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The solar DC fuse is one important part that is important in protecting PV installations. With photovoltaic (PV) systems gaining popularity, solar energy has emerged as a promising renewable energy source. The need of guaranteeing the security and effectiveness of these systems grows as solar energy demand rises.

solar DC fuse of Gsol Solar is a protective device designed to safeguard PV systems from various electrical faults. By halting the electrical circuit when an excessive number of current passes through it, it serves as a safety mechanism and guards against potential harm to solar panels, batteries, inverters, and other parts. Solar DC fuses, as opposed to conventional AC fuses, are especially designed to address the special properties and difficulties of direct current (DC) in solar installations.

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Importance of Solar DC Fuses:

Overcurrent Protection:

Solar panels generate DC electricity, which can be impacted by factors such as shadiness, dirt, or broken machinery. These circumstances may boost current above the system's design limits, posing a risk of fire or causing irreversible harm. As the first line of defence against overcurrent circumstances, solar DC fuses quickly cut the circuit to avert dangerous outcomes.

Protection Against Short Circuits:

When a solar panel's positive and negative terminals are inadvertently connected, a direct path for current flow might result in short circuits. Such circumstances can produce a lot of heat and endanger the stability of the system. Solar DC fuses reduce the risk of fires, explosions, and equipment damage by swiftly cutting off the circuit in the event of a short circuit.

Reliable Performance:

Solar DC fuses are made to endure the particular requirements of PV systems, such as high voltages, harsh temperatures, and extended exposure to sunlight. Because of the materials used in their construction, which have good thermal and mechanical qualities, they will function properly even in challenging environmental situations. To meet industry standards and offer the best protection, they also go through rigorous testing and certification procedures.

System Maintenance and Troubleshooting:

In solar power systems, Solar DC Fuse serve as diagnostic tools, helping identify the source of electrical issues. When a fault occurs, the fuse's "blown" status indicates the problematic area of the circuit. This feature simplifies maintenance and troubleshooting, allowing technicians to quickly locate and resolve faults, minimizing downtime and maximizing energy generation.

affordable solar DC Fuse for solar system protection
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PV Fuse link and holder

Solar PV Protection gPV Protection Fuse link

Rated voltage: 1000VDC

Rated breaking capacity: 20kA

Standard specification: IEC60269-6

Class: gPV

Item Rated Current Rated Voltage Energy Integrals It (A &) Watts Loss(W)
Pre-Arcing Total@1000V 0.8In In
10*38 gPV 1A 1000VDC 0.15 0.4 0.8 1.5
2A 1000VDC 1.2 3.4 0.6 1.0
3A 1000VDC 4 11 0.8 1.3
4A 1000VDC 9.5 26 1.0 1.5
5A 1000VDC 19 50 1.0 1.6
6A 1000VDC 30 90 1.1 1.8
8A 1000VDC 3 32 1.2 2.1
10A 1000VDC 7 70 1.2 2.3
12A 1000VDC 12 120 1.5 2.7
15A 1000VDC 22 220 1.7 2.9
20A 1000VDC 34 350 2.1 3.6

Solar PV Protection

Fuse Holder for gPV Fufse link

Rated voltave: 1000V DC

Standard specification: IEC60269-6

10°38 gPV Fuse Holder
Pole 1P, 2P, 3P, 4P
Rated voltage(V DC) 1000
Rated current(A) 1A, 2A, 3A, 4A, 5A, 6A, 8A, 10A, 12A, 15A, 20A, 25A
Rated breaking capacity(kA) 20
The most high power Consumption(W) 3.5
Connection and Installation
Connection(mm²) 2.5~10
Working temperature (C) -30-+70
Resistance Class 2
Altitude(m) ≤ 2000
Relative humidity ≤ 95%
Protection class/degree 1P20
Pollution 3
Installation environment No obvious shock and vibration
Installation class Class 3
Installation type DIN rail

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