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.
