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MERSEN FUSE A 130 URD 70 TTI 0250 A130URD70TTI0250
MPN: X301021
Alt. SKU: A130UD70TTI250
Special Price
£74.26
£61.88
Regular Price
£135.00
MERSEN FUSE A 130 URD 70 TTI 0250 A130URD70TTI0250 is available to buy in increments of 3
Why Choose the Square Body High-Speed Fuse Protistor® Size 70 aR 1250VAC IEC 1300VAC UL 250A With Striker Flush Ends UNC Threads A130UD70TTI250?
The Square Body High-Speed Fuse Protistor® offers dependable protection for demanding industrial and power electronic applications, supporting up to 250A at 1250VAC IEC and 1300VAC UL ratings. Its robust design ensures rapid fault interruption, minimising damage to sensitive components and maintaining operational continuity.
Engineered with striker flush ends, UNC threads, and a compact size 70 frame, this fuse provides straightforward installation and secure electrical connections. Certified to both IEC and UL standards, it delivers reliable, high-performance circuit protection tailored for modern, high-speed systems.
Technical Specifications
- Item number: X301021
- Catalogue No: A130UD70TTI250
- Description: Square Body High-Speed Fuse Protistor® Size 70 aR 1250VAC IEC 1300VAC UL 250A With Striker Flush ends UNC threads
- EAN/UPC Code: 3605340335552
- Rated voltage AC UL: 1300 V
- Rated voltage AC IEC: 1250 V
- Ampere Rating: 250 A
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 70
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 77000 A²s
- Melting I2t: 9580 A²s
- AC Max I.R./Breaking Capacity: I1: 150 kA
- Indication System: Yes
- Indication System Type: Striker
- Connection/Terminal Material: Silver-Plated Brass
- Connection/Terminal Type: Flush ends
- Product Width: 39.8 mm
- Product Length: 74 mm
- Product Height: 49.5 mm
- Sell Pack Quantity: 3 EA
- Sell Pack Weight: 1.05 kg
- Sell Pack Width: 85 mm
- Sell Pack Length: 135 mm
- Sell Pack Height: 550 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 0.35 kg
- Power Dissipation at Rated Current Value: 58 W
Product Code: X301021
Key Benefits
- High-speed aR characteristic ensures fast fault interruption protecting sensitive components.
- Dual certification to IEC and UL standards guarantees international compliance and safety.
- Robust ceramic body construction offers excellent durability and insulation.
- Striker indication system provides clear visual fault detection for maintenance efficiency.
- Flush ends with UNC threads enable secure and easy bolted mounting connections.
- High breaking capacity of 150 kA ensures reliable protection under severe fault conditions.
Compatibility
This fuse is compatible with industrial and power electronic systems requiring high-speed semiconductor protection. It fits fuse holders and assemblies designed for size 70 fuses with bolted mounting and UNC threaded flush end terminals.
Applications
- Protection of power semiconductors such as thyristors and diodes in industrial drives.
- High-speed circuit protection in power electronics and inverter systems.
- Use in renewable energy systems including solar inverters and wind turbine converters.
- Industrial motor control and automation equipment requiring rapid fault clearing.
- Electrical distribution panels in demanding industrial environments.
Frequently Asked Questions
What does the aR speed/characteristic mean?
The aR rating indicates a high-speed fuse designed specifically for semiconductor protection, capable of interrupting high fault 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 specified in the technical specifications.
What is the significance of the striker indication system?
The striker indication system provides a visual signal when the fuse has operated, allowing quick identification of blown fuses without disassembly.
Is this fuse suitable for use in UL certified equipment?
Yes, it is UL certified with a rated voltage of 1300 V AC, making it suitable for UL compliant systems.
Common Search Terms
high-speed fuse, semiconductor protection fuse, aR fuse, size 70 fuse, 250A fuse, 1250VAC fuse, 1300VAC fuse, striker fuse, ceramic body fuse, industrial fuse, bolted mounting fuse
| Manufacturer Part Number | X301021 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 3605340335552 |
| Height | 74mm |
| Width | 39.8mm |
| Depth | 49.5mm |
| HS Code | 85351000 |
| Manufacturer | Mersen |
| Alternative Product SKU | A130UD70TTI250 |
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