NH fuse HelioProtection®
Class gRfor photovoltaic applications

NH fuse - HelioProtection®  - Mersen - Electrical Power - Class gR / for photovoltaic applications
NH fuse - HelioProtection®  - Mersen - Electrical Power - Class gR / for photovoltaic applications
NH fuse - HelioProtection®  - Mersen - Electrical Power - Class gR / for photovoltaic applications - image - 2
NH fuse - HelioProtection®  - Mersen - Electrical Power - Class gR / for photovoltaic applications - image - 3
NH fuse - HelioProtection®  - Mersen - Electrical Power - Class gR / for photovoltaic applications - image - 4
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Characteristics

Configuration
NH
Class
Class gR
Applications
for photovoltaic applications
Amperage

Min.: 50 A

Max.: 250 A

VAC

800 V

Description

Mersen NH fuse-links 800VAC was engineered and designed specifically for photovotaic systems. gR types are full range breaking capacity fuse-links and are used to protect cables and equipment. They can interrupt any fault current, from overloads up to their breaking capacity, and so can be used alone as protection. They are the perfect solution of protection when used with DC/800VAC Solar inverters. This fuse range is offered along with Mersen 800VAC Fuse-switch-disconnectors, for a complete fuse-system protection. Key features & benefits Low fault current interrupting capability Temperature cycle withstand capability Durable construction for enhanced system longevity High efficiency with low power losses Available in two versions: Plain Blade & Direct Mounting Applications General purpose cable and line protection at 800VAC Solar installation AC combiner box

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Exhibitions

Meet this supplier at the following exhibition(s):

Intersolar 2026
Intersolar 2026

23-25 Jun 2026 Munich (Germany) Hall B4 - Stand 480

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    *Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.