Why Choose the Wöhner 03293 NH Fuse-Base for Photovoltaic Systems?
The Wöhner 03293 is a heavy-duty NH fuse-base for photovoltaic (PV) applications, engineered to provide a secure mounting solution for NH 2XL and NH 3L PV fuse links in high-voltage DC installations. Manufactured by Wöhner, this fuse-base is designed specifically for utility-scale solar installations and demanding industrial renewable energy systems requiring exceptional current carrying capacity and long-term reliability.
Designed for panel mounting, the Wöhner 03293 features an M10 incoming screw connection with an outgoing connection to two 40 × 10 mm busbars. Its touch-protected construction enhances operator safety while allowing straightforward installation and maintenance within photovoltaic combiner boxes and DC distribution equipment.
Rated for 600 A, 1000 V AC and 1500 V DC, the Wöhner 03293 complies with IEC 60269-1 and IEC 60269-2, making it ideal for high-power photovoltaic systems, industrial DC switchgear and renewable energy infrastructure.
Key Advantages
Purpose-built NH fuse-base for photovoltaic applications.
600 A rated current for high-power PV installations.
1000 V AC / 1500 V DC operating capability.
Touch-protected construction enhances operator safety.
Suitable for one or two 40 × 10 mm internal busbars.
Designed for NH 2XL and NH 3L photovoltaic fuse links.
Key Features
Manufacturer: Wöhner.
Model: 03293.
NH fuse-base for photovoltaic systems.
600 A rated current.
1000 V AC / 1500 V DC rated voltage.
NH Size 2XL / 3L.
Single-pole construction.
M10 incoming screw connection.
Outgoing connection to 2 × 40 × 10 mm busbars.
Panel mounting with touch protection.
Engineered for Utility-Scale Photovoltaic Installations
High-voltage photovoltaic systems require electrical components capable of safely carrying very high DC currents while maintaining excellent insulation and mechanical strength. The Wöhner 03293 provides a secure, touch-protected mounting solution for NH 2XL and NH 3L photovoltaic fuse links, helping maximise operational reliability and simplify maintenance.
Its heavy-duty construction makes it particularly suitable for utility-scale solar farms, photovoltaic combiner boxes, inverter stations and industrial DC power distribution equipment where dependable protection is essential.
Typical Applications
Utility-scale photovoltaic installations.
Solar combiner boxes.
PV inverter protection.
Renewable energy distribution systems.
Industrial DC switchboards.
Large-scale solar farms.
Technical Specifications
Current
600 A
Phase
Single Phase
Manufacturer
Wöhner
Model
03293
Product type
NH fuse-base for photovoltaic applications
Rated current
600 A
Rated voltage
1000 V AC / 1500 V DC
Rated impulse withstand voltage (Uimp)
6 kV
Fuse size
NH 2XL / 3L
Fuse standard
IEC / EN 60269-6
Permitted fuse-link power dissipation
100 W
Short-circuit strength
50 kA (when protected by fuses)
Number of poles
1
Mounting
Panel mounting plate
Incoming connection
M10 screw terminal
Outgoing connection
2 × 40 × 10 mm busbar
Weight
Approx. 1.10 kg
Halogen free
Yes
Standards
IEC 60269-1, IEC 60269-2
HS Code
85351000
Country of Manufacture
Germany
Frequently Asked Questions
What is the Wöhner 03293 used for?
The Wöhner 03293 is an NH fuse-base designed for photovoltaic installations, providing safe mounting for NH 2XL and NH 3L fuse links in high-voltage DC systems.
What is the rated current of the Wöhner 03293?
The fuse-base has a maximum rated current of 600 A.
What voltages does the Wöhner 03293 support?
It is rated for operation up to 1000 V AC and 1500 V DC.
What type of electrical connections does it use?
The Wöhner 03293 uses an M10 incoming screw terminal with an outgoing connection to two 40 × 10 mm busbars.
Where is the Wöhner 03293 typically installed?
It is commonly installed in photovoltaic combiner boxes, inverter stations, industrial DC switchboards and utility-scale solar power systems.
Trusted for Renewable Energy Installations
Wöhner photovoltaic fuse-bases are trusted worldwide by solar installers, panel builders and electrical engineers for dependable protection in high-voltage renewable energy systems.
Current
600 A
Phase
Single Phase
Manufacturer
Wöhner
Model
03293
Product type
NH fuse-base for photovoltaic applications
Rated current
600 A
Rated voltage
1000 V AC / 1500 V DC
Rated impulse withstand voltage (Uimp)
6 kV
Fuse size
NH 2XL / 3L
Fuse standard
IEC / EN 60269-6
Permitted fuse-link power dissipation
100 W
Short-circuit strength
50 kA (when protected by fuses)
Number of poles
1
Mounting
Panel mounting plate
Incoming connection
M10 screw terminal
Outgoing connection
2 × 40 × 10 mm busbar
Weight
Approx. 1.10 kg
Halogen free
Yes
Standards
IEC 60269-1, IEC 60269-2
HS Code
85351000
Country of Manufacture
Germany
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
At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.
What product ranges do you supply
We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
Can you help specify the correct part?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
Do you have stock for urgent orders?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
What are your delivery times and costs?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
What about warranties, returns and faulty items?
Your content goes here. Edit or remove this text inline or in the module Content settings. You can also style every aspect of this content in the module Design settings and even apply custom CSS to this text in the module Advanced settings.
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...