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MERSEN FUSE 6,9 GRB 70 TTF 0315 PC70GB69V315TF
Reliable high-speed gR fuse rated at 690VAC and 315A with integrated striker indication and flush ends with metric threads for industrial semiconductor protection.
£88.05
Why Choose the Mersen P301313 Protistor® High-Speed Fuse?
The Mersen P301313 is a specialist high-speed semiconductor fuse intended for compatible industrial power-electronic equipment. As part of Mersen’s established Protistor® product family, it is designed to help protect sensitive semiconductor components against damaging short-circuit and overcurrent conditions.
Unlike conventional general-purpose fuses, high-speed semiconductor fuses are engineered to interrupt fault currents rapidly and restrict the electrical and thermal energy reaching connected devices. This makes the P301313 suitable for compatible circuits containing power diodes, thyristors, rectifiers, GTOs and insulated-gate bipolar transistors.
The Mersen P301313 manufacturer reference enables engineers, OEMs, panel builders and maintenance teams to identify the required replacement component accurately. Its rated current, voltage, utilisation category, breaking capacity, I²t performance, dimensions and terminal arrangement should be verified against the original fuse and current Mersen technical documentation before installation.
Key Advantages
- High-speed protection for sensitive semiconductor components.
- Rapid fault interruption helps reduce damage to power electronics.
- Low let-through energy supports effective equipment protection.
- Suitable for demanding industrial power-conversion systems.
- Genuine Mersen component identified by part number P301313.
- Suitable for compatible OEM, maintenance and replacement applications.
Key Features
- Mersen Protistor® semiconductor fuse technology.
- Manufacturer part number: P301313.
- High-speed operating characteristic for semiconductor protection.
- Designed to restrict fault-current duration and let-through energy.
- Suitable for compatible diode, thyristor, rectifier, GTO and IGBT circuits.
- Robust construction for professional industrial environments.
- Intended for installation using the specified equipment mounting arrangement.
- Suitable for replacement and original equipment requirements.
Reliable Protection for Power Electronics
Power-semiconductor devices can suffer permanent damage within milliseconds when exposed to excessive fault current. A correctly selected high-speed fuse interrupts the fault rapidly and limits the energy reaching sensitive electronic components, helping reduce equipment damage, repair costs and unplanned downtime.
The Mersen P301313 is intended to provide dependable protection within compatible motor-control and power-conversion systems. Correct fuse selection is essential, so the required current rating, voltage rating, breaking capacity, utilisation category, I²t values, physical dimensions and connection arrangement must all be verified before ordering or installation.
Typical Applications
- Variable speed and variable frequency drives.
- Industrial rectifiers and power converters.
- Uninterruptible power supply systems.
- Motor drives and soft-start equipment.
- Industrial inverters and battery-charging systems.
- Automation and power distribution equipment.
Technical Specifications
Tick the specs you need, then view products that match.
| Fuse Indication | Striker | |
|---|---|---|
| Fuse Type | Semiconductor | |
| Fuse Class | gR | |
| Voltage | 690 V | |
| Item number | P301313 | |
| Catalogue No | PC70GB69V315TF | |
| Description | Square Body High-Speed Fuse Protistor® Size 70 gR 690VAC IEC 315A With Striker Flush ends metric threads | |
| EAN/UPC Code | 3605340339581 | |
| Rated voltage AC IEC | 690 V | |
| Ampere Rating | 315 A | |
| RoHS Compliant | Yes | |
| AC or DC | AC | |
| Speed/Characteristic | gR | |
| Fuse Size | 70 | |
| Mounting | Bolted | |
| Clearing I2t At Rated Voltage | 142000 A²s | |
| Melting I2t | 24110 A²s | |
| AC Max I.R./Breaking Capacity | I1: 150 kA | |
| Indication System | Yes | |
| Indication System Type | Striker | |
| Connection/Terminal Material | Silver-Plated Brass | |
| Connection/Terminal Type | Flush ends | |
| Product Width | 39 mm | |
| Product Length | 74 mm | |
| Product Height | 46 mm | |
| Sell Pack Quantity | 3 EA | |
| Sell Pack Weight | 1.017 kg | |
| Sell Pack Width | 85 mm | |
| Sell Pack Length | 133 mm | |
| Sell Pack Height | 55 mm | |
| Product group | Semiconductor Protection Fuses | |
| Body/Insulating Material | Ceramic | |
| Product Weight | 0.339 kg | |
| Power Dissipation at Rated Current Value | 47 W | |
| HS Code | 85361090 | |
| Country of Manufacture | France |
Frequently Asked Questions
What is the Mersen P301313 used for?
The P301313 is a high-speed fuse intended to protect compatible semiconductor devices and industrial power-electronic equipment against damaging short-circuit and overcurrent conditions.
Which components can the P301313 protect?
High-speed semiconductor fuses are commonly used to protect diodes, thyristors, rectifiers, GTOs and IGBTs within industrial power-conversion equipment.
Is the P301313 suitable for variable speed drives?
It may be suitable for compatible variable speed drives when its complete electrical ratings, operating characteristic, dimensions and terminal configuration match the equipment manufacturer’s requirements.
How should P301313 compatibility be confirmed?
Compare the complete part number, rated current, rated voltage, breaking capacity, utilisation category, I²t values, dimensions and terminal arrangement with the original fuse and current Mersen documentation.
Who should install the Mersen P301313?
The fuse should be selected and installed by a suitably qualified electrical engineer or technician in accordance with applicable safety requirements and the equipment manufacturer’s instructions.
Trusted by Power Electronics Professionals Worldwide
Mersen Protistor® fuses are specified by electrical engineers, OEM manufacturers and industrial maintenance teams for dependable high-speed protection of valuable power-electronic equipment.
