Wöhner 31248 Class CC time-delay cylindrical fuse link rated at 10 A, 600 V AC and 300 V DC for industrial control transformer and electrical circuit protection.
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The Wöhner 31248 is a compact and dependable Class CC time-delay cylindrical fuse link designed for overcurrent protection in industrial control transformer circuits and electrical distribution equipment. Manufactured by Mersen for Wöhner, this fuse link combines reliable electrical performance with a space-saving format suitable for modern control panels and machinery.
Its time-delay operating characteristic allows temporary inrush currents associated with transformers and industrial equipment while providing effective protection against sustained overloads and short circuits. This helps reduce nuisance fuse operation and supports reliable machinery performance in demanding automation environments.
With a rated current of 10 A, a 600 V AC rating and a high 200 kA AC short-circuit current rating, the Wöhner 31248 is ideal for control transformer protection, industrial switchgear and OEM machinery. Its porcelain, halogen-free body provides durable performance in professional electrical installations.
Key Advantages
Compact Class CC time-delay fuse link for industrial circuit protection.
10 A rated current suitable for control transformer applications.
600 V AC and 300 V DC ratings for versatile electrical installations.
High 200 kA AC interrupting capacity for dependable fault protection.
Durable porcelain construction manufactured using halogen-free materials.
Key Features
Wöhner Class CC cylindrical fuse link.
10 A rated current.
600 V AC rated voltage.
300 V DC rated voltage.
50 / 60 Hz rated frequency.
Time-delay operating characteristic.
High short-circuit interruption capability.
Compact 10 × 10 × 38 mm construction.
Reliable Protection for Industrial Electrical Systems
Class CC fuse links protect electrical equipment by interrupting excessive current caused by overloads or short circuits. Their compact cylindrical design enables high-performance circuit protection to be installed in control panels where mounting space is limited.
The time-delay characteristic of the Wöhner 31248 allows normal temporary current surges to pass without unnecessary interruption. This makes it particularly suitable for control transformers and other industrial loads that can draw a higher current during energisation.
Typical Applications
Industrial control transformer protection.
Electrical control panels and cabinets.
Factory automation equipment.
Industrial machinery and production systems.
OEM machine-building applications.
Switchgear and electrical distribution assemblies.
Technical Specifications
Current
10 A
Manufacturer
Wöhner
Product manufacturer
Mersen
Model
31248
Full part number
31248000
Product type
Cylindrical fuse link
Fuse class
Class CC
Operating characteristic
Time delay
Rated current
10 A
Rated voltage
600 V AC
Rated DC voltage
300 V DC
Rated frequency
50 / 60 Hz
AC short-circuit current rating
200 kA
DC short-circuit current rating
100 kA
Material
Porcelain
Halogen free
Yes
Dimensions (W × H × D)
10 × 10 × 38 mm
Approximate weight
8 g
Pack size
10
EAN
4021267312480
Standards
UL 248-1 and UL 248-4
Frequently Asked Questions
What is the Wöhner 31248 used for?
The Wöhner 31248 is used to protect control transformers and industrial electrical circuits against sustained overloads and short-circuit currents.
What is the rated current of this fuse link?
The fuse link has a rated current of 10 A.
What voltage ratings does the Wöhner 31248 support?
The Wöhner 31248 is rated for operation at up to 600 V AC and 300 V DC.
Is the Wöhner 31248 a time-delay fuse?
Yes. It has a time-delay operating characteristic that accommodates temporary inrush currents while maintaining protection against sustained overcurrent conditions.
What are the dimensions of the Wöhner 31248?
The fuse link has compact dimensions of approximately 10 × 10 × 38 mm.
Trusted by Industrial Professionals Worldwide
Wöhner Class CC fuse links are used by panel builders, automation engineers and OEM machine manufacturers to provide compact, reliable and standards-compliant protection for industrial electrical equipment.
Current
10 A
Manufacturer
Wöhner
Product manufacturer
Mersen
Model
31248
Full part number
31248000
Product type
Cylindrical fuse link
Fuse class
Class CC
Operating characteristic
Time delay
Rated current
10 A
Rated voltage
600 V AC
Rated DC voltage
300 V DC
Rated frequency
50 / 60 Hz
AC short-circuit current rating
200 kA
DC short-circuit current rating
100 kA
Material
Porcelain
Halogen free
Yes
Dimensions (W × H × D)
10 × 10 × 38 mm
Approximate weight
8 g
Pack size
10
EAN
4021267312480
Standards
UL 248-1 and UL 248-4
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
Priority sourcing and supply support
Flexible payment terms for qualifying organisations
Support for engineering, maintenance, and operations
500 +
Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
Trusted Manfacturers
● frequently asked questions
Common questions about our products and support
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We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...