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MERSEN FUSE A 070 URD 30 TTI 0450 A070URD30TTI0450
MPN: V300582
Alt. SKU: A070UD30TTI450
Special Price
£84.31
£70.26
Regular Price
£153.29
MERSEN FUSE A 070 URD 30 TTI 0450 A070URD30TTI0450 is available to buy in increments of 3
Why Choose the Square Body High-Speed Fuse Protistor® Size 30 aR 690VAC IEC 700VAC UL 450A With Striker Flush ends UNC threads A070UD30TTI450?
Engineered for critical protection of semiconductor devices, this high-speed fuse ensures rapid response to overloads and short-circuits in demanding industrial applications. Compliant with IEC 690VAC and UL 700VAC ratings, it offers reliable performance up to 450A, safeguarding sensitive components and power electronics.
The A070UD30TTI450 features robust square body construction, integrated striker for remote signalling, flush ends, and UNC threaded terminals for secure and efficient installation. Optimise your protection strategy with consistent, high-integrity circuit protection compliant with international standards.
Product Code: V300582
Key Benefits
- Rapid response to overloads and short-circuits for enhanced semiconductor protection.
- High breaking capacity of 200 kA ensures reliable interruption of fault currents.
- Integrated striker enables remote signalling for improved system monitoring.
- Durable ceramic body and silver-plated brass terminals provide long-lasting performance.
- Flush end connections with UNC threads facilitate secure and easy installation.
- Complies with IEC and UL voltage ratings for versatile international application.
Compatibility
This fuse is compatible with industrial electrical systems requiring semiconductor protection at voltages up to 700 V AC and currents up to 450 A. It is suitable for use in bolted mounting fuse holders designed for Size 30 aR fuses with striker indication and flush end terminals.
Applications
- Protection of power semiconductors such as thyristors and diodes.
- Industrial motor drives and variable frequency drives (VFDs).
- Power electronics and inverter circuits.
- Renewable energy systems including solar and wind power installations.
- Automation and control equipment requiring high-speed fuse protection.
Technical Specifications
- Item number: V300582
- Catalogue No: A070UD30TTI450
- Description: Square Body High-Speed Fuse Protistor® Size 30 aR 690VAC IEC 700VAC UL 450A With Striker Flush ends UNC threads
- EAN/UPC Code: 3605340330625
- Rated voltage AC UL: 700 V
- Rated voltage AC IEC: 690 V
- Ampere Rating: 450 A
- RoHS Compliant: Yes
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 30
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 165 kA²s
- Melting I2t: 26 kA²s
- AC Max I.R./Breaking Capacity: I1: 200 kA
- Indication System: Yes
- Indication System Type: Striker
- Connection/Terminal Material: Silver-Plated Brass
- Connection/Terminal Type: Flush ends
- Product Width: 40 mm
- Product Length: 50.6 mm
- Product Height: 48 mm
- Sell Pack Quantity: 3 EA
- Sell Pack Weight: 0.765 kg
- Sell Pack Width: 80 mm
- Sell Pack Length: 135 mm
- Sell Pack Height: 55 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 0.255 kg
- Power Dissipation at Rated Current Value: 80 W
Frequently Asked Questions
What does the 'aR' speed 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 circuits?
No, this particular fuse is rated for AC applications only, as indicated in the technical specifications.
What is the purpose of the striker indication system?
The striker provides a visual and remote signalling indication when the fuse has operated (blown), allowing for easier maintenance and system monitoring.
Are the terminals compatible with standard fuse holders?
Yes, the fuse features flush end terminals with UNC threads designed for bolted mounting in compatible fuse holders for Size 30 fuses.
Common Search Terms
high-speed fuse, semiconductor protection fuse, aR fuse, Size 30 fuse, 450A fuse, 690VAC fuse, 700VAC fuse, fuse with striker, flush end fuse, UNC thread fuse, industrial fuse, Protistor fuse
| Manufacturer Part Number | V300582 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 3605340330625 |
| Height | 50.6mm |
| Width | 40mm |
| Depth | 48mm |
| HS Code | 85361090 |
| Country of Manufacture | France |
| Manufacturer | Mersen |
| Alternative Product SKU | A070UD30TTI450 |
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