Why Choose the Wöhner 03288 NH Fuse-Base for Photovoltaic Systems?
The Wöhner 03288 is a robust NH fuse-base for photovoltaic (PV) applications, engineered to provide a safe and reliable mounting solution for NH 1XL fuse links in high-voltage DC systems. Manufactured by Wöhner, this fuse-base is specifically designed for demanding solar installations where dependable protection and long-term performance are essential.
Designed for panel mounting, the Wöhner 03288 features an M10 incoming screw connection and an outgoing connection to 2 × 30 × 10 mm busbars. It also allows the integrated mounting of LEM HTA current transformers, making it an ideal choice for modern photovoltaic switchgear and combiner boxes. The touch-protected design enhances operator safety while simplifying installation and maintenance.
Rated for 250 A, 1000 V AC and 1500 V DC, the Wöhner 03288 complies with IEC 60269-1 and IEC 60269-2 standards, making it suitable for industrial PV power distribution systems and renewable energy applications.
Key Advantages
Purpose-built NH fuse-base for photovoltaic applications.
250 A rated current for high-power DC installations.
1500 V DC and 1000 V AC operating capability.
Panel-mounted design with integrated touch protection.
Supports integration of LEM HTA current transformers.
Suitable for one or two 30 × 10 mm internal busbars.
Key Features
Manufacturer: Wöhner.
Model: 03288.
NH fuse-base for PV systems.
250 A rated current.
1000 V AC / 1500 V DC rated voltage.
NH Size 1XL, single-pole configuration.
M10 incoming screw terminal.
Outgoing connection to 2 × 30 × 10 mm busbars.
Integrated touch protection.
Designed for High-Performance Photovoltaic Installations
Photovoltaic systems require components capable of safely handling high DC voltages while providing dependable protection against overloads and fault currents. The Wöhner 03288 offers a secure, touch-protected mounting solution for NH PV fuse links, helping maximise system reliability and maintenance safety.
Its integrated provision for LEM HTA current transformers makes the fuse-base particularly suitable for advanced monitoring and energy management systems within modern solar installations.
Typical Applications
Photovoltaic combiner boxes.
Solar power distribution systems.
PV inverter protection.
Renewable energy installations.
Industrial DC switchboards.
Utility-scale solar farms.
Technical Specifications
Current
250 A
Phase
Single Phase
Manufacturer
Wöhner
Model
03288
Product type
NH fuse-base for photovoltaic applications
Rated current
250 A
Rated voltage
1000 V AC / 1500 V DC
Rated impulse withstand voltage (Uimp)
6 kV
Short-circuit strength
50 kA (when protected by fuses)
Fuse size
NH 1XL
Number of poles
1
Mounting
Panel mounting plate
Incoming connection
M10 screw terminal
Outgoing connection
2 × 30 × 10 mm busbar
Dimensions (W × H × D)
90 × 302 × 102 mm
Weight
Approx. 630 g
Halogen free
Yes
Standards
IEC 60269-1, IEC 60269-2
HS Code
85351000
Country of Manufacture
Germany
Frequently Asked Questions
What is the Wöhner 03288 used for?
The Wöhner 03288 is an NH fuse-base designed for photovoltaic installations, providing safe mounting for NH 1XL fuse links in high-voltage DC systems.
What is the rated current of the Wöhner 03288?
The fuse-base has a maximum rated current of 250 A.
What voltages does the Wöhner 03288 support?
It is rated for operation up to 1000 V AC and 1500 V DC.
Can current transformers be integrated?
Yes. The design allows integration of LEM HTA current transformers for monitoring applications.
Where is the Wöhner 03288 typically installed?
It is commonly used in photovoltaic combiner boxes, inverter systems and industrial solar power distribution equipment.
Trusted for Renewable Energy Installations
Wöhner photovoltaic fuse-bases are trusted worldwide by solar installers, panel builders and electrical engineers for safe, reliable protection in high-voltage renewable energy systems.
Current
250 A
Phase
Single Phase
Manufacturer
Wöhner
Model
03288
Product type
NH fuse-base for photovoltaic applications
Rated current
250 A
Rated voltage
1000 V AC / 1500 V DC
Rated impulse withstand voltage (Uimp)
6 kV
Short-circuit strength
50 kA (when protected by fuses)
Fuse size
NH 1XL
Number of poles
1
Mounting
Panel mounting plate
Incoming connection
M10 screw terminal
Outgoing connection
2 × 30 × 10 mm busbar
Dimensions (W × H × D)
90 × 302 × 102 mm
Weight
Approx. 630 g
Halogen free
Yes
Standards
IEC 60269-1, IEC 60269-2
HS Code
85351000
Country of Manufacture
Germany
No documents available for this product.
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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...