Mersen PC32UD69V900TF / Q300072 Protistor Size 32 aR Fuse, 900 A, 690 V
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The Mersen PC32UD69V900TF, order code Q300072, is a Size 32 aR semiconductor fuse rated at 900 A and 690 VAC under IEC ratings. It features reinforced Type TTF M10 threaded terminals, a 200 kA AC breaking capacity, and pre-arcing I²t of 165 kA²s.
| Brand | Mersen |
| Product ID (MPN) | PC32UD69V900TF |
| Order Code | Q300072 |
| Product Category | Semiconductor Fuse |
| Utilization Category | aR |
| Rated Current | 900 A |
| Rated Voltage AC (IEC) | 690 V |
| Rated Voltage AC (UL) | 700 V |
| Rated Breaking Capacity AC | 200 kA |
| Pre-Arcing I²t | 165 kA²s |
| Clearing I²t at Rated Voltage | 990 kA²s |
| Power Dissipation at Rated Current | 110 W |
| Fuse Size | Size 32 |
| Terminal Type | Type TTF M10 Threaded Terminals |
| Terminal Design | Reinforced Terminal |
| Materials | Silver-Plated Contact Surfaces, Non-Magnetic Hardware, Solidified Sand |
| Standards | IEC 60269-4, VDE 636-23 |
| UL Certification | Yes |
Typical applications include semiconductor protection in inverters, motor drives, and uninterruptible power supply systems operating up to the verified voltage ratings. Confirm the 900 A rating, aR characteristic, Size 32 format, TTF M10 terminal configuration, and I²t values against the original equipment requirements.
Apexon Supply provides B2B sourcing and replacement support for the Mersen PC32UD69V900TF, helping procurement and maintenance teams review verified specifications and confirm technical alignment for industrial power systems.
Send the MPN, order code, required quantity, and application requirements to request a B2B quote and replacement sourcing support.
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