Eaton PV-400ANH3-B Photovoltaic Fuse - UL Listed
Part Number: PV-400ANH3-B
Quick Summary
PV-400ANH3-B is a photovoltaic fuse designed to protect DC circuits in solar power systems. This compact, high-speed device helps prevent damage from overcurrent events while maintaining system uptime. The fuse is designed for quick fault isolation in PV strings and inverters, reducing the risk of cascading failures. It carries IEC 60269, UL Listed, and CSA Certified marks, ensuring robust compliance across international solar installations. For engineers and procurement teams, the combination of gPV class rating and bolted-connection format translates to reliable protection with straightforward installation, supporting standardization across multi-site projects and simplifying compliance reporting.
Product Information
Extended Description
PV-400ANH3-B Eaton: Eaton Bussmann series Fuse-link, high speed, 400 A, DC 1000 V, NH3, gPV, UL PV, IEC, UL, dual indicator, bolted connection
Product Name
Eaton Bussmann series photovoltaic fuses
Catalog Number
PV-400ANH3-B
UPC
051712531702
EAN
5027590411721
Product Length/Depth
150 mm
Product Height
71 mm
Product Width
71 mm
Product Weight
0.001 kg
Compliances
CE Marked RoHS Compliant
Certifications
IEC 60269 UL Listed CSA Certified
Amperage Rating
400 A
Voltage rating
1000 Vdc
Interrupt rating
50 kAIC
Class
Class gPV
Watt losses
50 W
Fuse type
PV-ANH3
Fuse indicator
Combination fuse status indicator
Fuse size
NH3
Fitted with:
Blade with bolt holes
eaton-bussmann-series-photovoltaic-fuses-catalogue-ca135004en.pdf
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UKCA Square-bodied PV fuse-links
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Datasheet - PV-100ANH1-B
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Feature → Business Impact → Application: 1) High-speed protection with 400 A rating and 1000 Vdc capability reduces arc fault risk and minimizes downtime in DC solar circuits, delivering safer, more reliable PV protection in commercial rooftops and utility-scale arrays. This translates to improved system availability and lower maintenance costs by containing faults at the source. 2) NH3 fuse size with blade-on-bolt installation provides a sturdy, vibration-resistant connection, enabling rapid field installation and long-term reliability in harsh environments such as rooftop PV and ground-mounted projects. 3) Combination fuse status indicator simplifies diagnostics during commissioning and routine maintenance, cutting troubleshooting time and supporting lean operations in control rooms and DC combiner boxes. 4) gPV class compliance and UL/IEC certifications give design engineers confidence to meet regulatory requirements while streamlining supplier qualification and procurement workflows. 5) The compact dimensions (150 mm length, 71 mm height and width) and weight optimization optimize space in crowded switchgear, enabling scalable protection for growing PV strings without major cabinet redesigns. 6) Fitted with blade-with-bolt-hole mounting and bolted connection supports durable, vibration-tolerant installations, improving resistance to wind-induced or seismic stress in outdoor solar plants. 7) Rated watt losses of 50 W are managed to minimize heat buildup in enclosed enclosures, contributing to safer cabinet temperatures and longer component life. 8) Certifications including CE Marked, RoHS Compliant, and CSA/UL listings help ensure global compliance, reducing the need for re-certification when deploying across regions. 9) The PV-ANH3 fuse type with a combination fuse indicator offers a clear status readout, reducing the chance of silent failures and enabling proactive maintenance planning. 10) Broad approval footprint supports cross-brand compatibility with Eaton Bussmann PV fuse families, simplifying cross-referencing during projects that require harmonized protection schemes.
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FAQs
Yes. PV-400ANH3-B uses an NH3 fuse size with blade-and-bolt mounting, supports up to 1000 Vdc, and is designed for bolted connections. It fits standard Bussmann PV fuse links and aligns with gPV class requirements, enabling straightforward integration into string protection, DC combiner boxes, and inverter protection schemes.
The fuse provides a 400 A amperage rating, a 1000 Vdc voltage rating, and a 50 kAIC interrupt rating, ensuring rapid fault interruption while accommodating typical DC fault currents in PV installations. It is built for high-speed performance and reliable protection in demanding solar environments.
Absolutely. Its 400 A/1000 Vdc ratings, gPV class designation, and UL/IEC certifications make PV-400ANH3-B well-suited for PV arrays, string protection, and DC feeders in commercial and utility-scale applications. The combination indicator and bolted connection further support quick commissioning and reliable operation in outdoor environments.
PV-400ANH3-B is UL Listed, IEC 60269 compliant, and CSA Certified, with CE Marking and RoHS compliance. This broad certification footprint streamlines approvals for global deployments and reduces re-certification efforts for multi-region projects.
The fuse’s high-speed DC protection, clear fuse-status indicator, and bolted, vibration-resistant mounting minimize downtime by enabling fast fault isolation and straightforward diagnostics. Cross-compatible with existing Bussmann PV fuse families, it reduces spare-part variety and simplifies preventive maintenance planning, delivering lower total cost of ownership over the system lifecycle.