Why Choose the Mersen BB001BLOC NH Phase Barrier?
The Mersen BB001BLOC is a high-quality plastic phase barrier designed for use with compatible NH fuse bases and fuse switch disconnectors. Manufactured by Mersen, this accessory provides effective electrical isolation between adjacent phases, helping improve safety and ensuring compliance within low voltage power distribution assemblies.
Suitable for NH size 00 to size 3 fuse systems, the BB001BLOC is designed to separate two phases using a durable insulating barrier. It is ideal for panel builders, OEMs and maintenance engineers assembling or upgrading industrial switchboards, motor control centres and power distribution equipment.
Its lightweight plastic construction provides excellent electrical insulation while maintaining mechanical durability. The phase barrier is quick to install and forms an important part of creating safe, organised and professionally finished NH fuse installations.
Key Advantages
- Purpose-designed phase barrier for NH fuse systems.
- Provides electrical isolation between two adjacent phases.
- Compatible with NH fuse bases and fuse switch disconnectors.
- Suitable for NH sizes 00 to 3.
- Durable insulating plastic construction.
- Improves safety and organisation within electrical panels.
Key Features
- Mersen Phase Barrier accessory range.
- Catalogue number BB001BLOC.
- Item number B233865.
- Compatible with NH fuse bases.
- Compatible with NH fuse switch disconnectors.
- Designed to isolate two phases.
- Suitable for NH sizes 00, 0, 1, 2 and 3.
- High-strength insulating plastic construction.
- Supplied in packs of 2.
- RoHS and REACH compliant.
Improved Safety for NH Fuse Installations
Phase barriers play an important role in reducing the possibility of accidental contact between adjacent live conductors inside electrical distribution equipment. The Mersen BB001BLOC provides reliable insulation between neighbouring phases, helping create safer and more organised switchboard assemblies.
Compatible with a wide range of NH fuse bases and fuse switch disconnectors, this accessory is particularly useful in industrial power distribution systems where equipment accessibility, maintenance and electrical safety are key design considerations.
Typical Applications
- Industrial switchboards.
- Low voltage power distribution panels.
- Motor control centres.
- Electrical control panels.
- NH fuse base assemblies.
- NH fuse switch disconnectors.
- OEM panel building and electrical maintenance.
