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MERSEN FUSE 6,9 URD 30 E F 0350 6,9URD30EF0350
High-speed aR characteristic fuse designed for semiconductor protection with integrated striker and open slot blades, rated at 350A, 690VAC IEC, and 700VAC UL.
£83.89
Why Choose the Mersen R300096 Protistor® High-Speed Fuse?
The Mersen R300096 (PC30UD69V350EF) is a Protistor® Size 30 square body high-speed semiconductor fuse designed to provide ultra-fast protection for modern power conversion equipment. Featuring an aR ultra-fast operating characteristic, it protects sensitive semiconductor devices including IGBTs, MOSFETs, thyristors and diodes against damaging short-circuit currents.
Manufactured using precision die-cut silver fuse elements embedded in solidified sand, the fuse delivers exceptional current limitation, low let-through energy and a high interrupting capacity. Silver-plated contact surfaces, non-magnetic hardware and an integrated striker indicator provide dependable long-term performance while simplifying maintenance and remote status indication.
Rated at 350 A, with 690 V AC (IEC) and 700 V AC (UL) ratings, the R300096 is ideal for industrial drives, UPS systems, renewable energy converters, motor drives and other demanding semiconductor protection applications.
Key Advantages
- Ultra-fast aR semiconductor protection.
- 350 A current rating.
- 690 V AC IEC / 700 V AC UL voltage ratings.
- Outstanding current-limiting performance.
- Integrated striker indicator for simplified maintenance.
- Open-slot blade terminals for secure installation.
Key Features
- Mersen Protistor® Size 30 series.
- Catalogue number: PC30UD69V350EF.
- aR ultra-fast characteristic.
- 350 A rated current.
- 690 V AC IEC / 700 V AC UL.
- Open-slot blade terminals.
- Integrated striker indicator.
- Ceramic square body with silver-plated contacts.
Reliable Protection for Semiconductor Equipment
The Protistor® Size 30 range has been developed specifically for the protection of high-value semiconductor devices. Its low let-through energy reduces stress on power electronics, helping extend equipment life while reducing downtime and maintenance costs.
These fuses are widely used in industrial automation, renewable energy installations, UPS systems, motor drives and power conversion equipment where dependable semiconductor protection is essential.
Typical Applications
- Variable speed drives (VSDs).
- Industrial motor drives.
- Power converters.
- Industrial rectifiers.
- UPS systems.
- Renewable energy inverters.
- Protection of IGBTs, MOSFETs, thyristors and diodes.
Technical Specifications
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| Fuse Indication | Striker | |
|---|---|---|
| Fuse Type | Semiconductor | |
| Fuse Class | aR | |
| Voltage | 690 V | |
| Item number | R300096 | |
| Catalogue No | PC30UD69V350EF | |
| Description | Square Body High-Speed Fuse Protistor® Size 30 aR 690VAC IEC 700VAC UL 350A With Striker Open Slot Blades | |
| EAN/UPC Code | 3605340323412 | |
| Rated voltage AC UL | 700 V | |
| Rated voltage AC IEC | 690 V | |
| Ampere Rating | 350 A | |
| RoHS Compliant | Yes | |
| AC or DC | AC | |
| Speed/Characteristic | aR | |
| Fuse Size | 30 | |
| Mounting | Bolted | |
| Clearing I2t At Rated Voltage | 86 kA²s | |
| Melting I2t | 15.5 kA²s | |
| AC Max I.R./Breaking Capacity | I1: 200 kA | |
| Indication System | Yes | |
| Indication System Type | Striker | |
| Connection/Terminal Material | Silver-Plated Copper | |
| Connection/Terminal Type | Open Slot Blades | |
| Product Width | 40 mm | |
| Product Length | 100 mm | |
| Product Height | 48 mm | |
| Sell Pack Quantity | 3 EA | |
| Sell Pack Weight | 0.7959 kg | |
| Sell Pack Width | 140 mm | |
| Sell Pack Length | 143 mm | |
| Sell Pack Height | 65 mm | |
| Product group | Semiconductor Protection Fuses | |
| Body/Insulating Material | Ceramic | |
| Product Weight | 0.2653 kg | |
| Power Dissipation at Rated Current Value | 60 W | |
| HS Code | 85361090 | |
| Country of Manufacture | France |
Frequently Asked Questions
What is the Mersen R300096 used for?
It provides ultra-fast short-circuit protection for semiconductor devices used in industrial power conversion equipment.
What is the current rating?
The Mersen R300096 has a rated current of 350 A.
What voltage is the fuse rated for?
It is rated at 690 V AC (IEC) and 700 V AC (UL).
What does the aR classification mean?
The aR characteristic denotes an ultra-fast fuse intended to protect semiconductor devices against short-circuit faults.
Does the fuse include an indicator?
Yes. The R300096 includes an integrated striker indicator for local or optional remote status indication.
Trusted Protection for Critical Power Electronics
Mersen Protistor® semiconductor fuses are trusted worldwide by OEMs, machine builders and industrial engineers to provide reliable protection for critical semiconductor equipment.
