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1500VDC Solar PV Fuse

1500VDC Solar PV Fuse

The 1500VDC Solar PV Fuse Link is a DC protection component designed for photovoltaic systems requiring high-voltage circuit interruption and stable fault isolation.

Description

Product Overview

 

The 1500VDC Solar PV Fuse Link is a DC protection component designed for photovoltaic systems requiring high-voltage circuit interruption and stable fault isolation. 

 

Technical Parameters

 

Parameter

Specification

Product Type

Solar PV Fuse Link (gPV)

Application

PV string protection / combiner box / inverter DC input

Rated Voltage

1500V DC

Rated Current

500A

Breaking Capacity

50kA

Utilization Category

GPV (IEC 60269-6 photovoltaic protection)

Standard

IEC 60269-6

Body Type

Square compact high-density ceramic design (arc-resistant, thermal shock stable)

Installation Compatibility

PV fuse base / holder (system dependent)

Contact Material

Silver-plated copper terminals (low contact resistance, anti-oxidation performance)

 

Advanced Electrical & Engineering Data

 

Parameter

Specification

Pre-arcing I²t

Defined per model (PV string selectivity coordination parameter)

Total clearing I²t

System-level protection coordination parameter for inverter compatibility

Power Dissipation

≤ 55W at 500A rated load (IEC 60269-6 full-load test condition)

Voltage Drop

Low-loss optimized design for DC distribution efficiency

Thermal Derating

-40°C to +90°C operating range with defined derating curve

Time-Current Characteristic

IEC 60269-6 gPV coordination curve (engineering validation available)

 

Application Scenarios

 

Utility-scale PV string protection systems (1500V DC architecture)
PV combiner box DC output protection and coordination
Inverter DC input stage protection and selectivity design
Solar farm DC distribution and fault isolation systems
Hybrid renewable energy systems including BESS DC coupling networks 

 

Standards & Compliance

 

IEC 60269-6 (gPV photovoltaic fuse standard)
ISO 9001 quality management system certified manufacturing
IATF 16949 quality system principles applied in production control (automotive-grade process discipline)
UL / CE / TÜV compliance framework (product-specific certification availability) 

 

Why Choose Us?

 

Manufacturing Strength
Annual production capacity: 20,000,000 fuse units
Manufacturing base: 16,000 m² industrial facility in Yueqing Economic Development Zone, China
Workforce: 100+ engineering and manufacturing professionals
Automation level: ~65% automated production systems (precision assembly + automated process control)
Integrated R&D, manufacturing, and in-house testing laboratory system


Market & Industry Experience
Export coverage: 50+ countries and regions
Global customer base: 1,200+ industrial clients
Industry applications:
Photovoltaic power systems (PV)
Energy storage systems (BESS)
Electric vehicle high-voltage protection
Grid infrastructure protection systems
Proven supply relationships in utility-scale energy infrastructure and industrial OEM markets 

 

Quality Control & Testing System

 

100% electrical performance testing prior to shipment
Batch-level verification of key electrical parameters (including consistency of protection characteristics)
Thermal rise and endurance testing under rated load conditions
High-voltage DC arc interruption performance validation under laboratory conditions
In-house testing laboratory for product qualification and reliability verification 

 

product-1129-489

 

FAQ

 

Q: What is a 1500VDC solar PV fuse used for?

A: It protects photovoltaic DC circuits including string lines and combiner outputs against high-energy fault conditions in 1500V systems.

Q: Why is gPV fuse classification critical in photovoltaic protection design?

A: It ensures DC arc extinction and time-current coordination optimized for PV system fault characteristics defined under IEC 60269-6.

Q: How does fuse rating selection affect PV system protection coordination?

A: Incorrect current rating can disrupt selectivity between string, combiner, and inverter protection stages.

Q: Can 1500VDC PV fuses be applied in hybrid PV and BESS architectures?

A: Yes, they are used in DC protection coordination across photovoltaic and energy storage system interfaces.

Q: What does high breaking capacity mean in solar DC fuse selection?

A: It defines the fuse's ability to safely interrupt maximum DC fault current under utility-scale photovoltaic conditions.

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