanced safety margins for utility-scale systems. Application: Protect large solar installations with dependable DC fault clearing. Feature: Pre-arc I2T of 17600. Business Impact: Controlled arc energy reduces wear on conductors and connectors; Extension of component lifespan. Application: Critical for minimizing conductive wear in DC circuits. Feature: Top fuse status indicator. Business Impact: Easier field diagnostics and faster maintenance planning, lowering service costs. Application: On-site visual status check during routine inspections. Feature: Compatible blade connections and SD2XL-S-PV base compatibility. Business Impact: Simplified installation and retrofitting with existing Bussmann PV bases; reduces commissioning time. Application: Quick integration in new or retrofit PV projects. Feature: Certifications and compliance (UL 2579, CSA, IEC rated,RoHS, CE). Business Impact: Global acceptance and streamlined procurement across multiple regions. Application: Regulatory-compliant protection for multinational solar deployments. Feature: 75 W watt losses. Business Impact: Optimized efficiency with minimal energy dissipation. Application: Long-term operation in energy-conscious installations.
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FAQs
PV-315A-2XL is compatible with the SD2XL-S-PV XL fuse base, enabling straightforward installation and retrofit in existing Bussmann PV protection assemblies and minimizing field changes for large solar projects.
The 315 A amperage rating defines the current level the fuse can carry continuously, while the 1000 Vdc voltage rating indicates the maximum DC operating voltage it can interrupt. Together they ensure appropriate protection for mid-to-large PV strings and DC combiner configurations.
Yes, the PV-315A-2XL is designed for PV applications with PV-2XL form factor and gPV class, supporting reliable operation in outdoor installations, and it complies with RoHS and CE marking to align with global manufacturing and installation standards.
This fuse carries UL 2579, CSA Certified, and IEC Rated certifications, with RoHS and CE compliance, ensuring regulatory acceptance across major regions and simplifying procurement for multinational projects.
The top fuse status indicator enables quick diagnostics, reducing maintenance time. The fast-acting protection minimizes downtime due to faults, lowering operational risk and extending component life, which translates into improved uptime and lower total cost of ownership for PV systems.