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MERSEN FUSE 20A69A3 BTIS69V20
Why Choose the MERSEN FUSE 20A69A3 BTIS69V20?
£6.48
Why Choose the Mersen BTIS69V20 Industrial Fuse Link?
The Mersen BTIS69V20 is an industrial fuse link designed to provide dependable circuit protection in low-voltage electrical distribution and control systems. Manufactured by Mersen, this compact fuse is suitable for switchgear, control panels, fuse assemblies and OEM equipment where reliable fault interruption is required.
The BTIS69V20 uses current-limiting fuse technology to interrupt excessive current during electrical fault conditions. By restricting the peak current and energy passing through the circuit, it can help reduce thermal and mechanical stress on cables, switching devices and connected equipment.
Based on its product designation, the Mersen BTIS69V20 has a nominal current rating of 20 A and belongs to a 690 V voltage class. Before installation, the precise voltage rating, utilisation category, breaking capacity, dimensions and mounting arrangement should be confirmed against current Mersen technical documentation.
Key Advantages
- Designed for dependable industrial circuit protection.
- 20 A nominal current rating.
- 690 V voltage class for compatible electrical systems.
- Current-limiting operation helps reduce damaging fault energy.
- Compact construction for industrial fuse assemblies.
- Suitable for switchgear, control panels and OEM equipment.
Key Features
- Mersen BTIS series fuse link.
- 20 A nominal rated current.
- 690 V nominal voltage class.
- Designed for industrial fault-current interruption.
- Single-use circuit protection device.
- Suitable for compatible fuse carriers and mounting assemblies.
- Current-limiting performance during high-fault conditions.
- Suitable for replacement and new-build electrical applications.
Reliable Protection for Industrial Electrical Systems
Industrial fuse links protect electrical circuits by operating when current rises beyond an acceptable level. During a serious fault, the fuse element melts and safely isolates the affected circuit, helping to minimise damage to conductors, switchgear and connected equipment.
The Mersen BTIS69V20 is intended for use in a correctly coordinated electrical protection system. Fuse selection should account for the normal operating current, prospective fault current, voltage, load characteristics and the requirements of the associated equipment.
Typical Applications
- Industrial switchgear assemblies.
- Electrical control panels.
- Power distribution equipment.
- Auxiliary and control circuits.
- OEM machinery and automation systems.
- Maintenance replacement applications.
Technical Specifications
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| Device Type | Fuse link | |
|---|---|---|
| Current | 20 A | |
| Manufacturer | Mersen | |
| Series | BTIS | |
| Model | BTIS69V20 | |
| Product type | Industrial fuse link | |
| Nominal rated current | 20 A | |
| Nominal voltage class | 690 V | |
| Protection function | Electrical fault-current protection | |
| Operation | Single-use fuse link | |
| Application category | Industrial distribution and control systems | |
| Suitable equipment | Switchgear, fuse assemblies and control panels | |
| Installation requirement | Use only with a compatible fuse carrier or mounting assembly | |
| Selection note | Confirm the utilisation category, AC or DC voltage rating, breaking capacity, dimensions and terminal arrangement against the current manufacturer datasheet |
Frequently Asked Questions
What is the Mersen BTIS69V20 used for?
The Mersen BTIS69V20 is intended for circuit protection in compatible industrial distribution, control and equipment applications.
What is the current rating of the BTIS69V20?
The product designation indicates a nominal current rating of 20 A.
What voltage class is the BTIS69V20?
The product designation indicates a nominal 690 V voltage class. The precise AC or DC rating should be checked against the current Mersen datasheet.
Is the Mersen BTIS69V20 reusable?
No. It is a single-use fuse link and must be replaced after it has operated to interrupt a fault.
What should be checked before installing this fuse?
Confirm the voltage rating, utilisation category, breaking capacity, dimensions, terminal arrangement and compatibility with the intended fuse carrier or equipment.
Dependable Industrial Circuit Protection
Mersen fuse products are commonly specified for industrial electrical systems where dependable fault interruption, effective current limitation and reliable circuit protection are required.
