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MERSEN FUSE 6,9 URU 236 T 630 BS236UU69V630T
Why Choose the MERSEN FUSE 6,9 URU 236 T 630 BS236UU69V630T?
£133.63
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.
Technical Specifications
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| Fuse Indication | Striker | |
|---|---|---|
| Device Type | Fuse link | |
| Fuse Type | Semiconductor | |
| Voltage | 690 V | |
| Manufacturer | Mersen | |
| Series | Protistor® BS236 | |
| Model | BS236UU69V630T | |
| SKU | W097470 | |
| Product type | High-speed semiconductor fuse-link | |
| Current rating | 630 A | |
| Rated voltage (IEC) | 690 V AC | |
| Rated voltage (UL) | 700 V AC | |
| Body size | Dual 36 × 55 mm | |
| Indicator | Built-in striker | |
| Mounting | Bolted | |
| Application | Semiconductor protection | |
| Standards | IEC 60269-4, BS88 semiconductor fuse range |
Frequently Asked Questions
What is the Mersen W097470 used for?
It provides high-speed protection for power semiconductor devices used in industrial drives, converters, UPS systems and other high-power electronic equipment.
What is the current rating of the W097470?
The fuse has a 630 A current rating.
What voltage is this fuse rated for?
The BS236UU69V630T is rated at 690 V AC (IEC) and 700 V AC (UL).
Does this fuse include an operation indicator?
Yes. The fuse incorporates a built-in striker indicator that provides a clear indication when the fuse has operated.
Which equipment commonly uses this fuse?
It is commonly used in high-power variable speed drives, industrial converters, UPS systems, rectifiers and other semiconductor-based power conversion equipment.
Trusted Protection for Critical Power Electronics
Mersen Protistor® semiconductor fuses are trusted worldwide by OEMs, panel builders and industrial engineers to provide fast, dependable protection for valuable power electronic equipment operating in demanding industrial environments.
