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MERSEN FUSE BLST24V20 BLST24V20
British Standard fuse-link IEC BS88 gG Type 47×13 240VAC 20A providing reliable circuit protection for industrial and commercial electrical systems.
£4.21
Why Choose the Mersen J1065690 BLST24V20 Fuse?
The Mersen J1065690 BLST24V20 is a high-performance BS88 gG offset tag fuse-link engineered to provide dependable protection for low-voltage electrical circuits. Manufactured by Mersen, a global leader in electrical protection solutions, this fuse is specifically designed for street lighting, electrical distribution and industrial control applications where reliable fault protection is essential.
Designed in accordance with IEC BS88 standards, the BLST24V20 features a compact 47 × 13 mm offset tag construction that allows straightforward installation into compatible fuse holders. Its ceramic body and copper terminals deliver excellent mechanical strength, thermal stability and long service life in demanding environments.
With a 20 A current rating, 240 V AC operating voltage and a 33 kA breaking capacity, the J1065690 provides dependable overload and short-circuit protection for industrial, commercial and infrastructure electrical systems.
Key Advantages
- British Standard BS88 gG fuse-link for full-range circuit protection.
- 20 A current rating for low-voltage electrical systems.
- 240 V AC rated voltage suitable for industrial and commercial installations.
- 33 kA breaking capacity for dependable fault interruption.
- Compact 47 × 13 mm offset tag design for compatible fuse holders.
- Ideal for street lighting, control panels and electrical distribution equipment.
Key Features
- Mersen BLST24V20 fuse-link.
- 20 A rated current.
- 240 V AC rated voltage.
- gG operating characteristic providing overload and short-circuit protection.
- 33 kA breaking capacity.
- Offset bolted tag design.
- Ceramic body with copper terminals.
- Manufactured in accordance with IEC BS88 standards.
Reliable Circuit Protection for Low Voltage Systems
The Mersen BLST24V20 fuse-link safely interrupts excessive fault currents before damage can occur to connected equipment. Its gG operating characteristic provides comprehensive protection against sustained overloads and high fault currents, helping maximise system reliability and minimise downtime.
Its robust construction and compliance with IEC BS88 standards make it a trusted choice for electrical contractors, maintenance engineers and OEM manufacturers requiring dependable circuit protection.
Typical Applications
- Street lighting installations.
- Industrial control panels.
- Commercial electrical distribution systems.
- Low-voltage switchgear.
- Power distribution equipment.
- Industrial machinery and OEM equipment.
Technical Specifications
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| Fuse Class | gG | |
|---|---|---|
| Voltage | 240 V | |
| Item number | J1065690 | |
| Catalogue No | BLST24V20 | |
| Description | British Standard fuse-link IEC BS88 gG Type 47x13 240VAC 20A | |
| EAN/UPC Code | 3605340607109 | |
| Rated voltage AC IEC | 240 V | |
| Ampere Rating | 20 A | |
| RoHS Compliant | Yes | |
| AC or DC | AC | |
| Speed/Characteristic | gG | |
| Fuse Size | 47x13 | |
| Mounting | Clip | |
| Clearing I2t At Rated Voltage | 1225 A²s | |
| Melting I2t | 533 A²s | |
| AC Max I.R./Breaking Capacity | I1: 33 kA | |
| Connection/Terminal Material | Copper | |
| Connection/Terminal Type | Cylindrical | |
| Product Diameter | 12.7 mm | |
| Product Length | 47 mm | |
| Product Height | 9.4 mm | |
| Sell Pack Quantity | 10 EA | |
| Sell Pack Weight | 0.112 kg | |
| Sell Pack Width | 70 mm | |
| Sell Pack Length | 55 mm | |
| Sell Pack Height | 40 mm | |
| Product group | Low Voltage IEC Fuses | |
| Body/Insulating Material | Ceramic | |
| Product Weight | 0.0112 kg | |
| Power Dissipation at Rated Current Value | 1.04 W | |
| HS Code | 85361050 | |
| Country of Manufacture | India |
Frequently Asked Questions
What is the Mersen J1065690 used for?
The J1065690 is a BS88 gG fuse-link designed to protect low-voltage AC circuits against overloads and short circuits.
What is the current rating of this fuse?
This fuse has a 20 A current rating.
What voltage is the BLST24V20 rated for?
The fuse operates on 240 V AC electrical systems.
What does the gG characteristic mean?
The gG operating characteristic provides full-range protection against both overload and short-circuit faults.
Where is this fuse commonly installed?
It is commonly installed in street lighting systems, electrical distribution equipment, industrial control panels and low-voltage switchgear.
Trusted Electrical Protection from Mersen
Mersen BS88 fuse-links are trusted worldwide by electrical contractors, OEMs and industrial engineers for delivering dependable circuit protection, consistent performance and compliance with recognised international standards.
