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Finder 7P.13.9.000.0006 – 7P Series Surge Protection Devices
Finder 7P.13.9.000.0006 is a Type 1+2 photovoltaic DC surge protection device rated for 1050 V DC maximum continuous operating voltage, with 12.5 kA lightning impulse current, 20 kA nominal discharge current, 40 kA maximum discharge current, visual status indication and replaceable modules.
£166.38
Why Choose the Finder 7P.13.9.000.0006 Type 1+2 Photovoltaic Surge Protection Device?
The Finder 7P.13.9.000.0006 is a Type 1+2 DC surge protection device (SPD) from the Finder 7P Series, designed to protect photovoltaic (PV) electrical installations against transient overvoltages associated with lightning activity and electrical switching events. Suitable for photovoltaic systems with a maximum continuous operating voltage of 1,050 V DC, this combined lightning and surge arrester provides protection for solar power generation equipment, PV distribution assemblies and associated DC electrical infrastructure.
Featuring a 12.5 kA lightning impulse current rating and a 20 kA nominal discharge current (8/20 µs), the Finder 7P.13.9.000.0006 combines Type 1 and Type 2 surge protection capabilities in a single assembly. Its Y-circuit varistor protection arrangement is designed for photovoltaic DC applications, helping limit potentially damaging overvoltages before they reach connected electrical equipment.
The device incorporates replaceable protection modules and visual status indication, allowing maintenance engineers to identify protective elements requiring attention. With a compact 72 mm DIN rail-mounted construction, IP20 ingress protection and a wide −40 to +80 °C operating temperature range, it is particularly suitable for photovoltaic combiner boxes, solar inverter DC protection assemblies and industrial renewable energy installations.
Key Advantages
- Combined Type 1+2 surge protection for photovoltaic DC electrical installations.
- 1,050 V DC maximum continuous operating voltage supports compatible high-voltage PV systems.
- 12.5 kA lightning impulse current capability provides protection against high-energy lightning-related surges.
- 20 kA nominal discharge current (8/20 µs) supports reliable transient surge protection.
- 40 kA maximum discharge current (8/20 µs) provides additional surge handling capability.
- Y-circuit varistor configuration is designed specifically for photovoltaic DC protection.
- Replaceable protection modules simplify maintenance and reduce unnecessary replacement of the complete SPD assembly.
- Visual protection status indication enables straightforward inspection of module condition.
- 35 mm DIN rail mounting supports convenient installation in compatible electrical enclosures.
- 72 mm modular width provides a compact four-module installation footprint.
- −40 to +80 °C operating temperature range supports demanding installation environments.
- IP20 protection for installation inside suitably protected electrical enclosures.
- Suitable for photovoltaic DC combiner boxes, inverter protection circuits and renewable energy installations.
- Designed to support effective surge protection coordination in photovoltaic systems.
Key Features
- Finder 7P Series surge protection device.
- Type 1+2 combined photovoltaic surge arrester.
- DC photovoltaic application.
- Maximum continuous operating voltage: 1,050 V DC.
- Lightning impulse current: 12.5 kA (10/350 µs).
- Nominal discharge current: 20 kA (8/20 µs).
- Maximum discharge current: 40 kA (8/20 µs).
- Y-circuit varistor protection arrangement.
- Visual status indication for protective module condition.
- Replaceable plug-in protection modules.
- Version without remote signalling contact.
- DIN rail mounting according to EN 60715.
- 72 mm overall width.
- Four modular spaces.
- IP20 ingress protection.
- −40 to +80 °C ambient operating temperature.
- EN 61643-31 photovoltaic surge protection standard.
- Suitable for installation at the appropriate lightning protection zone boundary.
- Designed for photovoltaic DC electrical protection systems.
Type 1+2 Surge Protection for Photovoltaic DC Installations
Photovoltaic installations can be exposed to transient overvoltages caused by direct or nearby lightning strikes, induced lightning currents and electrical switching disturbances. Because PV arrays often incorporate extensive outdoor cabling and exposed mounting structures, appropriate surge protection is an important consideration when designing reliable solar power generation systems.
The Finder 7P.13.9.000.0006 provides combined Type 1+2 surge protection for photovoltaic DC circuits. Type 1 functionality supports the handling of high-energy lightning impulse currents, while Type 2 functionality provides protection against induced surges and transient overvoltages that may otherwise damage downstream equipment.
Its 1,050 V DC maximum continuous operating voltage makes it suitable for appropriately specified photovoltaic installations. Engineers must verify that the maximum PV array open-circuit voltage, including temperature-dependent voltage increases, remains within the permitted SPD operating voltage.
The device uses a Y-circuit varistor arrangement intended for photovoltaic DC surge protection. This configuration helps limit transient overvoltages within the DC installation, reducing the electrical stress experienced by connected components such as solar inverters, monitoring equipment and DC distribution assemblies.
With a 12.5 kA lightning impulse current rating, a 20 kA nominal discharge current and a 40 kA maximum discharge current, the Finder 7P.13.9.000.0006 provides substantial surge handling capability for compatible installations. Effective protection nevertheless depends on correct system design, earthing, conductor routing, protective device coordination and installation position.
The visual status indicator allows maintenance personnel to check the condition of the protective modules during routine inspections. Its replaceable cartridge construction also supports maintenance without necessarily replacing the complete SPD assembly.
This particular .0006 variant does not incorporate a remote signalling contact. Where remote status monitoring is required, engineers should consider the appropriate Finder 7P photovoltaic SPD variant with auxiliary signalling, such as the corresponding 7P.13.9.000.1006.
Installation and replacement should be carried out by qualified personnel in accordance with Finder's instructions and the applicable photovoltaic electrical installation standards. The SPD must be installed inside a suitable enclosure providing the environmental protection required by the installation.
Typical Applications
- Photovoltaic DC surge protection systems.
- Solar panel array protection.
- PV string combiner boxes.
- Solar inverter DC input protection.
- Commercial photovoltaic installations.
- Industrial solar power generation systems.
- Rooftop photovoltaic electrical installations.
- Ground-mounted solar PV arrays.
- Renewable energy distribution assemblies.
- Solar power plant electrical infrastructure.
- Photovoltaic monitoring and control equipment protection.
- Industrial renewable energy projects.
- Electrical panel construction for solar installations.
- Photovoltaic surge protection maintenance and refurbishment.
Technical Specifications
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| Impulse Current Iimp (kA) | 12.5 kA | |
|---|---|---|
| Manufacturer | Finder | |
| Product series | 7P Series | |
| Manufacturer part number | 7P.13.9.000.0006 | |
| Product type | Photovoltaic DC surge protection device | |
| Surge protection classification | Type 1+2 | |
| Application | Photovoltaic DC systems | |
| Maximum continuous operating voltage (Ucpv) | 1,050 V DC | |
| Lightning impulse current (Iimp), 10/350 µs | 12.5 kA | |
| Nominal discharge current (In), 8/20 µs | 20 kA | |
| Maximum discharge current (Imax), 8/20 µs | 40 kA | |
| Voltage protection level | 3.8 kV | |
| Protection technology | Varistor | |
| Protection arrangement | Y-circuit configuration | |
| Number of protected conductors | 3 | |
| Local status indication | Visual indication | |
| Remote signalling contact | Not included | |
| Protection modules | Replaceable | |
| Mounting method | 35 mm DIN rail | |
| Mounting standard | EN 60715 | |
| Modular width | 72 mm | |
| Number of modular spaces | 4 | |
| Ingress protection | IP20 | |
| Ambient operating temperature | −40 to +80 °C | |
| Applicable standard | EN 61643-31 | |
| EAN | 8012823446158 | |
| Country of origin | Czechia |
Frequently Asked Questions
What is the Finder 7P.13.9.000.0006 used for?
The Finder 7P.13.9.000.0006 is a Type 1+2 photovoltaic DC surge protection device designed to protect solar power installations against transient overvoltages caused by lightning activity and electrical switching disturbances. It is suitable for compatible photovoltaic systems operating up to 1,050 V DC.
What voltage and surge current ratings does the Finder 7P.13.9.000.0006 provide?
The device has a 1,050 V DC maximum continuous operating voltage, a 12.5 kA lightning impulse current rating (10/350 µs), a 20 kA nominal discharge current (8/20 µs) and a 40 kA maximum discharge current (8/20 µs).
Is the Finder 7P.13.9.000.0006 suitable for photovoltaic installations?
Yes. The Finder 7P.13.9.000.0006 is specifically designed for photovoltaic DC surge protection and is intended for installation in appropriately designed PV electrical systems. Engineers should verify the maximum array voltage, earthing arrangement and surge protection requirements before installation.
Does the Finder 7P.13.9.000.0006 include remote status signalling?
No. The 7P.13.9.000.0006 includes local visual status indication but does not incorporate a remote signalling contact. For applications requiring remote SPD status monitoring, the corresponding 7P.13.9.000.1006 variant provides an alternative.
Can the Finder 7P.13.9.000.0006 protection modules be replaced?
Yes. The device incorporates replaceable protection modules, allowing the relevant cartridge to be changed when its visual indicator shows that replacement is required. The complete assembly mounts onto a 35 mm DIN rail and occupies 72 mm of panel width. Replacement should be performed by qualified personnel following appropriate electrical isolation procedures.
Designed for Solar PV Engineers and Electrical Panel Builders
The Finder 7P.13.9.000.0006 combines Type 1+2 photovoltaic surge protection, a 1,050 V DC maximum continuous operating voltage, 12.5 kA lightning impulse current capability, 20 kA nominal discharge current and replaceable protective modules in a compact DIN rail-mounted assembly, providing a practical surge protection solution for commercial, industrial and renewable energy photovoltaic installations.
