MERSEN FUSE 6,9 GRB 000 BS 88/080 N330108

Why Choose the Mersen N330108 Protistor Semiconductor Fuse?

The Mersen N330108 is a high-performance high-speed semiconductor fuse designed to provide dependable protection for sensitive power electronic equipment against overload and short-circuit currents. As part of the established Mersen Protistor BS88-4 fuse range, it combines rapid fault interruption with excellent current-limiting performance for demanding industrial applications.

This fuse features a gR full-range operating class, enabling it to protect semiconductor devices against both overloads and short circuits. Its ultra-rapid operating characteristics help minimise the thermal, electrical and mechanical energy transferred to components such as diodes, thyristors, rectifiers and IGBTs during a fault.

With a rated current of 80 A, a rated voltage of 690 V AC and an interrupting rating of 200 kA, the Mersen N330108 is ideal for variable frequency drives, industrial rectifiers, inverters, UPS systems and power converters. Its size 000 BS88 fuse-link construction supports secure installation within compatible industrial fuse holders and protection assemblies.

Key Advantages

• High-speed semiconductor fuse designed for power electronic protection.
• 80 A rated current for industrial control and conversion circuits.
• 690 V AC voltage rating suitable for demanding electrical systems.
• gR full-range operating class protects against overloads and short circuits.
• 200 kA interrupting rating provides dependable high-fault-current protection.
• Excellent current limitation helps reduce equipment damage and production downtime.

Key Features

• Mersen Protistor BS88-4 semiconductor fuse range.
• 80 A nominal current rating.
• 690 V AC rated voltage.
• gR full-range semiconductor protection characteristic.
• Size 000 BS88 fuse-link format.
• 200 kA interrupting capacity.
• Non-indicating fuse-link construction.
• Designed for converters, drives and power semiconductor equipment.

Reliable Full-Range Protection for Power Electronics

High-speed semiconductor fuses such as the Mersen N330108 interrupt dangerous fault currents before excessive energy can damage sensitive electronic components. Their rapid response and current-limiting characteristics help protect semiconductor assemblies while improving the operational reliability of industrial power systems.

The gR operating class provides full-range protection against both overload and short-circuit currents. This makes the N330108 suitable for applications requiring comprehensive semiconductor protection, high breaking capacity and dependable coordination within industrial electrical systems.

Typical Applications

• Variable frequency drives and motor controllers.
• Industrial power converters and rectifiers.
• Inverters and power conversion systems.
• Uninterruptible power supply equipment.
• Industrial power supplies and battery chargers.
• Semiconductor-controlled automation machinery.