Product Description
The ABB 170M5388 / PC72UD13C250T (Part No. 3AUA0000090404) is a high-performance industrial semiconductor fuse designed for the protection of power electronics components such as diodes, thyristors, and IGBT modules. Developed by ABB, a global leader in electrification and automation technologies, this fuse delivers fast-acting protection against overcurrents and short circuits in high-power electrical systems.
Specifications
| Model: | 170M5388 / PC72UD13C250T |
| Part Number: | 3AUA0000090404 |
| Rated Current (In): | 250 A |
| Rated Voltage (Un): | 1300 V AC (IEC) / 700 V DC |
| Fuse Type: | Ultra-fast acting (aR) |
| Breaking Capacity: | 100 kA (at 1300 V AC) |
| Fuse Class: | aR – Partial range semiconductor protection |
| Mounting Style: | Bolt-on (Flush end contact) |
| Body Style: | Square body with cover |
| Element: | Silver (Ag) fuse element for fast, efficient blow time |
| Indicator: | Built-in visual blown fuse indicator |
| Ambient Temperature Range: | -40°C to +85°C |
Applications
The ABB 170M5388 fuse is primarily used for semiconductor device protection in high-power electronic circuits. Its ultra-fast acting characteristics make it suitable for sensitive equipment that cannot tolerate high energy surges. Common application areas include:
Variable Frequency Drives (VFDs):
Protects power semiconductors in motor drives from sudden overcurrents.
DC Link Protection:
Provides fault protection in DC intermediate circuits in inverters and converters.
UPS Systems:
Safeguards critical components from overload in uninterruptible power supplies.
Industrial Inverters and Converters:
Offers rapid protection for IGBT modules and rectifiers used in renewable energy and industrial automation.
Electric Rail and Traction Systems:
Prevents damage to traction inverters and control electronics in railway applications.
Battery Energy Storage Systems (BESS):
Shields inverters and converters in high-voltage energy storage units.
Solar and Wind Energy Inverters:
Ensures fast response to fault currents in renewable power inverters and combiner boxes.
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