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MERSEN FUSE A 070 URD 31 LI 0250 A070URD31LI0250
MPN: W300698
Alt. SKU: A070UD31LI250
Special Price
£76.90
£64.08
Regular Price
£139.80
MERSEN FUSE A 070 URD 31 LI 0250 A070URD31LI0250 is available to buy in increments of 3
Why Choose the Square Body High-Speed Fuse Protistor® Size 31 aR 690VAC IEC 700VAC UL 250A With Striker Slotted Blades long A070UD31LI250?
Designed for reliable protection of power semiconductors, this high-speed fuse offers precise circuit safeguarding at 690VAC (IEC) and 700VAC (UL), with a robust 250A rating. Its advanced aR characteristic ensures rapid fault interruption, safeguarding sensitive components during short-circuit events.
Featuring slotted blade terminals and an integrated striker, it facilitates secure, easy installation and reliable fuse indication. Engineered to IEC and UL standards, the A070UD31LI250 is the trusted choice for demanding industrial and renewable energy applications.
Product Code: A070UD31LI250
Key Benefits
- High-speed aR characteristic for rapid fault interruption
- Rated for 690VAC (IEC) and 700VAC (UL) ensuring versatile application
- Robust 250A rating suitable for demanding industrial loads
- Striker indication system for clear fuse status visibility
- Silver-plated copper slotted blade terminals for secure and reliable connections
- Ceramic body providing excellent insulation and durability
- Compliant with RoHS standards for environmental safety
Compatibility
This fuse is compatible with IEC and UL standard fuse holders designed for size 31 high-speed fuses. It is ideal for integration into semiconductor protection circuits, power converters, and industrial control panels requiring high breaking capacity and fast response times.
Applications
- Protection of power semiconductors such as thyristors and diodes
- Industrial motor drives and inverters
- Renewable energy systems including solar inverters
- Power supply units and converters
- Electrical distribution and control systems
Technical Specifications
- Item number: W300698
- Catalogue No: A070UD31LI250
- Description: Square Body High-Speed Fuse Protistor® Size 31 aR 690VAC IEC 700VAC UL 250A With Striker Slotted Blades long
- EAN/UPC Code: 3605340332407
- Rated voltage AC UL: 700 V
- Rated voltage AC IEC: 690 V
- Ampere Rating: 250 A
- RoHS Compliant: Yes
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 31
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 28000 A²s
- Melting I2t: 4700 A²s
- 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: 51 mm
- Product Length: 148.6 mm
- Product Height: 56.5 mm
- Sell Pack Quantity: 3 EA
- Sell Pack Weight: 1.2519 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: 0.4173 kg
- Power Dissipation at Rated Current Value: 52 W
Frequently Asked Questions
What does the aR characteristic mean?
The aR characteristic indicates a high-speed fuse designed specifically for semiconductor protection, capable of interrupting short-circuit currents rapidly to protect sensitive components.
Can this fuse be used in DC applications?
No, this particular fuse is rated for AC applications only, as indicated in the technical specifications.
How does the striker indication system work?
The striker indication system provides a mechanical signal when the fuse has blown, allowing for quick visual identification without disassembly.
Is this fuse compliant with environmental regulations?
Yes, the fuse is RoHS compliant, ensuring it meets environmental safety standards.
Common Search Terms
high-speed fuse, semiconductor protection fuse, aR fuse, 250A fuse, 690VAC fuse, 700VAC fuse, striker fuse, slotted blade fuse, IEC fuse, UL fuse, ceramic body fuse, power semiconductor protection
| Manufacturer Part Number | W300698 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 3605340332407 |
| Height | 148.6mm |
| Width | 51mm |
| Depth | 56.5mm |
| HS Code | 85361090 |
| Country of Manufacture | France |
| Manufacturer | Mersen |
| Alternative Product SKU | A070UD31LI250 |
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