Why Choose the Mersen R222172 5 x 20 mm Medium Time-Lag Miniature Fuse?
The Mersen R222172 is a high-quality 5 x 20 mm medium time-lag miniature fuse designed to provide dependable overcurrent protection for industrial electrical equipment and electrical distribution circuits. Part of the proven Mersen 5SM IEC Miniature Fuse Series, this fuse is engineered to tolerate temporary inrush currents while delivering reliable protection against sustained overloads and short circuits.
Its medium time-delay operating characteristic makes it particularly suitable for applications incorporating transformers, power supplies and inductive loads where brief current surges occur during normal start-up. This helps minimise nuisance fuse operation while maintaining dependable circuit protection.
With a rated current of 16 A and a rated voltage of 250 V AC, the Mersen R222172 is ideal for industrial control panels, electrical distribution equipment, instrumentation and OEM machinery requiring IEC-compliant miniature fuse protection.
Key Advantages
- Medium time-lag characteristic withstands temporary inrush currents.
- 16 A current rating for dependable industrial circuit protection.
- 250 V AC voltage rating suitable for IEC applications.
- Compact 5 x 20 mm miniature fuse format.
- Helps minimise nuisance fuse operation during equipment start-up.
- Manufactured by trusted electrical protection specialist Mersen.
Key Features
- Mersen 5SM IEC Miniature Fuse Series.
- Model: R222172.
- 16 A rated current.
- 250 V AC rated voltage.
- Medium time-lag operating characteristic.
- 5 x 20 mm IEC fuse format.
- Glass body with silver-plated contacts.
- RoHS compliant construction.
Reliable Protection for Industrial Electrical Equipment
Medium time-lag miniature fuses are designed to tolerate temporary inrush currents generated by transformers, switched-mode power supplies and inductive equipment while providing dependable protection against prolonged overloads and fault currents. This balance improves equipment reliability and reduces unnecessary fuse replacement.
The Mersen R222172 is widely used by panel builders, OEM manufacturers and maintenance engineers requiring dependable IEC miniature fuse protection for industrial control systems and electrical distribution equipment.
Typical Applications
- Industrial control panels.
- Electrical distribution equipment.
- Automation systems.
- Instrumentation equipment.
- Electronic power supplies.
- OEM machinery.
- Control transformers.
- Industrial maintenance applications.
