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MERSEN FUSE A 130 URD 71 LLI 0450 A130URD71LLI0450
MPN: L300666
Alt. SKU: A130UD71LLI450
Special Price
£103.58
£86.32
Regular Price
£188.33
MERSEN FUSE A 130 URD 71 LLI 0450 A130URD71LLI0450 is available to buy in increments of 3
Why Choose the Square Body High-Speed Fuse Protistor® Size 71 aR 1250VAC IEC 1300VAC UL 450A With Striker Slotted Blades long A130UD71LLI450?
Engineered for critical power electronics protection, this fuse offers rapid response to overcurrent faults in demanding industrial environments. With a high interrupting capacity at 1250VAC (IEC) and 1300VAC (UL), it ensures reliable safeguarding of semiconductors and power conversion equipment.
The integrated striker mechanism provides visual and remote signalling of operation, while slotted blades allow for secure, versatile installation. Optimised for applications requiring 450A high-speed protection, this fuse meets leading international standards for performance and safety.
Product Code: L300666
Key Benefits
- High interrupting capacity ensures protection of sensitive semiconductor devices.
- Rapid response to overcurrent faults minimises equipment damage.
- Striker indication system provides clear visual and remote signalling of fuse operation.
- Silver-plated copper slotted blades enable secure and reliable mounting.
- Ceramic body offers excellent insulation and durability in harsh industrial environments.
Compatibility
This fuse is compatible with industrial power electronics systems requiring high-speed protection at 450A and rated voltages of 1250VAC (IEC) and 1300VAC (UL). It is suitable for use in bolted mounting fuse holders designed for Size 71 fuses with slotted blade connections.
Applications
- Power conversion equipment protection
- Semiconductor device safeguarding
- Industrial motor drives
- Renewable energy systems
- High-power electrical installations requiring fast-acting fuse protection
Technical Specifications
- Item number: L300666
- Catalogue No: A130UD71LLI450
- Description: Square Body High-Speed Fuse Protistor® Size 71 aR 1250VAC IEC 1300VAC UL 450A With Striker Slotted Blades long
- EAN/UPC Code: 3605340331851
- Rated voltage AC UL: 1300 V
- Rated voltage AC IEC: 1250 V
- Ampere Rating: 450 A
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 71
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 378 kA²s
- Melting I2t: 47 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: 51 mm
- Product Length: 157.4 mm
- Product Height: 56.5 mm
- Sell Pack Quantity: 3 EA
- Sell Pack Weight: 1.62 kg
- Sell Pack Width: 155 mm
- Sell Pack Length: 165 mm
- Sell Pack Height: 60 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 0.54 kg
- Power Dissipation at Rated Current Value: 95 W
Frequently Asked Questions
What does the 'aR' speed characteristic mean?
The 'aR' speed characteristic indicates a high-speed fuse designed to protect semiconductor devices by clearing faults rapidly, minimising damage.
Can this fuse be used in DC circuits?
No, this fuse is rated for AC applications only, as specified in the technical specifications.
What is the purpose of the striker indication system?
The striker provides a visual and remote signal when the fuse has operated, allowing for quick identification and replacement.
Is the fuse suitable for bolted mounting?
Yes, the fuse is designed for bolted mounting with slotted blade terminals for secure installation.
Common Search Terms
high-speed fuse, semiconductor protection fuse, aR fuse, 450A fuse, 1250VAC fuse, 1300VAC fuse, striker fuse, slotted blade fuse, Size 71 fuse, industrial fuse, Protistor fuse
| Manufacturer Part Number | L300666 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 3605340331851 |
| Height | 157.4mm |
| Width | 51mm |
| Depth | 56.5mm |
| HS Code | 85351000 |
| Manufacturer | Mersen |
| Alternative Product SKU | A130UD71LLI450 |
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