Description

F330055 Protistor® BS000UB69V160 High-Speed 160A aR Fuse

The F330055 Protistor® BS000UB69V160 is a high-performance, ultra-fast acting square body aR semiconductor fuse engineered to deliver maximum protection for sensitive power electronics. Designed to IEC and UL standards, this Protistor® size 000/00 fuse operates at up to 690VAC and 600VDC, providing exceptional flexibility for modern power conversion and industrial equipment.

Developed specifically to protect diodes, thyristors and IGBT devices, this fuse-link combines advanced construction techniques with superior electrical performance. Its compact square-body format and NH 000 size make it ideal for space-constrained installations requiring dependable, high-speed fault protection.

Key Features

• Ultra-Fast aR Protection: Specifically designed for semiconductor protection, limiting damage during fault conditions.

• Wide Voltage Capability: Rated up to 690VAC (IEC/UL) and 600VDC (UL) for versatile application use.

• High Breaking Capacity: Up to 200kA AC, ensuring safe interruption of extreme fault currents.

• Low I²t Values: Reduced pre-arcing and clearing I²t minimise thermal and electrical stress on protected components.

• Advanced Internal Construction: Die-cut fuse elements embedded in solidified sand for controlled arcing behaviour.

• Silver-Plated Contacts: Ensures low contact resistance and long-term electrical stability.

• Non-Magnetic Hardware: Suitable for high-performance power electronics and sensitive installations.

• Trip Indicator Compatibility: Can be fitted with a low-voltage trip indicator for remote monitoring via a microswitch.

• L-Bracket Mounting: NH 000 configuration enables secure and reliable installation.

Applications

The F330055 Protistor® High-Speed Fuse is ideally suited for protecting semiconductor devices in demanding power applications, including:

• Power converters and inverters

• Variable speed drives (VSDs)

• UPS systems

• Soft starters

• Industrial rectifiers

• Renewable energy systems

• Traction and power distribution equipment

Its rapid response and high interrupting capacity make it essential for safeguarding critical electronic components in high-energy environments.

Technical Specifications

• Manufacturer Series: Protistor® BS000UB69V160

• Catalogue Number: BS000UB69V160

• Item Number: F330055

• Fuse Type: aR (ultra-fast semiconductor protection)

• Rated Current (In): 160A

• Rated Voltage AC (IEC / UL): 690V

• Rated Voltage DC (UL): 600V

• Pre-Arcing I²t: 2,680 A²s

• Clearing I²t at Rated Voltage: 16,000 A²s

• Rated Breaking Capacity (AC): 200kA

• Power Dissipation at In: 31W

• Fuse Size: NH 000 / 00 square body

• Mounting: L brackets

• Package Quantity: 3

• Weight: 0.14kg

• Contact Material: Silver-plated

• Construction: Die-cut element with sand-filled body