Why Choose the Mersen Z220730 PS II 20.127 Fuse Holder?
The Mersen Z220730 is a robust two-pole fuse holder designed for use with 20 × 127 mm cylindrical ferrule fuse links. Also identified by the catalogue reference PS202MCSBS, it forms part of the Mersen PS range of industrial fuse holders developed for dependable circuit and semiconductor protection applications.
This fuse holder provides a secure mounting arrangement for compatible high-speed fuse links while offering strong thermal and mechanical withstand performance. Its two-pole configuration allows two fuse links to be installed within a coordinated assembly, helping simplify the construction of industrial control panels, power conversion equipment and electrical distribution systems.
The Z220730 incorporates blown-fuse indicating microswitch functionality, allowing the operating condition of a compatible striker fuse to be communicated to external monitoring or control equipment. Designed for systems operating at up to 1500 V, it is suited to demanding industrial installations where reliable fuse retention and remote fault indication are required.
Key Advantages
- Designed for 20 × 127 mm cylindrical ferrule fuse links.
- Two-pole configuration supports coordinated circuit protection.
- Integrated blown-fuse indicating microswitches for remote status signalling.
- Suitable for electrical systems operating at up to 1500 V.
- Solid construction provides dependable thermal and mechanical withstand performance.
- Supports straightforward integration into industrial control and power conversion equipment.
Key Features
- Mersen PS 20 × 127 fuse holder range.
- PS II two-pole arrangement.
- Compatible with 20 × 127 mm ferrule-type fuses.
- Supplied with MCS BS blown-fuse microswitch indication.
- Remote fault indication when used with compatible striker fuse links.
- High-voltage design suitable for industrial protection systems.
- Secure fuse mounting for reliable electrical contact.
- Designed for fixed installation within electrical equipment and control assemblies.
Reliable High-Voltage Fuse Protection
Fuse holders provide the mechanical support and electrical connection required for fuse links to operate correctly. By holding the fuse securely and maintaining reliable contact between the fuse link and the protected circuit, the Mersen Z220730 helps ensure consistent operation within industrial electrical protection systems.
The integrated microswitch arrangement enables a blown compatible striker fuse to generate a status signal for alarms, control relays, PLC inputs or supervisory systems. This can help maintenance teams identify fuse operation quickly, reduce diagnostic time and restore equipment to service more efficiently.
Typical Applications
- Industrial power conversion equipment.
- Variable speed drive and inverter protection systems.
- Rectifiers, UPS systems and power supplies.
- Semiconductor protection assemblies.
- Industrial control panels and switchgear.
- Renewable energy and traction power systems.
