ABN House Connection Box NH2/1 50-185 mm² HK837C

This ABN house connection box provides a secure and compliant interface between the utility grid and building electrical systems, engineered for three-phase + neutral distribution with NH2 fuse protection. Its sheet steel enclosure with RAL 7035 light grey powder coating ensures durability and a professional appearance in surface-mounted installations.

Advantages

The HK837C offers a robust, IP54-rated enclosure that protects internal components from dust and water splashes, making it suitable for demanding environments. The NH2 fuse system supports high current ratings up to 250 A, while the generous cable entry options (top and bottom via flanges/knockouts) simplify wiring. The quarter-turn lock with double-bit key provides secure access, and compliance with DIN VDE 0603-1 and DIN 43870-1 guarantees adherence to German installation standards.

Suitable for

• Residential and commercial service entrances
• Main distribution points in buildings
• Utility metering and protection applications
• Upgrading existing electrical installations

Key specifications

• Product type: House connection box
• Fuse system: NH2, 3 fuse bases
• Incoming cable cross-section: 50–185 mm²
• Outgoing terminal cross-section: 16–70 mm²
• Rated voltage: 400/690 V AC
• Max rated current: 250 A
• Protection class: IP54
• Material: Sheet steel, powder-coated
• Colour: RAL 7035 (light grey)
• Mounting type: Surface-mounted
• Number of phases: 3-phase + neutral
• Standards compliance: DIN VDE 0603-1, DIN 43870-1
• Cable entry: Top and bottom
• Lock type: Quarter-turn lock with double-bit key

Recommendations

For a reliable and compliant house connection solution, the ABN HK837C is an excellent choice for electricians and installers working on residential or commercial service entrances. Its robust construction and adherence to German standards ensure long-term performance and safety.