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31555 Wohner holder for cylindrical fuses
Wöhner 31555 SECUR Panel single-pole cylindrical fuse holder for 10 x 85 mm fuse links, rated at 32 A and 1500 V DC for photovoltaic applications.
£16.00
Why Choose the Wöhner 31555 Cylindrical Fuse Holder?
The Wöhner 31555 is a robust 1-pole cylindrical fuse holder designed for 10 × 85 mm photovoltaic fuse links. Rated at 32 A and 1500 V DC, it provides safe, reliable protection for modern high-voltage DC photovoltaic systems. Designed for DIN rail mounting, it offers quick installation and straightforward fuse replacement while maintaining a permanently touch-safe front.
Manufactured by Wöhner, a world-leading specialist in electrical power distribution technology, the 31555 forms part of the SECUR® Panel range. It is engineered specifically for photovoltaic applications using cylindrical fuse links compliant with IEC/EN 60269-6, making it ideal for solar combiner boxes, inverter protection and DC distribution systems.
Its compact design, IP20 front protection, cage clamp terminals and support for conductors up to 25 mm² make the Wöhner 31555 an excellent choice for professional PV installations where safety, reliability and ease of maintenance are essential.
Key Advantages
- Designed for 10 × 85 mm photovoltaic fuse links.
- 32 A rated current.
- 1500 V DC rated voltage for modern solar installations.
- DIN rail mounting for fast installation.
- IP20 touch-safe front protection at all times.
- Simple and rapid fuse replacement.
Key Features
- Wöhner SECUR® Panel fuse holder.
- For 10 × 85 mm cylindrical fuse links.
- Single-pole design.
- 32 A IEC rating.
- 1500 V DC rated voltage.
- DIN rail mounting.
- Cage clamp terminals.
- Suitable for photovoltaic DC protection.
Designed for High-Voltage Photovoltaic Protection
The Wöhner 31555 has been developed specifically for photovoltaic installations operating at up to 1500 V DC. Its touch-safe construction improves operator safety, while DIN rail mounting and front-access fuse carriers allow quick maintenance and minimal system downtime.
Suitable for commercial, industrial and utility-scale solar installations, the holder provides dependable protection for PV strings, combiner boxes and DC distribution equipment using compatible cylindrical fuse links.
Typical Applications
- Photovoltaic combiner boxes.
- Solar string protection.
- PV inverter installations.
- Industrial DC distribution.
- Renewable energy systems.
- Utility-scale solar farms.
Technical Specifications
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| Conductor Size | 0.75–25 mm² | |
|---|---|---|
| Device Type | Busbar holder / support | |
| Current | 30 A | |
| Phase | Single Phase | |
| Poles | 1-pole | |
| Manufacturer | Wöhner | |
| Model | 31555 | |
| Part number | 31555 000 | |
| Product type | Cylindrical fuse holder | |
| Series | SECUR® Panel | |
| Fuse size | 10 × 85 mm | |
| Number of poles | 1 | |
| Rated current (IEC) | 32 A | |
| Rated voltage | 1500 V DC | |
| Rated impulse withstand voltage | 8 kV | |
| Mounting | DIN rail | |
| Protection rating | IP20 (front) | |
| Connection type | Cage clamp terminal | |
| Conductor size | 0.75–25 mm² copper | |
| Torque | 2.0–2.5 Nm | |
| Dimensions (W × H × D) | 22.5 × 130 × 65 mm | |
| Standards | IEC 60269-1, IEC 60269-2, UL 4248-1, UL 4248-19 |
Frequently Asked Questions
What is the Wöhner 31555 used for?
The Wöhner 31555 is a DIN rail mounted fuse holder designed for 10 × 85 mm cylindrical photovoltaic fuse links.
What voltage is the fuse holder rated for?
The holder is rated for applications up to 1500 V DC.
What size fuse does it accept?
It is designed for 10 × 85 mm cylindrical fuse links.
Is the front of the fuse holder touch safe?
Yes. The Wöhner 31555 provides a permanent IP20 front degree of protection.
Where is the Wöhner 31555 typically installed?
It is commonly installed in photovoltaic combiner boxes, inverter systems and high-voltage DC distribution panels.
Trusted for Professional Photovoltaic Installations
Wöhner SECUR® Panel fuse holders are trusted by solar installers, panel builders and renewable energy engineers for delivering safe, dependable protection in high-voltage photovoltaic systems.
