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MERSEN FUSE BNS55V20 F1 BNS55V20

MERSEN FUSE BNS55V20 F1 BNS55V20

IEC BS88 gM Type F1 fuse-link rated at 550VAC and 250VDC with 20M25A rating, featuring offset blade terminals and ceramic body for reliable industrial circuit protection.

SKU: BNS55V20Alt SKU: BNS55V20MPN: Q1019213
Price
List Price £4.18 ex VAT
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£4.18
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Manufacturer Lead Time

Sold in packs of 10

£4.18

Why Choose the Mersen BNS55V20 BS88 Offset Blade Fuse?

The Mersen BNS55V20 is a high-quality BS88 gG offset blade fuse-link designed to provide reliable protection against overloads and short circuits in industrial low voltage electrical systems. Manufactured in accordance with EN 60269-2 and BS88 Part 6, this fuse-link delivers dependable circuit protection for power distribution, switchgear and industrial control equipment.

As part of the trusted Mersen BNS Offset Blade Fuse-Link range, the BNS55V20 offers outstanding current limiting performance, helping reduce equipment damage during fault conditions while improving system reliability and minimising downtime. Its offset blade construction allows secure installation into compatible fuse holders, switch disconnectors and busbar assemblies.

Rated at 20 A with a 550 V AC / 250 V DC voltage rating, the BNS55V20 is suitable for protecting industrial distribution circuits, machine control panels, OEM equipment and commercial electrical installations requiring dependable BS88 fuse protection.

Key Advantages

  • Industrial BS88 gG offset blade fuse-link.
  • 20 A current rating for reliable circuit protection.
  • 550 V AC and 250 V DC voltage rating.
  • Excellent current limiting characteristics minimise fault energy.
  • Manufactured to EN 60269-2 and BS88 Part 6 standards.
  • Suitable for industrial switchgear, distribution boards and OEM equipment.

Key Features

  • Mersen BNS offset blade fuse-link series.
  • gG general-purpose protection.
  • 20 A rated current.
  • 550 V AC / 250 V DC rated voltage.
  • BS Type F1 offset blade design.
  • 80 kA AC breaking capacity.
  • 40 kA DC breaking capacity.
  • Suitable for installation in BS88 fuse holders, switch fuse units and busbar systems.

Reliable Protection for Industrial Electrical Systems

The Mersen BNS55V20 is engineered to provide fast, dependable protection against overloads and short circuits in low voltage electrical installations. Its gG operating characteristic offers full-range protection for cables, switchgear and general industrial power distribution equipment.

Designed for demanding industrial environments, this fuse-link delivers high fault interruption capability and excellent current limitation, helping maintain electrical safety while reducing maintenance costs and equipment damage.

Typical Applications

  • Industrial switchboards.
  • Electrical distribution panels.
  • Power distribution equipment.
  • Machine control panels.
  • OEM electrical equipment.
  • Commercial and industrial installations.

Technical Specifications

Item number W1019218
Catalogue No BNS55V20M25
Description British Standard fuse-link IEC BS88 gM Type F1 550VAC 250VDC 20M25A BNS Offset Blade
EAN/UPC Code 3605340517170
Rated voltage AC IEC 550 V
Rated voltage DC IEC 250 V
In M Ich 20M25 A
RoHS Compliant Yes
AC or DC AC/DC
Speed/Characteristic gM
Fuse Size F1
Mounting Clip
Clearing I2t At Rated Voltage 2100 A²s
Melting I2t 420 A²s
AC Max I.R./Breaking Capacity I1: 80 kA
Max. Rated Breaking Capacity DC 40 kA
Connection/Terminal Material Tin-Plated Copper
Connection/Terminal Type Offset Blade
Product Diameter 13.5 mm
Product Length 61 mm
Sell Pack Quantity 10 EA
Sell Pack Weight 0.173 kg
Sell Pack Width 37 mm
Sell Pack Length 73 mm
Sell Pack Height 70 mm
Product group Low Voltage IEC Fuses
Body/Insulating Material Ceramic
Product Weight 0.0173 kg
Power Dissipation at Rated Current Value 1.6 W
HS Code 85361050
Country of Manufacture India
Fuse Class gM
Voltage 550 V

Frequently Asked Questions

What is the Mersen BNS55V20 used for?

The BNS55V20 protects industrial electrical circuits against overloads and short circuits in power distribution and control applications.

What is the current rating of this fuse?

The Mersen BNS55V20 has a rated current of 20 A.

What voltage is this fuse designed for?

The fuse is rated for 550 V AC and 250 V DC applications.

What does the gG classification mean?

The gG characteristic provides full-range protection against overloads and short circuits for general-purpose electrical circuits.

Where is the BNS55V20 typically installed?

It is commonly installed in BS88 fuse holders, switch disconnectors, distribution panels and industrial electrical equipment.

Trusted by Electrical Engineers Worldwide

Mersen BS88 fuse-links are trusted by electrical engineers, panel builders and OEM manufacturers for delivering dependable circuit protection, excellent fault interruption and long-term reliability in demanding industrial applications.

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