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MERSEN FUSE 63A69A3 BTIS69V63
British Standard fuse-link IEC BS88 gG Type A3 690VAC 460VDC 63A BTIS Offset Tag designed for reliable circuit protection in industrial and commercial low-voltage applications.
£6.40
Why Choose the Mersen BTIS69V63 BS88 Offset Tag Fuse?
The Mersen BTIS69V63 is a high-performance BS88 gG offset tag fuse-link designed to provide dependable protection against overloads and short circuits in industrial low-voltage electrical systems. Its full-range operating characteristic makes it suitable for protecting cables, switchgear, distribution equipment and industrial machinery.
As part of the established Mersen BTIS offset tag fuse-link range, the BTIS69V63 delivers effective current-limiting performance that helps reduce the thermal and mechanical stresses caused by high fault currents. This supports improved equipment protection, greater installation safety and reduced disruption following an electrical fault.
With a rated current of 63 A and voltage ratings of 690 V AC and 460 V DC, the BTIS69V63 is suitable for demanding industrial power distribution applications. Its offset tag construction enables secure installation in compatible BS88 fuse holders, switch-fuse units and electrical distribution assemblies.
Key Advantages
- Dependable BS88 gG industrial fuse-link for full-range circuit protection.
- 63 A rated current for industrial power distribution systems.
- 690 V AC and 460 V DC voltage ratings.
- Current-limiting operation helps reduce damaging fault energy.
- Offset tag format provides secure installation in compatible fuse equipment.
- Suitable for switchboards, machinery, control panels and OEM systems.
Key Features
- Mersen BTIS offset tag fuse-link series.
- 63 A rated current.
- 690 V AC / 460 V DC rated voltage.
- gG general-purpose fuse characteristic.
- BS88 offset tag configuration.
- High short-circuit interruption capability.
- Effective current limitation for improved equipment protection.
- Compatible with suitable BS88 fuse holders and switch-fuse units.
Reliable Protection for Industrial Electrical Systems
The Mersen BTIS69V63 protects electrical installations by interrupting excessive current before cables, switchgear and connected equipment sustain serious damage. Its gG operating characteristic provides protection across the full range of overload and short-circuit conditions.
The fuse-link is well suited to high-voltage industrial distribution systems where dependable fault interruption and operational continuity are essential. Its current-limiting performance helps lower peak fault currents and reduce the energy passed through to downstream components.
Typical Applications
- Industrial switchboards and distribution boards.
- Electrical control panels.
- Switch-fuse and fuse-disconnector assemblies.
- Industrial machinery and production equipment.
- Power distribution and cable protection.
- OEM electrical and automation systems.
Technical Specifications
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| Fuse Class | gG | |
|---|---|---|
| Voltage | 690 V | |
| Item number | R1006587 | |
| Catalogue No | BTIS69V63 | |
| Description | British Standard fuse-link IEC BS88 gG Type A3 690VAC 460VDC 63A BTIS Offset Tag | |
| EAN/UPC Code | 3605340484823 | |
| Rated voltage AC IEC | 690 V | |
| Rated voltage DC IEC | 460 V | |
| Ampere Rating | 63 A | |
| RoHS Compliant | Yes | |
| AC or DC | AC/DC | |
| Speed/Characteristic | gG | |
| Fuse Size | A3 | |
| Mounting | Bolted | |
| Clearing I2t At Rated Voltage | 23000 A²s | |
| Melting I2t | 4000 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 | 5.9 W | |
| HS Code | 85361050 | |
| Country of Manufacture | India |
Frequently Asked Questions
What is the Mersen BTIS69V63 used for?
The BTIS69V63 protects industrial electrical circuits, cables and equipment against overloads and short circuits.
What is the rated current of the BTIS69V63?
The Mersen BTIS69V63 has a rated current of 63 A.
What voltage ratings does this fuse have?
The fuse-link is rated for operation at up to 690 V AC and 460 V DC.
What does the gG fuse classification mean?
A gG fuse provides full-range protection against both overload currents and short circuits in general-purpose electrical distribution applications.
Where is the BTIS69V63 normally installed?
It is typically installed in compatible BS88 fuse holders, switch-fuse units, distribution boards and industrial control panels.
Trusted Industrial Circuit Protection
Mersen fuse-links are widely selected by electrical engineers, panel builders and OEM manufacturers for reliable fault interruption, effective current limitation and dependable protection in industrial electrical systems.
