14*85mm Solar Cylindrical Fuse

The 14×85mm Solar Cylindrical Fuse Link is a photovoltaic DC protection device designed for overcurrent and short-circuit protection in solar power systems.

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Description

Product Introduction

The 14×85mm Solar Cylindrical Fuse Link is a photovoltaic DC protection device designed for overcurrent and short-circuit protection in solar power systems.

Technical Specifications

Parameter	Specification
Product Type	Solar Cylindrical Fuse Link (gPV)
Size	14×85mm
Rated Voltage	1500V DC
Rated Current	50A
Utilization Category	GPV (PV DC protection)
Standard	IEC 60269-6
Certifications	IEC compliant / CE / TÜV Rheinland certified production system (certificates available upon request)
Installation Type	Fuse holder mounted

Product Structure & Materials

Ceramic tube body with high thermal and mechanical strength
Silver-plated copper end caps for stable conductivity
Precision fuse element engineered for controlled melting characteristics
Arc-quenching filler medium for DC interruption performance

Application Scope

PV string circuit protection

Solar combiner box protection

Inverter DC input protection

Utility-scale ground-mounted solar farms

Commercial and industrial rooftop PV systems

Standards & Certifications

IEC 60269-6 (PV fuse standard)

GPV utilization category for photovoltaic DC protection

CE / TÜV / IEC compliance (product dependent)

ISO 9001 certified manufacturing system

Company Strengths and Advantages

38+ years of fuse manufacturing experience (since 1988)
16,000 m² production base in Yueqing, Zhejiang
20 million units annual production capacity
Integrated R&D, manufacturing, and testing system
65% automated production level
42–48 patents including 5 invention patents
Advanced 250kA DC energy storage fuse technology for BESS applications
ISO 9001 certified quality system
Global market coverage in 50+ countries with 1,200+ customers

product-920-318

FAQ

Q: What is a 14×85mm solar fuse used for in PV systems?

A: DC overcurrent protection in photovoltaic string circuits and combiner boxes in 1000V/1500V DC photovoltaic systems.

Q: Is a gPV fuse suitable for inverter DC input protection?

A: Yes, IEC 60269 gPV fuse links are designed for DC-side fault isolation and protection coordination at system-level in photovoltaic inverter applications.

Q: What does IEC 60269 gPV fuse standard define?

A: It defines photovoltaic DC fuse performance including low fault current interruption capability, time-current characteristics under overload conditions, and DC arc extinction performance.

Q: Can 14×85mm PV fuse be used in utility-scale solar farms?

A: Yes, it is commonly applied in 1500V DC utility-scale photovoltaic systems for string-level and combiner box protection coordination in large photovoltaic arrays.

Q: Do you offer OEM/ODM or customized fuse solutions?

A: Yes. We provide customized current ratings, end-cap structures, marking, and packaging solutions to match specific PV combiner box and inverter system requirements.

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