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MERSEN FUSE A 130 URD 72 LI 0315 A130URD72LI0315
MPN: R300671
Alt. SKU: A130UD72LI315
Special Price
£102.17
£85.14
Regular Price
£185.76
MERSEN FUSE A 130 URD 72 LI 0315 A130URD72LI0315 is available to buy in increments of 3
Why Choose the Square Body High-Speed Fuse Protistor® Size 72 aR 1250VAC IEC 1300VAC UL 315A With Striker Slotted Blades long A130UD72LI315?
Engineered for demanding industrial applications, this high-speed fuse delivers rapid circuit protection for sensitive power semiconductor devices, safeguarding equipment against overloads and short circuits. Its robust square body and slotted blade design enable easy integration into high-power assemblies, ensuring both mechanical strength and secure electrical connections.
Certified to IEC and UL standards for 1250VAC and 1300VAC operation, and rated at 315A, this fuse offers superior reliability and consistent performance under harsh conditions. Integrated striker feature enables remote fault signalling, facilitating seamless maintenance and minimising system downtime.
Product Code: R300671
Key Benefits
- Rapid disconnection to protect sensitive semiconductor devices
- High breaking capacity of 126 kA ensures safe interruption of fault currents
- Striker indication system for remote fault signalling and easy maintenance
- Robust ceramic body for enhanced durability and thermal stability
- Silver-plated copper slotted blade terminals for reliable electrical connections
- Certified to IEC and UL standards for global compliance
Compatibility
This fuse is compatible with industrial power assemblies requiring Size 72 high-speed semiconductor protection fuses. It fits bolted mounting configurations and integrates seamlessly with equipment designed for 1250VAC IEC or 1300VAC UL rated voltages. Suitable for use in systems demanding a 315A current rating and aR (partial-range) characteristic fuses.
Applications
- Protection of power semiconductor devices such as thyristors and diodes
- Industrial motor drives and variable speed controllers
- Power conversion and inverter systems
- Renewable energy systems including solar inverters
- High-power electrical distribution panels
Frequently Asked Questions
What does the 'aR' speed characteristic mean?
The 'aR' characteristic indicates a partial-range high-speed fuse designed specifically for protecting semiconductor devices by rapidly clearing short circuits while tolerating inrush currents.
Can this fuse be used in DC applications?
No, this particular fuse is rated for AC applications only, as indicated by the AC or DC specification.
What is the purpose of the striker indication system?
The striker provides a mechanical indication of fuse operation and can be used for remote signalling to alert maintenance personnel of a blown fuse.
Is this fuse suitable for bolted mounting?
Yes, the fuse is designed for bolted mounting, ensuring secure and stable installation in electrical assemblies.
Common Search Terms
high-speed fuse, semiconductor protection fuse, Size 72 fuse, 315A fuse, 1250VAC fuse, 1300VAC fuse, aR fuse, striker fuse, bolted mounting fuse, industrial fuse
Technical Specifications
- Item number: R300671
- Catalogue No: A130UD72LI315
- Description: Square Body High-Speed Fuse Protistor® Size 72 aR 1250VAC IEC 1300VAC UL 315A With Striker Slotted Blades long
- EAN/UPC Code: 3605340331929
- Rated voltage AC UL: 1300 V
- Rated voltage AC IEC: 1250 V
- Ampere Rating: 315 A
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 72
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 125 kA²s
- Melting I2t: 15.1 kA²s
- AC Max I.R./Breaking Capacity: I1: 126 kA
- Indication System: Yes
- Indication System Type: Striker
- Connection/Terminal Material: Silver-Plated Copper
- Connection/Terminal Type: Slotted Blades
- Product Width: 59 mm
- Product Length: 157.4 mm
- Product Height: 63 mm
- Sell Pack Quantity: 3 EA
- Sell Pack Weight: 2.1699 kg
- Sell Pack Width: 150 mm
- Sell Pack Length: 190 mm
- Sell Pack Height: 70 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 0.7233 kg
- Power Dissipation at Rated Current Value: 76 W
| Manufacturer Part Number | R300671 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 3605340331929 |
| Height | 157.4mm |
| Width | 59mm |
| Depth | 63mm |
| HS Code | 85351000 |
| Manufacturer | Mersen |
| Alternative Product SKU | A130UD72LI315 |
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