Cylindrical Fuse Link
The VIOX cylindrical fuse link range is designed for overload and short-circuit protection in low-voltage electrical distribution systems. The series covers multiple cartridge sizes, rated voltages from 250V to 500V, and current options up to 125A for industrial and commercial protection applications.
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The VIOX cylindrical fuse link range is designed for protecting low-voltage electrical distribution installations against overload and short-circuit damage. With cylindrical contact caps and multiple cartridge sizes, this series is suitable for panel builders, OEM manufacturers, switchboard assemblers, and project buyers who need compact fuse protection in control and distribution systems.
The product range covers several standard cylindrical fuse formats, including smaller 5×20 and 6×25 sizes as well as larger 10×38, 14×51, and 22×58 formats. The source page states rated voltage up to 660V AC and rated current up to 125A, with striker versions available for motor protection applications when installed in fuse isolators.
Key Features
- Cylindrical fuse link design with compact installation format
- Suitable for overload and short-circuit protection
- Available in multiple standard cartridge sizes
- Rated voltage options shown at 250V and 380/500V
- Current range up to 125A depending on model size
- Striker versions available for selected motor protection applications
Product Description
The cylindrical fuse link series is intended for protecting electrical distribution installations where compact fuse-based protection is required. These fuse links are used in low-voltage circuits to protect conductors, equipment, and connected loads from excessive current and short-circuit conditions.
For B2B buyers, the value of this range is its broad size coverage and practical fit across different panel architectures. Smaller cartridge formats suit compact control circuits, while larger cylindrical fuse links support higher-current industrial and distribution applications.
Technical Specifications
| gL/gG aM Model | aR Model | Rated Current (A) | Rated Voltage (V) | Dimension |
|---|---|---|---|---|
| RO14 | RS14 | 1, 2, 4, 6, 10, 16, 20 | 380/500 | Ø8.5 x 31.5 |
| RO15 | RS15 | 1, 2, 4, 6, 10, 16, 20, 25, 32 | 380/500 | Ø10 x 38 |
| RO16 | RS16 | 2, 4, 6, 10, 16, 20, 25, 32, 40, 50, 63 | 380/500 | Ø14 x 51 |
| RO17 | RS17 | 10, 16, 20, 25, 32, 40, 50, 63, 80, 100, 125 | 380/500 | Ø22 x 58 |
| RO54 | RS54 | 1, 2, 4, 6, 10, 16 | 250 | Ø5 x 20 |
| RO55 | RS55 | 1, 2, 4, 6, 10, 16 | 250 | Ø5 x 25 |
| RO56 | RS56 | 1, 2, 4, 6, 10, 16 | 250 | Ø6 x 20 |
| RO57 | RS57 | 1, 2, 4, 6, 10, 16 | 250 | Ø6 x 25 |
Available Sizes And Ratings
The VIOX cylindrical fuse link range is structured around common cartridge sizes used in low-voltage protection systems. Buyers can select compact formats for control and auxiliary circuits or choose larger sizes for higher-current distribution applications.
- Compact cartridge sizes: Ø5 x 20, Ø5 x 25, Ø6 x 20, Ø6 x 25
- Industrial cartridge sizes: Ø8.5 x 31.5, Ø10 x 38, Ø14 x 51, Ø22 x 58
- 250V range for smaller formats
- 380/500V range for larger cylindrical fuse links
Applications
The VIOX cylindrical fuse link is suitable for low-voltage electrical distribution systems, fuse holders, fuse isolators, and control circuits that require compact and replaceable fuse protection. Striker versions can also be used for motor protection applications where single-phase fault response is needed through fuse isolator assemblies.
- Low-voltage distribution installations
- Control panels and distribution boards
- Fuse holder and fuse isolator assemblies
- Industrial control and auxiliary circuits
- Motor protection applications with striker-type fuse links
- OEM and panel-building electrical systems
Why Choose VIOX Cylindrical Fuse Links
The cylindrical fuse link range gives buyers a broad selection of standard cartridge formats for practical low-voltage protection design. With multiple dimensions, current ranges, and application types, the series helps distributors, OEMs, and panel builders standardize fuse protection across different projects and equipment platforms.
- Wide cartridge size coverage for different installation needs
- Current ratings up to 125A
- 250V and 380/500V options shown in the source table
- Suitable for overload and short-circuit protection
- Useful for industrial, commercial, and OEM applications
- Supports compact and serviceable protection design
FAQ
What is a cylindrical fuse link used for?
It is used for overload and short-circuit protection in low-voltage electrical distribution and control systems.
What sizes are available in this series?
The source page lists sizes including Ø5 x 20, Ø5 x 25, Ø6 x 20, Ø6 x 25, Ø8.5 x 31.5, Ø10 x 38, Ø14 x 51, and Ø22 x 58.
What current range does the cylindrical fuse link series cover?
The listed range starts at 1A for some compact sizes and goes up to 125A for larger cylindrical fuse links.
What voltage ratings are shown on the source page?
The source page shows 250V for smaller formats and 380/500V for larger cylindrical fuse links, while the application text also references installations up to 660V AC.
Can this fuse link be used for motor protection?
Yes. The source page states that fuse links with the striker are supplied for protecting motors against single-phase operation when fitted in fuse isolators.
Request a Quote
If you are sourcing cylindrical fuse links for control panels, fuse holders, fuse isolators, or OEM protection systems, VIOX can help match the correct size and current rating based on your installation requirements. Send your target dimensions, current rating, and application details for product confirmation and quotation support.
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