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MERSEN FUSE 12 URD 70 EF 0315 PC70UD12C315EF
High-speed Protistor® fuse with striker indication, rated 315A, 1200VAC IEC, 1300VAC UL, Size 70, for semiconductor protection.
£97.73
Why Choose the Mersen X300607 Protistor® High-Speed Fuse?
The Mersen X300607 is a premium square body semiconductor protection fuse engineered to provide ultra-fast protection for sensitive power semiconductor devices including IGBTs, thyristors, GTOs and diodes. As part of the Mersen Protistor® Size 70 aR series, it is designed for high-voltage power conversion equipment where rapid fault interruption and dependable semiconductor protection are essential.
Manufactured using pure silver fuse elements embedded in solidified sand, the X300607 delivers low energy let-through, high interrupting capacity and reliable arc control. Silver-plated contact surfaces, non-magnetic hardware and an integrated striker indicator provide dependable operation and simplify maintenance in demanding industrial environments.
With a 315 A current rating and a 1200 V AC IEC / 1300 V AC UL voltage rating, the Mersen X300607 is ideally suited for industrial drives, converters, UPS systems, renewable energy equipment and other high-voltage power electronic applications.
Key Advantages
- Ultra-fast aR semiconductor protection fuse.
- 315 A current rating for high-voltage industrial applications.
- 1200 V AC IEC / 1300 V AC UL voltage capability.
- 150 kA breaking capacity for dependable fault protection.
- Integrated striker indicator simplifies maintenance.
- Silver-plated open slot blade terminals ensure reliable electrical performance.
Key Features
- Mersen Protistor® Size 70 series.
- 315 A rated current.
- 1200 V AC IEC / 1300 V AC UL rated voltage.
- aR ultra-fast operating characteristic.
- Integrated striker indication system.
- Open slot blade terminals.
- Square body bolted construction.
- Designed specifically for semiconductor protection.
Reliable Semiconductor Protection
High-speed semiconductor fuses are specifically engineered to interrupt fault currents before expensive semiconductor devices can be damaged. Their ultra-fast response reduces thermal stress while maintaining the performance and reliability of industrial power conversion equipment.
The Mersen Protistor® range is widely used throughout industrial automation, renewable energy, transportation and manufacturing industries, providing dependable protection for drives, converters, rectifiers and UPS systems.
Typical Applications
- Variable frequency drives (VFDs).
- Industrial motor drives.
- Power converters and rectifiers.
- UPS systems.
- Renewable energy inverters.
- Industrial automation and power electronic equipment.
Technical Specifications
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| Fuse Indication | Striker | |
|---|---|---|
| Fuse Type | Semiconductor | |
| Fuse Class | aR | |
| Voltage | 1200 V | |
| Item number | X300607 | |
| Catalogue No | PC70UD12C315EF | |
| Description | Square Body High-Speed Fuse Protistor® Size 70 aR 1200VAC IEC 1300VAC UL 315A With Striker Open Slot Blades | |
| EAN/UPC Code | 3605340330922 | |
| Rated voltage AC UL | 1300 V | |
| Rated voltage AC IEC | 1200 V | |
| Ampere Rating | 315 A | |
| AC or DC | AC | |
| Speed/Characteristic | aR | |
| Fuse Size | 70 | |
| Mounting | Bolted | |
| Clearing I2t At Rated Voltage | 149000 A²s | |
| Melting I2t | 20000 A²s | |
| AC Max I.R./Breaking Capacity | I1: 150 kA | |
| Indication System | Yes | |
| Indication System Type | Striker | |
| Connection/Terminal Material | Silver-Plated Copper | |
| Connection/Terminal Type | Open Slot Blades | |
| Product Width | 39.8 mm | |
| Product Length | 123.4 mm | |
| Product Height | 49.5 mm | |
| Sell Pack Quantity | 3 EA | |
| Sell Pack Weight | 1.074 kg | |
| Sell Pack Width | 127 mm | |
| Sell Pack Length | 137 mm | |
| Sell Pack Height | 65 mm | |
| Product group | Semiconductor Protection Fuses | |
| Body/Insulating Material | Ceramic | |
| Product Weight | 0.358 kg | |
| Power Dissipation at Rated Current Value | 72 W | |
| HS Code | 85351000 |
Frequently Asked Questions
What is the Mersen X300607 used for?
The X300607 provides ultra-fast protection for semiconductor devices including IGBTs, thyristors, GTOs and diodes used in industrial power conversion equipment.
What is the current rating of the X300607?
This fuse has a 315 A current rating.
What voltage is the Mersen X300607 rated for?
The fuse is rated for 1200 V AC (IEC) and 1300 V AC (UL).
Does the X300607 include a blown fuse indicator?
Yes. The fuse incorporates an integrated striker indicator that can operate a compatible microswitch for remote indication.
Where is the Mersen X300607 typically installed?
It is commonly installed in industrial drives, converters, UPS systems, renewable energy equipment and other high-voltage power electronic applications.
Trusted Protection for Industrial Power Electronics
Mersen Protistor® semiconductor protection fuses are trusted worldwide to safeguard critical power electronic equipment by delivering rapid fault interruption, high breaking capacity and dependable long-term performance.
