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⚡ Ultra-Fast Protection for Power Electronics: Mersen PC30UD69V500D1A Fuse

Looking for reliable semiconductor protection in high-power conversion systems? The Mersen PC30UD69V500D1A (Y301091) fuse delivers ultra-fast response, 690VAC IEC / 700VAC UL ratings, and 500A current capacity, making it ideal for safeguarding IGBTs, diodes, and thyristors in inverters, UPS systems, and motor drives.

🔧 Key Features

• Series: Protistor® Size 30 aR
• Voltage Rating: 690VAC (IEC), 700VAC (UL)
• Current Rating: 500A
• Mounting: DIN 110 blade terminals
• Striker Pin: Yes (for remote fuse status indication)
• Standards: IEC 60269-4, UL Recognized
• Applications: Power electronics, drives, UPS, renewable energy, battery storage

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🔁 Related Models in the Protistor® Size 30 aR Series

Model Number	Current Rating	Striker Pin	Notes
PC30UD69V400D1A	400A	Yes	Lower current variant
PC30UD69V630D1A	630A	Yes	Higher current, same footprint
PC30UD69V500D0	500A	No	Same rating, no striker pin
PC30UD69V500D1B	500A	Yes	Alternate terminal configuration
PC30UD69V500D1A-M	500A	Yes	Marine-certified variant

All models share:

• Square-body design for compact panel integration
• High breaking capacity for fault current interruption
• DIN blade mounting for secure and standardized installation

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✅ Why Choose Mersen Protistor® Fuses?

• Global compliance with IEC and UL standards
• Optimized for semiconductor protection in high-speed switching environments
• Modular sizing for easy replacement and system scaling
• Striker pin options for remote fuse monitoring and diagnostics

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