Why Choose the Mersen T076929 Protistor® High-Speed Fuse?
The Mersen T076929 is a Protistor® high-speed cylindrical semiconductor fuse designed to provide rapid short-circuit protection for sensitive power semiconductor devices. Identified by the catalogue number A050URD5T13I, it forms part of Mersen's 10 × 38 mm Protistor® aR series, making it ideal for industrial drives, power supplies, converters and other power electronic equipment.
Engineered in accordance with IEC 60269-1 and IEC 60269-4, the fuse provides extremely fast fault interruption to protect IGBTs, SCRs, thyristors and diode modules from damaging short-circuit currents. Its integrated striker indicator enables quick identification after operation, simplifying maintenance and reducing downtime.
With a 5 A current rating, 500 V AC IEC voltage rating and a compact 10 × 38 mm cylindrical body, the Mersen T076929 delivers dependable semiconductor protection in demanding industrial environments.
Key Advantages
- High-speed aR semiconductor fuse for power electronic protection.
- 5 A rated current.
- 500 V AC IEC voltage rating.
- Integrated striker indicator for fast fuse status identification.
- Excellent current-limiting performance.
- Designed for industrial semiconductor protection applications.
Key Features
- Mersen Protistor® 10 × 38 mm series.
- Model: T076929.
- Catalogue number: A050URD5T13I.
- 5 A rated current.
- 500 V AC IEC rated voltage.
- 10 × 38 mm cylindrical body.
- aR operating characteristic.
- Integrated striker indicator.
- RoHS compliant.
Reliable Protection for Industrial Power Electronics
Protistor® semiconductor fuses are specifically designed to interrupt fault currents before excessive thermal energy can damage sensitive semiconductor devices. Their extremely fast operating characteristics help improve equipment reliability while reducing maintenance costs and downtime.
The T076929 is suitable for protecting industrial drives, UPS systems, converters, rectifiers and other power electronic equipment where dependable semiconductor short-circuit protection is essential.
Typical Applications
- Variable frequency drives.
- Industrial power supplies.
- Power converters.
- UPS systems.
- Semiconductor rectifiers.
- Industrial automation equipment.
