1500VDC 22*58mm Cylindrical PV Fuse

The 1500VDC 22×58mm Cylindrical PV Fuse Link is a DC overcurrent protection device designed for photovoltaic (PV) systems operating at high-voltage levels up to 1500VDC.

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Description

Product Introduction

The 1500VDC 22×58mm Cylindrical PV Fuse Link is a DC overcurrent protection device designed for photovoltaic (PV) systems operating at high-voltage levels up to 1500VDC.

Technical Specifications

Parameter	Value
Product Type	Cylindrical PV Fuse Link
Size	22×58mm
Rated Voltage	1500V DC
Rated Current	20A
Breaking Capacity	10kA DC ( L/R 1-3ms)
Utilization Category	GPV
Standard	IEC 60269-6
Body Material	Ceramic
Manufacturer	Zhejiang Chifeng Electric Co., Ltd. (China)

Electrical Performance

Time-current behavior optimized for PV string protection coordination
Stable melting performance under variable solar irradiance conditions
High rupture capacity up to 10kA DC fault interruption
Thermal endurance under long-term outdoor PV operation cycles

Application Scenarios

PV String Protection (In-line Fuse)

Solar Combiner Box (DC Distribution)

Central/String Inverter DC Input Protection

BESS (Battery Energy Storage Systems) & Hybrid Inverters

Quality & Standards Compliance

ISO 9001 certified manufacturing system
IEC 60269-6 compliance for PV fuse applications
CE certification (product-level compliance)
UL/TÜV compliance available for selected product series (market dependent)
RoHS environmental compliance

Manufacturing Capability

Company background:
Founded: 1988
Location: Liushi, Yueqing, Zhejiang (China's electrical manufacturing hub)
Factory area: 16,000 m² manufacturing base
Employees: 100+ professionals
Automation level: ~65% automated production systems
Business type: Dedicated manufacturer of circuit protection fuses

Manufacturing capabilities :
Automated fuse element production and assembly lines
High-voltage DC testing laboratory (PV and energy storage simulation)
Batch traceability system with laser marking
Incoming material inspection for ceramic and alloy components
Integrated R&D center supporting product development and customization

FAQ

Q: What is the role of a 1500VDC gPV fuse in PV systems?

A: It protects PV strings and combiner box circuits against DC overcurrent and short-circuit faults in coordinated 1500V photovoltaic systems under IEC 60269-6 design requirements.

Q: Can this 22×58mm PV fuse be used in string inverter DC protection?

A: Yes. It is designed for DC input protection in coordinated PV string inverter systems and combiner box architectures.

Q: How is the fuse current rating selected in PV systems?

A: It is selected based on PV module Isc, string configuration, and IEC 60269-6 safety margin requirements under continuous irradiance conditions.

Q: What does 10kA DC breaking capacity mean?

A: It indicates safe interruption of high-energy DC fault current under IEC 60269-6 PV fault duty conditions, ensuring arc extinction in 1500V systems.

Q: What materials ensure high reliability in outdoor PV systems?

A: High-alumina ceramic body, silver alloy fuse element, and quartz sand filling ensure thermal stability and arc quenching performance under harsh outdoor PV conditions.

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