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MERSEN FUSE 50A69A3 BTIS69V50
The BTIS69V50 fuse-link is engineered to BS88 and IEC standards, offering reliable circuit protection for industrial and commercial electrical systems. Rated at 690VAC and 460VDC with a current rating of 50A, it ensures optimal safety and performance for high voltage applications.
£6.40
Why Choose the Mersen BTIS69V50 BS88 Offset Tag Fuse?
The Mersen BTIS69V50 is a high-performance BS88 gG offset tag fuse-link designed to provide dependable protection against overloads and short circuits in industrial electrical distribution systems. Manufactured to IEC 60269-2 and BS88 Part 2 standards, this fuse delivers reliable circuit protection for low voltage power applications.
As part of the trusted Mersen Offset Tag Fuse-Link range, the BTIS69V50 offers excellent current limiting characteristics that help minimise damage caused by fault currents, improving equipment protection and reducing system downtime. Its robust construction makes it suitable for demanding industrial environments where safety and reliability are essential.
Rated at 50 A with a 690 V AC / 460 V DC voltage rating, the BTIS69V50 is widely used in switchboards, distribution panels, motor control centres, industrial machinery and OEM electrical installations. The offset tag design allows secure mounting into compatible BS88 fuse holders and switch disconnectors.
Key Advantages
- High-performance BS88 gG industrial fuse-link.
- 50 A current rating for dependable circuit protection.
- 690 V AC and 460 V DC operating voltage.
- Excellent current limiting performance reduces damage during fault conditions.
- Manufactured to IEC 60269-2 and BS88 Part 2 standards.
- Suitable for industrial distribution, motor protection and OEM equipment.
Key Features
- Mersen BTIS offset tag fuse-link series.
- 50 A rated current.
- 690 V AC / 460 V DC rated voltage.
- gG general-purpose protection.
- British Standard Type A3 offset tag 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 BTIS69V50 is engineered to protect electrical circuits against overloads and short circuits while delivering fast fault interruption and excellent current limiting performance. Its gG operating characteristic provides full-range protection for cables, motors and general electrical distribution equipment.
Designed for industrial switchgear, distribution boards and machine control panels, this fuse-link helps improve system safety, equipment reliability and operational continuity across a wide range of industrial and commercial applications.
Typical Applications
- Industrial switchboards.
- Electrical distribution panels.
- Motor control centres.
- Machine building and OEM equipment.
- Power distribution systems.
- Industrial control panels.
Technical Specifications
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| Fuse Class | gG | |
|---|---|---|
| Voltage | 690 V | |
| Item number | Q1006586 | |
| Catalogue No | BTIS69V50 | |
| Description | British Standard fuse-link IEC BS88 gG Type A3 690VAC 460VDC 50A BTIS Offset Tag | |
| EAN/UPC Code | 3605340484816 | |
| Rated voltage AC IEC | 690 V | |
| Rated voltage DC IEC | 460 V | |
| Ampere Rating | 50 A | |
| RoHS Compliant | Yes | |
| AC or DC | AC/DC | |
| Speed/Characteristic | gG | |
| Fuse Size | A3 | |
| Mounting | Bolted | |
| Clearing I2t At Rated Voltage | 15000 A²s | |
| Melting I2t | 2600 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 Tag | |
| Product Diameter | 21 mm | |
| Product Width | 22.5 mm | |
| Product Length | 87 mm | |
| Sell Pack Quantity | 10 EA | |
| Sell Pack Weight | 0.578 kg | |
| Sell Pack Width | 40 mm | |
| Sell Pack Length | 140 mm | |
| Sell Pack Height | 60 mm | |
| Product group | Low Voltage IEC Fuses | |
| Body/Insulating Material | Ceramic | |
| Product Weight | 0.0578 kg | |
| Power Dissipation at Rated Current Value | 4.8 W | |
| HS Code | 85361050 | |
| Country of Manufacture | India |
Frequently Asked Questions
What is the Mersen BTIS69V50 used for?
The BTIS69V50 provides overload and short circuit protection for industrial electrical distribution systems, machinery and motor control applications.
What is the current rating of this fuse?
The BTIS69V50 has a rated current of 50 A.
What voltage is this fuse designed for?
This fuse is rated for 690 V AC and 460 V DC applications.
What does the gG classification mean?
The gG characteristic provides full-range protection against both overloads and short circuits for general-purpose industrial electrical circuits.
Where is the BTIS69V50 typically installed?
It is commonly installed in BS88 fuse holders, switch disconnectors, busbar systems and industrial electrical distribution equipment.
Trusted by Electrical Engineers Worldwide
Mersen BS88 fuse-links are trusted by panel builders, OEM manufacturers and maintenance engineers for delivering dependable circuit protection, high breaking capacity and long-term reliability in demanding industrial environments.
