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MERSEN FUSE A 050 URD 32 TTI 1800 A050URD32TTI1800
MPN: R301085
Alt. SKU: A050UD32TTI1800
Special Price
£226.51
£188.76
Regular Price
£411.84
MERSEN FUSE A 050 URD 32 TTI 1800 A050URD32TTI1800 is available to buy in increments of 3
Why Choose the Square Body High-Speed Fuse Protistor® Size 32 aR 450VAC IEC 500VAC UL 1800A With Striker Flush Ends UNC Threads A050UD32TTI1800?
Engineered for demanding industrial applications, this high-speed Protistor® fuse ensures rapid circuit protection at up to 1800A, supporting both IEC (450VAC) and UL (500VAC) standards. Its flush-end striker and robust UNC-threaded terminals facilitate secure, reliable integration into modern electrical systems.
The compact Square Body Size 32 design offers space efficiency, while the aR fuse characteristic delivers superior short-circuit protection for sensitive semiconductor components. Ideal for safety-critical installations requiring consistent, high-performance fault interruption.
Product Code: R301085
Key Benefits
- High-speed aR characteristic ensures rapid disconnection of semiconductor faults.
- Compatible with both IEC (450VAC) and UL (500VAC) voltage standards.
- Robust flush-end striker with UNC threaded terminals for secure mounting.
- Compact square body design saves panel space.
- Silver-plated brass terminals enhance conductivity and corrosion resistance.
- Ceramic insulating body provides excellent thermal and mechanical stability.
- Clear indication system with striker for easy fault detection.
- High breaking capacity of 200 kA ensures reliable fault interruption.
Compatibility
This fuse is compatible with bolted mounting fuse holders designed for Size 32 fuses and supports semiconductor protection circuits requiring aR characteristic fuses. It is suitable for integration within industrial electrical panels adhering to IEC and UL standards.
Applications
- Protection of power semiconductors such as thyristors, diodes, and transistors.
- Industrial motor drives and inverters.
- Power supply units and converters.
- Renewable energy systems including solar and wind inverters.
- High-speed circuit protection in manufacturing and process automation.
Technical Specifications
- Item number: R301085
- Catalogue No: A050UD32TTI1800
- Description: Square Body High-Speed Fuse Protistor® Size 32 aR 450VAC IEC 500VAC UL 1800A With Striker Flush ends UNC threads
- EAN/UPC Code: 3605340336627
- Rated voltage AC UL: 500 V
- Rated voltage AC IEC: 450 V
- Ampere Rating: 1800 A
- RoHS Compliant: Yes
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 32
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 3700 kA²s
- Melting I2t: 1050 kA²s
- AC Max I.R./Breaking Capacity: I1: 200 kA
- Design Details: Reinforced Terminal
- Indication System: Yes
- Indication System Type: Striker
- Connection/Terminal Material: Silver-Plated Brass
- Connection/Terminal Type: Flush ends
- Product Width: 59 mm
- Product Length: 50.6 mm
- Product Height: 65 mm
- Sell Pack Quantity: 3 EA
- Sell Pack Weight: 1.8099 kg
- Sell Pack Width: 145 mm
- Sell Pack Length: 245 mm
- Sell Pack Height: 90 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 0.6033 kg
- Power Dissipation at Rated Current Value: 195 W
Frequently Asked Questions
What does the aR characteristic mean?
The aR characteristic indicates a high-speed fuse designed specifically for semiconductor protection, providing rapid disconnection of short-circuits while allowing for temporary overloads.
Is this fuse suitable for DC applications?
No, this fuse is designed for AC applications only, as indicated by the AC or DC specification.
Can this fuse be used in both IEC and UL rated systems?
Yes, it supports rated voltages of 450VAC for IEC and 500VAC for UL, making it compatible with both standards.
What is the significance of the striker indication system?
The striker indication system provides a visual signal when the fuse has blown, facilitating quick and safe identification for maintenance.
How should this fuse be mounted?
This fuse is designed for bolted mounting with flush-end terminals secured by UNC threads for reliable electrical and mechanical connection.
Common Search Terms
high-speed fuse, semiconductor protection fuse, aR fuse, size 32 fuse, 1800A fuse, 450VAC fuse, 500VAC fuse, Protistor fuse, flush end fuse, UNC thread fuse, industrial electrical fuse, bolted mounting fuse
| Manufacturer Part Number | R301085 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 3605340336627 |
| Height | 50.6mm |
| Width | 59mm |
| Depth | 65mm |
| HS Code | 85361090 |
| Country of Manufacture | France |
| Manufacturer | Mersen |
| Alternative Product SKU | A050UD32TTI1800 |
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