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MERSEN FUSE A 070 URD 31 LI 0315 A070URD31LI0315
MPN: X300699
Alt. SKU: A070UD31LI315
Special Price
£82.57
£68.81
Regular Price
£150.12
MERSEN FUSE A 070 URD 31 LI 0315 A070URD31LI0315 is available to buy in increments of 3
Why Choose the Square Body High-Speed Fuse Protistor® Size 31 aR 690VAC IEC 700VAC UL 315A With Striker Slotted Blades Long A070UD31LI315?
Engineered for reliable performance in demanding industrial applications, this high-speed fuse offers rapid response for short-circuit protection up to 315A. Certified to both IEC 690VAC and UL 700VAC standards, it ensures robust safeguarding of sensitive semiconductor components.
The long, slotted blade design with integrated striker enables convenient status indication and secure fitment in compact assemblies. Trusted for its superior breaking capacity and durability, the A070UD31LI315 is the ideal choice for critical power electronics and drive systems.
Product Code: X300699
Key Benefits
- High-speed aR characteristic for rapid short-circuit protection
- Certified to IEC 690VAC and UL 700VAC standards ensuring wide compatibility
- Long slotted blade design with striker for clear blown fuse indication
- Robust ceramic body for enhanced durability and insulation
- Silver-plated copper terminals for excellent conductivity and corrosion resistance
- High breaking capacity of 200 kA for reliable protection in demanding environments
Compatibility
This fuse is compatible with Size 31 fuse holders and switchgear assemblies designed for semiconductor protection. It is suitable for use in AC circuits up to 700 V UL and 690 V IEC ratings, making it ideal for integration into industrial motor drives, power converters, and UPS systems.
Applications
- Protection of semiconductor devices such as thyristors and diodes
- Industrial motor drives and variable frequency drives (VFDs)
- Power electronic converters and inverters
- Uninterruptible power supplies (UPS)
- General industrial electrical protection requiring high breaking capacity
Technical Specifications
- Item number: X300699
- Catalogue No: A070UD31LI315
- Description: Square Body High-Speed Fuse Protistor® Size 31 aR 690VAC IEC 700VAC UL 315A With Striker Slotted Blades long
- EAN/UPC Code: 3605340332414
- Rated voltage AC UL: 700 V
- Rated voltage AC IEC: 690 V
- Ampere Rating: 315 A
- RoHS Compliant: Yes
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 31
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 44000 A²s
- Melting I2t: 7500 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: 65 W
Frequently Asked Questions
What does the aR characteristic mean?
The aR (partial-range) characteristic indicates that the fuse is designed for semiconductor protection, providing high-speed interruption of short circuits while allowing for inrush currents typical in power electronics.
Can this fuse be used in DC applications?
No, this fuse is specified for AC applications only, as indicated by the AC or DC rating in the technical specifications.
What is the purpose of the striker indication system?
The striker provides a mechanical indication when the fuse has blown, allowing for quick visual or mechanical detection without disassembly.
Is this fuse RoHS compliant?
Yes, the fuse complies with RoHS regulations, ensuring it is free from hazardous substances.
Common Search Terms
high-speed fuse, semiconductor protection fuse, size 31 fuse, 315A fuse, 690VAC fuse, 700VAC fuse, aR fuse, industrial fuse, striker fuse, slotted blade fuse, ceramic body fuse, bolted mounting fuse
| Manufacturer Part Number | X300699 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 3605340332414 |
| Height | 148.6mm |
| Width | 51mm |
| Depth | 56.5mm |
| HS Code | 85361090 |
| Country of Manufacture | France |
| Manufacturer | Mersen |
| Alternative Product SKU | A070UD31LI315 |
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