Why Choose the Mersen V300559 PC72UD13C500D1A High-Speed Fuse?
The Mersen V300559 (PC72UD13C500D1A) is a genuine Protistor® Size 72 ultra-fast square body semiconductor fuse engineered to provide maximum protection for modern power semiconductor devices operating in demanding industrial applications. Rated at 500A, 1250VAC (IEC) and 1300VAC (UL), this aR characteristic fuse delivers rapid fault interruption to protect sensitive equipment including IGBTs, thyristors and diodes.
Designed with a robust ceramic square body, DIN 110 blade terminals and an integrated striker indicator, the V300559 combines low let-through energy (I²t), high breaking capacity and dependable operation in demanding power conversion systems. Silver-plated contacts and non-magnetic hardware further enhance performance and long-term reliability.
Manufactured by Mersen, a global leader in electrical protection technology, the V300559 complies with major IEC and UL standards, making it suitable for industrial automation, renewable energy, UPS systems and heavy-duty power electronics worldwide.
Key Advantages
- Genuine Mersen Protistor® semiconductor protection fuse.
- Ultra-fast aR characteristic for semiconductor protection.
- 500A current rating.
- 1250VAC IEC / 1300VAC UL voltage rating.
- Integrated striker indicator for rapid fuse status indication.
- Size 72 square body with DIN 110 blade terminals.
- Low I²t helps minimise semiconductor damage during fault conditions.
- High interrupting capacity for demanding industrial applications.
Key Features
- Manufacturer: Mersen
- Part number: V300559
- Catalogue number: PC72UD13C500D1A
- Fuse series: Protistor® Size 72
- Fuse characteristic: aR ultra-fast semiconductor protection
- Current rating: 500A
- Rated voltage (IEC): 1250VAC
- Rated voltage (UL): 1300VAC
- Terminal style: DIN 110 blade connections
- Operation indicator: Integrated striker
- Suitable for: Protection of IGBTs, thyristors, diodes and other semiconductor devices.
Designed for High-Power Semiconductor Protection
The Protistor® Size 72 range has been engineered to provide state-of-the-art protection for modern power semiconductor devices. Pure silver fuse elements embedded in solidified sand provide rapid fault interruption while maintaining low let-through energy to minimise thermal and electrical stress during short-circuit conditions.
The V300559 is ideally suited to industrial drives, converters and other power electronic systems where dependable semiconductor protection is essential for maximising equipment reliability and reducing downtime.
Typical Applications
- Variable speed drives.
- Industrial inverters.
- Power converters.
- UPS systems.
- Motor drives.
- Renewable energy converters.
- Industrial automation equipment.
- Semiconductor protection circuits.
