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MERSEN FUSE BASE MOD.CMS.22 1P P/MIC. ACC CMS221PMAC
Mersen CMS221P Modulostar single-pole modular fuse holder for 22 x 58 mm cylindrical fuse-links, rated 125 A and 690 V AC/DC with IP20 finger-safe protection.
£13.81
Why Choose the Mersen CMS221P Modulostar® Fuse Holder?
The Mersen CMS221P, item number Y331083, is a premium single-pole modular fuse holder from the Modulostar® CMS22 series. Designed for industrial low-voltage distribution, machinery and automation systems, it accepts standard 22 × 58 mm cylindrical fuse-links while providing dependable overcurrent protection for demanding electrical installations. It is also compatible with optional auxiliary microswitches for remote monitoring when required.
The CMS221P features a compact modular design with a finger-safe IP20 enclosure, ensuring safe fuse replacement while helping to minimise panel space. Manufactured from durable flame-retardant thermoplastic materials, it provides long service life in demanding industrial environments.
Rated for up to 125 A and 690 V AC / 690 V DC IEC, the CMS221P is ideal for protecting motors, transformers, industrial control circuits, power supplies and low-voltage distribution systems where reliable circuit protection is essential.
Key Advantages
- Single-pole modular fuse holder.
- Accepts standard 22 × 58 mm cylindrical fuse-links.
- 125 A current rating.
- 690 V AC / 690 V DC IEC operation.
- Compatible with optional auxiliary microswitches.
- Finger-safe IP20 protection.
- Compact DIN rail-mounted design.
- Suitable for industrial control and power distribution systems.
Key Features
- Mersen Modulostar® CMS22 series.
- Catalogue number: CMS221P.
- Manufacturer item number: Y331083.
- Single-pole configuration.
- 22 × 58 mm fuse compatibility.
- 125 A conventional thermal current.
- 690 V AC / 690 V DC IEC rating.
- Microswitch compatible.
- Finger-safe IP20 enclosure.
- DIN rail mounting.
- Suitable for gG, aM and semiconductor fuse-links.
Reliable Protection for Industrial Electrical Systems
The Modulostar® CMS22 range securely houses cylindrical fuse-links inside finger-safe modular enclosures while providing dependable overcurrent protection for industrial electrical systems. Its compact DIN rail construction allows fast installation and efficient use of panel space while maintaining high levels of safety.
The CMS221P is particularly suitable for industrial machinery, automation systems, switchboards, power supplies and OEM equipment where reliable single-pole fuse protection is required. Optional auxiliary microswitches can be added separately to provide remote status indication.
Typical Applications
- Industrial control panels.
- Motor protection circuits.
- Transformer protection.
- Power supplies.
- OEM machinery.
- Automation systems.
- Electrical switchboards.
- Low-voltage distribution equipment.
Technical Specifications
Tick the specs you need, then view products that match.
| Fuse Indication | None | |
|---|---|---|
| Phase | Single Phase | |
| Device Type | Fuse base / holder | |
| Fuse Type | Cylindrical | |
| Fuse Size | 22x58 mm | |
| Current | 125 A | |
| Voltage | 690 V | |
| Manufacturer | Mersen | |
| Series | Modulostar® CMS22 | |
| Item number | Y331083 | |
| Catalogue number | CMS221P | |
| Product type | Modular cylindrical fuse holder | |
| Configuration | Single pole | |
| Fuse size | 22 × 58 mm | |
| Rated current | 125 A | |
| Rated voltage AC | 690 V IEC | |
| Rated voltage DC | 690 V IEC | |
| Protection rating | IP20 | |
| Short-circuit current rating | 100 kA | |
| Rated insulation voltage | 1000 V | |
| Rated impulse withstand voltage | 8 kV | |
| Mounting type | DIN rail | |
| Terminal type | Pressure plate | |
| Connection capacity | 1.5 to 50 mm² rigid, up to 35 mm² stranded | |
| Maximum operating temperature | 60°C | |
| Housing material | Flame-retardant thermoplastic | |
| Product weight | Approx. 0.216 kg | |
| EAN | 8430399014487 | |
| Standards | IEC 60269-2, IEC 60947-3 | |
| RoHS compliant | Yes | |
| HS Code | 85361090 | |
| Country of Manufacture | Tunisia |
Frequently Asked Questions
What is the Mersen CMS221P used for?
The CMS221P is a single-pole modular fuse holder designed to house 22 × 58 mm cylindrical fuse-links for industrial overcurrent protection.
What fuse size does the CMS221P accept?
The fuse holder accepts standard 22 × 58 mm cylindrical fuse-links.
What is the current rating?
The CMS221P has a conventional thermal current rating of 125 A when used with correctly rated fuse-links.
Can auxiliary microswitches be fitted?
Yes. The CMS221P is compatible with optional auxiliary microswitches for remote fuse status indication.
How is the CMS221P installed?
The unit mounts directly onto a standard DIN rail using pressure plate terminals for secure electrical connections.
Trusted Industrial Circuit Protection
Mersen Modulostar® fuse holders are trusted by panel builders, OEM manufacturers and industrial engineers for dependable circuit protection, compact installation and long-term reliability in demanding electrical applications.
