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MERSEN FUSE PS III 20.127 PRE PSIII20X127PRE
Mersen H097228 PS III three-pole non-load fuse disconnector for compatible 20 × 127 mm semiconductor fuse-links, rated up to 125 A and 1500 V.
£220.68
Why Choose the Mersen H097228 PS III Fuse Disconnector?
The Mersen H097228, also identified as PS III 20.127 PRE, is a heavy-duty three-pole non-load fuse disconnector designed for the secure installation and isolation of cylindrical semiconductor fuse-links. As part of the proven Mersen PS 20 × 127 mm modular fusegear range, it delivers reliable protection for industrial power electronics, renewable energy installations and high-voltage DC systems.
Designed to accommodate compatible 20 × 127 mm ferrule semiconductor fuse-links, the H097228 provides secure electrical connections, excellent thermal performance and dependable mechanical strength. Its three-pole configuration makes it ideal for protecting three-phase converters, drives, rectifiers and other demanding industrial equipment.
Rated for systems up to 1500 V and compatible with fuse ratings up to 125 A, the H097228 offers a safe and reliable method of mounting and isolating semiconductor fuses. Its modular design enables straightforward installation and maintenance while supporting long-term operational reliability.
Key Advantages
- Heavy-duty three-pole fuse disconnector for industrial applications.
- Compatible with 20 × 127 mm cylindrical semiconductor fuse-links.
- 125 A maximum current rating.
- Suitable for electrical systems operating up to 1500 V.
- Strong thermal and mechanical withstand performance.
- Modular construction simplifies installation and maintenance.
Key Features
- Mersen PS modular fusegear series.
- Product designation: PS III 20.127 PRE.
- Three-pole configuration.
- Accepts 20 × 127 mm ferrule semiconductor fuse-links.
- Pre-isolating non-load disconnector.
- Heavy-duty phenolic resin construction.
- Screw terminal connections.
- Designed for industrial and renewable energy applications.
Reliable Protection for Industrial Power Systems
The Mersen H097228 provides a secure mounting platform for semiconductor fuse-links protecting converters, rectifiers, variable speed drives and renewable energy equipment. Its solid construction delivers dependable electrical performance while withstanding demanding thermal and mechanical conditions in industrial environments.
As a non-load fuse disconnector, the H097228 should only be operated after the circuit has been safely isolated. This supports safer maintenance procedures and efficient fuse replacement while helping minimise equipment downtime.
Typical Applications
- Industrial power converters.
- Three-phase variable speed drives.
- Battery energy storage systems.
- Solar photovoltaic installations.
- Motor control equipment.
- Semiconductor protection circuits.
Technical Specifications
Tick the specs you need, then view products that match.
| Mounting Type | Base / panel | |
|---|---|---|
| Poles | 3-pole | |
| Device Type | Fuse switch disconnector | |
| Fuse Size | 20x127 mm | |
| Current | 125 A | |
| Manufacturer | Mersen | |
| Series | PS 20 × 127 Modular Fusegear | |
| Model | H097228 | |
| Product designation | PS III 20.127 PRE | |
| Product type | Non-load fuse disconnector / fuse holder | |
| Number of poles | 3 | |
| Rated current | 125 A maximum | |
| Maximum voltage | 1500 V AC / DC | |
| Compatible fuse size | 20 × 127 mm | |
| Compatible fuse type | Cylindrical ferrule semiconductor fuse-link | |
| Mounting type | Panel mounting | |
| Connection type | Screw terminals | |
| Body material | Phenolic resin | |
| Approximate dimensions (H × W × D) | 100 × 118 × 208 mm | |
| Maximum conductor size | 35 mm² | |
| Operating category | Non-load disconnector | |
| Compliance | RoHS, CE, UL Recognised |
Frequently Asked Questions
What is the Mersen H097228 used for?
The H097228 is a three-pole non-load fuse disconnector designed to mount and isolate compatible 20 × 127 mm semiconductor fuse-links in industrial electrical systems.
What fuse size is compatible?
The unit is designed for compatible 20 × 127 mm cylindrical ferrule semiconductor fuse-links.
How many poles does the H097228 have?
The H097228 features a three-pole configuration, making it suitable for three-phase power systems.
What is the maximum current rating?
The H097228 supports compatible fuse-links rated up to 125 A.
Can this disconnector be opened under load?
No. The H097228 is a non-load disconnector and should only be operated after the electrical circuit has been safely isolated.
Trusted by Industrial Power Professionals
Mersen PS modular fusegear is trusted worldwide by OEMs, panel builders and maintenance engineers for dependable semiconductor fuse protection, safe isolation and reliable operation in demanding industrial power electronic systems.
