Three-phase | main electrical distribution board | enclosure | cabinet | with distribution section | with lock and glass | 395x310x220 mm | for 1x 3-phase meter | with sealing possibility | surface-mounted | steel | IP31
Code: NRL3FZSZSurface-mounted distribution board designed for indoor low-voltage electrical installations where safe, organized and compliant arrangement of energy metering and protection equipment is required. The durable 0.8 mm thick steel enclosure ensures long service life, corrosion resistance and an aesthetic appearance in both residential and commercial buildings. An additional sealable cover allows secure protection of the pre-metering zone against unauthorized access. It is an optimal choice for private homeowners, apartment building administrators, as well as professional electricians and engineers.
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Technical Specifications
Type: Electrical distribution board with lock and glass
Mounting type: Surface-mounted (wall-mounted)
Application: For 1 x 3-phase electricity meter
Protection rating: IP31
Protection class: Class I
Construction: 0.8 mm thick steel sheet
Surface finish: Electrostatic powder coating
Color: White RAL 9003
Door type: Solid door
Double door: No
Additional protection: Sealable pre-meter cover
Dimensions: 395 x 310 x 220 mm
Weight: 4.893 kg
Purpose: Indoor low-voltage distribution boardsFunctions
Installation for 1 x 3-phase meter
IP31 protection – suitable for indoor environments
Sealable pre-meter cover – protection against unauthorized connection
Robust metal construction – mechanical durability
Aesthetic design – suitable for visible mounting areas
Simple and fast wall mountingUsage
For home users: Suitable for new construction or renovation projects, practical solution for three-phase incoming metering, allows neat grouping of incoming and line protections in one place, aesthetically fits technical rooms, boiler rooms or garages
For engineers / designers: Clear technical parameters allow easy integration into electrical projects, Class I protection – complies with typical low-voltage installation requirements
For electricians: Convenient surface mounting – no wall recess required, durable construction ensures reliable fastening and long service life, sealing option – relevant for utility or network operator requirements
Advantages
Solid 0.8 mm steel construction
Electrostatic coating – corrosion resistant
Sealable pre-meter cover
IP31 – suitable for indoor installations
Aesthetic white color RAL 9003
Easy surface mountingDisadvantages
Not suitable for outdoor installation (IP31 – indoor use only)
Illustrative image may have been created using AI. The appearance of the product may differ slightly from the image shown. Please refer to the technical specification.The IP protection class indicates the device's resistance to environmental factors.

The first digit indicates protection against dust and solid objects.
The second digit indicates protection against moisture.First digit values:
X — Untested;
0 — No protection;
1 — Protected against solid objects larger than 50 mm;
2 — Protected against solid objects larger than 12.5 mm;
3 — Protected against solid objects larger than 1 mm;
4 — Protected against solid objects larger than 1 mm;
5 — Dust protected;
6 — Totally dustproof.
Second digit values:X — Untested;
0 — No protection;
1 — Protected against vertically falling water drops;
2 — Protected against water drops falling at a 15º angle;
3 — Protected against rain falling at a 60º angle;
4 — Protected against water splashes;
5 — Protected against water jets;
6 — Protected against large amounts of water;
7 — Protected against short-term immersion in water up to 1 meter deep;
8 — Protected against long-term immersion in water up to 3 meters deep.This product is marked with the CE label, which confirms that it complies with all applicable European Union directives and regulations. CE marking is not just a formality – it is an important indicator of quality and safety, ensuring that the product has been properly assessed, tested, and can be safely used throughout the EU market.
CE certification means that the product has been evaluated according to the main criteria:
Safety requirements – ensures that the product does not pose a risk to the user or the environment
Electromagnetic compatibility (EMC) – the device does not interfere with other equipment and is resistant to external disturbances
Environmental standards – complies with current ecological and material usage requirements
Operational reliability – the product is suitable for long-term use according to its intended purposeCE marking allows this product to:
be legally supplied and used in all European Union countries
ensure a high level of quality and safety
be used in residential, commercial, and industrial environmentsThe CE mark is a declaration of the manufacturer’s responsibility, confirming that the product complies with all applicable standards and has been assessed according to EU legislation.
What does this mean for you as a buyer?
Safe use in everyday activities
Reliable performance and reduced risk of failure
Compliance with EU standards and requirements
Suitability for professional solutions
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