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MERSEN FUSE A 070 URD 30 KI 0500 A070URD30KI0500
High-speed aR characteristic fuse for semiconductor protection, rated 500A at 690VAC IEC and 700VAC UL with striker indication and slotted blade terminals.
£94.36
Why Choose the Mersen V301065 High-Speed Semiconductor Fuse?
The Mersen V301065 is an industrial high-speed semiconductor fuse developed to protect sensitive power electronic components from damaging short-circuit currents. Its rapid operating performance helps limit the electrical and thermal energy transferred to valuable semiconductor devices, supporting dependable operation in demanding industrial equipment.
High-speed fuses are engineered to operate considerably faster than conventional general-purpose fuses. This makes the V301065 suitable for protecting components such as IGBTs, thyristors, power diodes and rectifier assemblies used in motor drives, converters, inverters and other power electronic systems.
The Mersen V301065 is intended for installation within a compatible fuse holder, electrical panel or OEM equipment assembly. The fuse reference, current rating, voltage rating, operating class, terminal arrangement and physical dimensions should be checked against the official Mersen technical documentation and the original equipment requirements before installation.
Key Advantages
- High-speed semiconductor fuse designed for power electronic protection.
- Rapid fault interruption helps protect sensitive and costly components.
- Low let-through energy helps reduce thermal and electrical stress.
- Suitable for industrial power conversion and motor-control equipment.
- Manufactured by Mersen, a recognised specialist in electrical protection.
- Suitable for OEM installation, maintenance and replacement applications.
Key Features
- Mersen high-speed semiconductor fuse.
- Manufacturer reference V301065.
- Fast-acting protection against short-circuit faults.
- Designed to protect semiconductor-based power equipment.
- Industrial-grade construction for demanding operating environments.
- Helps limit fault energy reaching protected components.
- Designed for use with appropriately rated fuse mounting equipment.
- Suitable for industrial maintenance and OEM systems.
Reliable Protection for Power Electronic Equipment
Semiconductor components can be damaged within milliseconds when exposed to excessive fault current. High-speed fuses are specifically engineered to interrupt these currents rapidly, reducing the amount of destructive energy that reaches the protected device and helping prevent extensive equipment damage.
Correct fuse coordination is essential for reliable protection. The electrical characteristics of the Mersen V301065 must be matched to the system voltage, normal operating current, prospective short-circuit current and withstand limits of the semiconductor components being protected.
Typical Applications
- Variable frequency drives and motor-control systems.
- Industrial rectifiers and power converters.
- Uninterruptible power supply equipment.
- Industrial inverters.
- Renewable energy conversion systems.
- Automation and production machinery.
- OEM semiconductor-based power equipment.
Technical Specifications
Tick the specs you need, then view products that match.
| Fuse Indication | Striker | |
|---|---|---|
| Fuse Type | Semiconductor | |
| Fuse Class | aR | |
| Voltage | 690 V | |
| Item number | V301065 | |
| Catalogue No | A070UD30KI500 | |
| Description | Square Body High-Speed Fuse Protistor® Size 30 aR 690VAC IEC 700VAC UL 500A With Striker Slotted Blades short | |
| EAN/UPC Code | 3605340336276 | |
| Rated voltage AC UL | 700 V | |
| Rated voltage AC IEC | 690 V | |
| Ampere Rating | 500 A | |
| RoHS Compliant | Yes | |
| AC or DC | AC | |
| Speed/Characteristic | aR | |
| Fuse Size | 30 | |
| Mounting | Bolted | |
| Clearing I2t At Rated Voltage | 264 kA²s | |
| Melting I2t | 41 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 | Slotted Blades | |
| Product Width | 40 mm | |
| Product Length | 129 mm | |
| Product Height | 48 mm | |
| Sell Pack Quantity | 3 EA | |
| Sell Pack Weight | 0.873 kg | |
| Sell Pack Width | 133 mm | |
| Sell Pack Length | 157 mm | |
| Sell Pack Height | 54 mm | |
| Product group | Semiconductor Protection Fuses | |
| Body/Insulating Material | Ceramic | |
| Product Weight | 0.291 kg | |
| Power Dissipation at Rated Current Value | 88 W | |
| HS Code | 85361090 | |
| Country of Manufacture | France |
Frequently Asked Questions
What is the Mersen V301065 used for?
The Mersen V301065 is used to provide rapid short-circuit protection for sensitive semiconductor components installed in industrial power electronic equipment.
Which components can the V301065 help protect?
It is intended for applications containing power semiconductor components such as IGBTs, thyristors, power diodes and rectifiers.
Is the Mersen V301065 a general-purpose fuse?
The V301065 is intended for specialised high-speed semiconductor protection and should only be installed where its verified electrical characteristics match the equipment requirements.
How should a replacement V301065 fuse be selected?
Confirm the complete manufacturer reference and compare the current rating, voltage rating, operating class, breaking capacity, dimensions and terminal arrangement with the original fuse and equipment documentation.
Where is the Mersen V301065 commonly installed?
It may be installed in compatible industrial drives, converters, inverters, UPS equipment and other semiconductor-based power systems.
Trusted Industrial Circuit Protection
Mersen high-speed fuses are used in industrial power electronic systems where rapid fault interruption, low let-through energy and dependable semiconductor protection are critical.
