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MERSEN FUSE 6,9 URGL 36 T 250 BS36UL69V250T
Why Choose the MERSEN FUSE 6,9 URGL 36 T 250 BS36UL69V250T?
£60.81
Why Choose the Mersen X097264 BS36UL69V250T Semiconductor Fuse?
The Mersen X097264, catalogue number BS36UL69V250T (designation 6.9 URGL 36T250), is a Protistor® BS88-4 high-speed semiconductor fuse-link designed to provide reliable protection for sensitive power semiconductor devices. It features an ultra-fast aR operating characteristic, making it ideal for protecting IGBTs, thyristors, diodes and other power electronic components against damaging short-circuit faults.
Rated at 250 A with a 690 V AC IEC voltage rating, the BS36UL69V250T is intended for demanding industrial applications including variable speed drives, UPS systems, power converters, rectifiers and renewable energy equipment. The fuse incorporates an integrated striker indicator for convenient local indication or remote signalling when used with a compatible microswitch.
Manufactured using Mersen's proven Protistor® technology, the fuse provides exceptional current limitation, low let-through energy and a high breaking capacity, helping minimise damage to expensive semiconductor devices while improving equipment reliability and reducing downtime.
Key Advantages
- Ultra-fast aR semiconductor protection.
- 250 A current rating.
- 690 V AC IEC rated operation.
- Integrated striker indicator for fuse status monitoring.
- Excellent current-limiting characteristics.
- Low I²t reduces stress on semiconductor devices.
- High breaking capacity for demanding industrial applications.
- BS88-4 compliant 36 × 55 mm square body construction.
Key Features
- Manufacturer: Mersen
- Series: Protistor® BS88-4
- Manufacturer SKU: X097264
- Catalogue number: BS36UL69V250T
- Designation: 6.9 URGL 36T250
- Fuse class: aR
- Square body 36 × 55 mm construction.
- Integrated striker indicator.
- Bolted blade terminals.
- Designed specifically for semiconductor protection.
Engineered for High-Power Semiconductor Protection
The Mersen X097264 is specifically designed to interrupt high prospective fault currents before damage can occur to costly semiconductor devices. Its ultra-fast aR characteristic limits fault energy, helping maximise equipment reliability while reducing maintenance costs in demanding industrial installations.
As an aR semiconductor fuse, the BS36UL69V250T is intended primarily for short-circuit protection. Suitable overload protection should be provided separately where required by the equipment manufacturer and applicable electrical standards.
Typical Applications
- Variable frequency drives (VFDs).
- Industrial motor drives.
- Power converters.
- Rectifiers.
- UPS systems.
- Renewable energy inverters.
- Industrial automation equipment.
- Semiconductor power protection circuits.
Technical Specifications
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| Fuse Indication | Striker | |
|---|---|---|
| Device Type | Fuse link | |
| Fuse Type | Semiconductor | |
| Fuse Class | aR | |
| Current | 250 A | |
| Voltage | 690 V | |
| Manufacturer | Mersen | |
| SKU | X097264 | |
| Catalogue number | BS36UL69V250T | |
| Designation | 6.9 URGL 36T250 | |
| Series | Protistor® BS88-4 | |
| Product type | High-speed semiconductor fuse-link | |
| Operating class | aR | |
| Rated current | 250 A | |
| Rated voltage | 690 V AC (IEC) | |
| Fuse body | 36 × 55 mm BS88-4 square body | |
| Terminal type | Bolted blade terminals | |
| Indicator | Integrated striker | |
| Application | Semiconductor short-circuit protection | |
| Factory pack quantity | 6 |
Frequently Asked Questions
What is the Mersen X097264 used for?
It provides ultra-fast short-circuit protection for semiconductor devices used in industrial drives, converters, rectifiers and other power electronic equipment.
What is the current rating of the X097264?
The Mersen X097264 has a rated current of 250 A.
What voltage is this fuse rated for?
The fuse is rated for operation at up to 690 V AC (IEC).
Does this fuse include a striker indicator?
Yes. The BS36UL69V250T incorporates an integrated striker indicator for local indication or remote signalling with a compatible microswitch.
What does the aR classification mean?
An aR fuse provides ultra-fast short-circuit protection for semiconductor devices and is intended to be used alongside suitable overload protection.
Which applications commonly use this fuse?
It is commonly used in industrial drives, UPS systems, converters, rectifiers, renewable energy systems and other semiconductor-based power electronic equipment.
Trusted Semiconductor Protection from Mersen
Mersen Protistor® semiconductor fuses are trusted worldwide by OEMs, panel builders and maintenance engineers for dependable protection of valuable semiconductor equipment operating in demanding industrial environments.
