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MERSEN FUSE BTIA69V20M25 A2 BTIA69V20M25
The BS88 gM Type A2 fuse-link is engineered for reliable circuit protection in demanding industrial and commercial applications, supporting voltages up to 690VAC and 460VDC with a 20–25A current rating. Its offset tag configuration ensures secure and straightforward installation in compatible fuse holders, maximising operational safety and efficiency.
£4.49
Why Choose the Mersen BTIA69V20M25 BS88 Offset Tag Fuse?
The Mersen BTIA69V20M25 is a premium BS88 gM offset tag fuse-link engineered for dependable motor circuit protection in industrial low voltage electrical systems. Designed in accordance with EN 60269-2 and BS88 Part 2, this fuse-link provides reliable short circuit protection while allowing the temporary high inrush currents required during motor starting.
As part of the proven Mersen BTIA Offset Tag Fuse-Link range, the BTIA69V20M25 delivers excellent current limiting performance to minimise equipment damage during fault conditions, helping improve system reliability and reduce downtime. Its Type A2 offset tag construction enables secure installation into compatible BS88 fuse holders, switch fuse disconnectors and busbar systems.
Rated at 20M25 A with a 690 V AC / 460 V DC voltage rating, this fuse-link is ideal for industrial motor control centres, switchboards, OEM machinery, pumps, compressors and conveyor systems where dependable motor protection is essential.
Key Advantages
- Industrial BS88 gM motor protection fuse-link.
- 20M25 A current rating for motor applications.
- 690 V AC and 460 V DC rated voltage.
- Excellent current limiting performance reduces fault energy.
- Manufactured to EN 60269-2 and BS88 Part 2 standards.
- Suitable for switchgear, motor control centres and OEM electrical equipment.
Key Features
- Mersen BTIA offset tag fuse-link series.
- gM motor protection characteristic.
- 20M25 A current rating.
- 690 V AC / 460 V DC rated voltage.
- BS Type A2 offset tag design.
- 80 kA AC breaking capacity.
- 40 kA DC breaking capacity.
- Designed for installation in BS88 fuse holders and switch fuse units.
Reliable Motor Protection for Industrial Systems
The Mersen BTIA69V20M25 is specifically designed to protect industrial motor circuits by safely accommodating motor starting currents while providing rapid interruption of short circuit faults. Its gM operating characteristic delivers dependable protection for motors and associated electrical equipment.
Ideal for industrial control panels, motor starters and electrical distribution systems, this fuse-link helps maintain operational continuity while protecting valuable equipment from damaging electrical faults.
Typical Applications
- Motor control centres.
- Industrial switchboards.
- Machine building and OEM equipment.
- Pumps and compressors.
- Conveyor systems.
- Industrial control panels and power distribution.
Technical Specifications
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| Fuse Class | gM | |
|---|---|---|
| Voltage | 690 V | |
| Item number | Q1019259 | |
| Catalogue No | BTIA69V20M25 | |
| Description | British Standard fuse-link IEC BS88 gM Type A2 690VAC 460VDC 20M25A BTIA Offset Tag | |
| EAN/UPC Code | 3605340516999 | |
| Rated voltage AC IEC | 690 V | |
| Rated voltage DC IEC | 460 V | |
| In M Ich | 20M25 A | |
| RoHS Compliant | Yes | |
| AC or DC | AC/DC | |
| Speed/Characteristic | gM | |
| Fuse Size | A2 | |
| Mounting | Bolted | |
| Clearing I2t At Rated Voltage | 2500 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 Tag | |
| Product Diameter | 21.9 mm | |
| Product Width | 23.5 mm | |
| Product Length | 86 mm | |
| Sell Pack Quantity | 10 EA | |
| Sell Pack Weight | 0.56 kg | |
| Sell Pack Width | 94 mm | |
| Sell Pack Length | 110 mm | |
| Sell Pack Height | 49 mm | |
| Product group | Low Voltage IEC Fuses | |
| Body/Insulating Material | Ceramic | |
| Product Weight | 0.056 kg | |
| Power Dissipation at Rated Current Value | 1.6 W | |
| HS Code | 85361050 | |
| Country of Manufacture | India |
Frequently Asked Questions
What is the Mersen BTIA69V20M25 used for?
The BTIA69V20M25 is designed to protect industrial motor circuits against short circuits while allowing normal motor starting currents.
What does the 20M25 A rating mean?
The 20M25 designation identifies the fuse as a gM motor protection fuse-link designed for motor circuits requiring coordination with an external overload relay.
What voltage is this fuse rated for?
The fuse is rated for 690 V AC and 460 V DC industrial electrical systems.
What standards does this fuse comply with?
The BTIA69V20M25 complies with EN 60269-2 and BS88 Part 2 standards for low voltage fuse-links.
Where is this fuse typically installed?
It is commonly installed in BS88 fuse holders, switch disconnectors, motor starters, switchboards and industrial control equipment.
Trusted by Electrical Engineers Worldwide
Mersen BS88 fuse-links are trusted by electrical engineers, panel builders and OEM manufacturers for delivering dependable motor protection, excellent fault interruption and long-term reliability in demanding industrial environments.
