Why Choose the Mersen H1002301 Lateral Phase Barrier?
The Mersen H1002301 is a genuine lateral phase barrier designed to provide electrical separation between adjacent phases in compatible NH fuse installations. Also identified by the catalogue reference MZSTW1, this snap-on insulating accessory is suitable for NH fuse bases and fuse switch disconnectors in industrial low-voltage distribution systems.
Designed for NH Sizes 1, 2 and 3, the H1002301 helps reduce the risk of accidental phase-to-phase contact while improving insulation and operator protection within switchboards and electrical distribution assemblies. Its snap-on construction supports quick installation without requiring complex tools or modifications.
Supplied as a set of three phase barriers, the Mersen H1002301 is suitable for multipole fuse assemblies used in industrial switchboards, motor control centres and OEM electrical equipment. Its purpose-designed construction ensures reliable compatibility with the specified Mersen NH fuse systems.
Key Advantages
- Genuine Mersen lateral phase barrier accessory.
- Provides insulation between adjacent electrical phases.
- Compatible with NH Sizes 1, 2 and 3.
- Suitable for NH fuse bases and fuse switch disconnectors.
- Snap-on installation simplifies fitting and replacement.
- Supplied as a complete set of three barriers.
- Supports safer multipole fuse and switchgear assemblies.
Key Features
- Mersen phase barrier series.
- Catalogue designation: MZSTW1.
- Lateral snap-on design.
- Designed for NH Sizes 1–3.
- Suitable for multipole fuse assemblies.
- Compatible with NH fuse bases and fuse switch disconnectors.
- Supplied as three individual phase barriers.
- Lightweight insulating construction.
- RoHS-compliant product.
Reliable Phase Separation for NH Fuse Systems
Phase barriers provide an insulating partition between adjacent conductive components in multipole fuse assemblies. The Mersen H1002301 helps improve electrical separation within compatible NH installations, reducing the possibility of unintended contact between phases during operation or maintenance.
Its snap-on design enables straightforward installation onto compatible fuse bases and switch disconnectors. As a genuine Mersen accessory, it is manufactured to provide dependable mechanical compatibility and consistent insulation performance in demanding industrial electrical environments.
Typical Applications
- Industrial low-voltage switchboards.
- NH fuse base assemblies.
- NH fuse switch disconnectors.
- Motor control centres.
- Commercial power distribution panels.
- OEM electrical equipment.
- Multipole fuse installations.
- Industrial automation systems.