MERSEN FUSE SP 36 121 SP36121

MERSEN FUSE SP 36 121 SP36121

Mersen B1026353 SP36121 open single-pole photovoltaic fuse base rated at 250 A and 1500 V DC for NH1XL and Size 121 gPV blade fuse-links.

SKU: B1026353Alt SKU: SP36121MPN: B1026353
Price
List Price £192.60 ex VAT
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£192.60
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Manufacturer Lead Time

£192.60

Why Choose the Mersen B1026353 Photovoltaic Fuse Base?

The Mersen B1026353, catalogue reference SP36121, is an open single-pole fuse base designed for the secure installation of NH1XL and Size 121 gPV photovoltaic fuse-links in high-voltage DC solar applications. Part of the Mersen HelioProtection® HP12NHXL range, it provides a reliable mounting solution for utility-scale photovoltaic systems operating at up to 1500 V DC.

Designed specifically for photovoltaic protection systems, the SP36121 offers a robust open construction with screw mounting, making it suitable for installation inside combiner boxes, inverter cabinets and renewable energy distribution panels. Its heavy-duty design ensures dependable electrical contact while allowing straightforward fuse replacement during routine maintenance.

With a 250 A rated current, 1500 V DC insulation capability and compatibility with NH1XL and Size 121 blade-type photovoltaic fuse-links, the B1026353 is ideal for commercial and utility-scale solar installations requiring dependable long-term performance.

Key Advantages

  • Designed specifically for 1500 V DC photovoltaic systems.
  • 250 A rated current for high-capacity solar installations.
  • Compatible with NH1XL and Size 121 gPV fuse-links.
  • Open construction provides easy inspection and fuse replacement.
  • Heavy-duty screw mounting for secure installation.
  • Suitable for commercial and utility-scale photovoltaic systems.

Key Features

  • Mersen HelioProtection® fuse base.
  • Manufacturer reference: B1026353.
  • Catalogue number: SP36121.
  • 250 A rated current.
  • 1500 V DC rated voltage.
  • Rated impulse withstand voltage: 8 kV.
  • Open single-pole construction.
  • Screw mounting design.
  • Compatible with NH1XL and Size 121 blade fuse-links.
  • Designed for photovoltaic combiner and distribution equipment.

Reliable Fuse Mounting for Utility-Scale Solar Installations

Fuse bases provide the secure mechanical and electrical connection required for replaceable photovoltaic fuse-links. The Mersen B1026353 is engineered to maintain reliable contact pressure while supporting safe installation and straightforward fuse replacement in high-voltage DC systems.

Its 1500 V DC rating makes it particularly suitable for modern utility-scale photovoltaic installations, helping engineers build reliable combiner boxes and DC distribution assemblies that meet demanding renewable energy requirements.

Typical Applications

  • Photovoltaic combiner boxes.
  • Utility-scale solar farms.
  • Commercial solar installations.
  • Inverter DC protection assemblies.
  • Renewable energy DC distribution systems.
  • High-voltage photovoltaic switchboards.
  • Solar power control panels.

Technical Specifications

Manufacturer Mersen
Series HelioProtection® HP12NHXL
Model B1026353
Catalogue number SP36121
Product type Photovoltaic fuse base
Rated current 250 A
Rated voltage 1500 V DC
Rated impulse withstand voltage 8 kV
Compatible fuse size NH1XL and Size 121 gPV fuse-links
Number of poles 1
Design Open
Mounting type Screw mounting
Power acceptance 59 W
Weight Approx. 1.34 kg
EAN 3605340529081
Poles 1-pole
Device Type Fuse base / holder
Fuse Type PV (gPV)
Current 250 A
Voltage 1500 V

Frequently Asked Questions

What is the Mersen B1026353 used for?

The Mersen B1026353 is used to mount NH1XL and Size 121 photovoltaic fuse-links safely within high-voltage DC solar power systems.

What current is the B1026353 rated for?

The fuse base has a rated current of 250 A.

What voltage is the Mersen B1026353 designed for?

The B1026353 is designed for photovoltaic applications operating at up to 1500 V DC.

Which fuse-links are compatible with this fuse base?

The B1026353 accepts NH1XL and Size 121 gPV blade-type fuse-links.

How is the B1026353 installed?

The fuse base features an open single-pole design and is installed using screw mounting inside compatible photovoltaic enclosures.

Trusted Protection for Renewable Energy Systems

Mersen HelioProtection® fuse bases are trusted worldwide by photovoltaic system designers and renewable energy engineers to provide secure mounting for high-voltage DC fuse-links in demanding solar installations.

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