Why Choose the Mersen W097470 BS236UU69V630T Semiconductor Fuse?
The Mersen W097470 BS236UU69V630T is a high-speed British Standard semiconductor fuse-link engineered to provide rapid short-circuit protection for high-power semiconductor devices. As part of the proven Mersen Protistor® BS236 series, this fuse is designed for demanding industrial applications including variable speed drives, rectifiers, inverters and power conversion equipment where ultra-fast fault interruption is essential.
Designed with a 630 A current rating and a 690 V AC (IEC) / 700 V AC (UL) voltage rating, the BS236UU69V630T delivers outstanding protection for IGBTs, thyristors, diodes and other power semiconductor devices. Its high interrupting capacity and low let-through energy help minimise damage during fault conditions while improving system reliability and reducing costly downtime.
The fuse features a robust dual 36 × 55 mm body construction with an integrated striker indicator, making it suitable for demanding industrial installations where reliable protection and easy maintenance are required.
Key Advantages
- High-speed semiconductor protection fuse for industrial power electronics.
- 630 A current rating for high-power applications.
- 690 V AC IEC / 700 V AC UL rated voltage.
- Ultra-fast semiconductor protection with low let-through energy.
- Integrated striker indicator simplifies maintenance.
- Designed for demanding industrial power conversion equipment.
Key Features
- Mersen Protistor® BS236 series.
- Model BS236UU69V630T.
- Manufacturer SKU: W097470.
- 630 A current rating.
- 690 V AC IEC / 700 V AC UL voltage rating.
- High-speed semiconductor protection.
- Dual 36 × 55 mm body size.
- Built-in striker indicator for fuse operation indication.
- Designed for bolted industrial mounting.
Reliable Protection for High-Power Semiconductor Equipment
Modern power electronic equipment relies on semiconductor devices that can be permanently damaged by high fault currents within milliseconds. High-speed semiconductor fuses are specifically engineered to interrupt these faults rapidly, limiting thermal and electrical stress to help maximise equipment life and minimise repair costs.
The Mersen Protistor® BS236 range is widely used by OEMs, panel builders and maintenance engineers to protect high-power converters, industrial drives, UPS systems, renewable energy installations and heavy-duty power electronics.
Typical Applications
- Variable frequency drives (VFDs).
- Industrial power converters.
- High-power UPS systems.
- Rectifiers and DC drives.
- Renewable energy converters.
- Industrial motor control equipment.
- Semiconductor protection in heavy industrial applications.
