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MERSEN FUSE 12,5 URD 273 TTF 1100 12,5URD273TTF1100
MPN: J300733
Alt. SKU: PC273UD13C11CTF
Special Price
£337.37
£281.14
Regular Price
£613.40
Why Choose the Square Body High-Speed Fuse Protistor® 2x73 aR 1250VAC IEC 1100A With Striker Flush Ends Metric Threads PC273UD13C11CTF?
Engineered for demanding power conversion and protection applications, this high-speed Protistor® fuse delivers reliable short-circuit protection up to 1100A at 1250VAC, meeting stringent IEC standards. Its robust square body, striker mechanism, and flush metric thread ends ensure precise fit and efficient integration into compact assemblies.
Choose this fuse for enhanced system safety, minimal downtime, and superior arc interruption performance—ideal for critical industrial and renewable energy installations where space and reliability are paramount.
Technical Specifications
- Item number: J300733
- Catalogue No: PC273UD13C11CTF
- Description: Square Body High-Speed Fuse Protistor® 2x73 aR 1250VAC IEC 1100A With Striker Flush ends metric threads
- EAN/UPC Code: 3605340332780
- Rated voltage AC IEC: 1250 V
- Ampere Rating: 1100 A
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 2x73
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 1860 kA²s
- Melting I2t: 228 kA²s
- AC Max I.R./Breaking Capacity: I1: 100 kA
- Indication System: Yes
- Indication System Type: Striker
- Connection/Terminal Material: Silver-Plated Brass
- Connection/Terminal Type: Flush ends
- Product Width: 167 mm
- Product Length: 91 mm
- Product Height: 78.5 mm
- Sell Pack Quantity: 1 EA
- Sell Pack Weight: 2.53 kg
- Sell Pack Width: 90 mm
- Sell Pack Length: 205 mm
- Sell Pack Height: 95 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 2.53 kg
- Power Dissipation at Rated Current Value: 244 W
Product Code: J300733
Key Benefits
- High-speed protection for semiconductor devices and sensitive equipment
- Robust ceramic body ensures durability and reliable performance
- Striker indication system for quick visual status checks
- Flush metric thread ends provide secure and compact mounting
- Meets IEC standards for safety and performance
- High breaking capacity up to 100 kA for superior short-circuit interruption
Compatibility
This fuse is compatible with industrial power conversion systems, semiconductor protection circuits, and equipment requiring bolted mounting with flush metric thread terminals. It integrates seamlessly with assemblies designed to IEC standards and supports applications demanding high breaking capacity and fast response times.
Applications
- Power semiconductor protection in industrial drives and inverters
- Renewable energy systems including solar and wind power converters
- High voltage power distribution and control panels
- Critical infrastructure requiring reliable short-circuit protection
- Electrical equipment with stringent space and safety requirements
Frequently Asked Questions
What does the 'aR' speed characteristic mean?
The 'aR' characteristic indicates a high-speed fuse designed to protect semiconductor devices by clearing faults rapidly to prevent damage.
Can this fuse be used for DC applications?
No, this specific fuse is rated for AC applications only, as indicated by its 1250VAC rating.
What is the purpose of the striker indication system?
The striker provides a visual indication when the fuse has operated, allowing for quick identification of blown fuses without disassembly.
What mounting type does this fuse require?
This fuse requires bolted mounting with flush metric thread terminals for secure installation.
Common Search Terms
high-speed fuse, Protistor fuse, semiconductor protection fuse, 1100A fuse, 1250VAC fuse, aR fuse, square body fuse, striker fuse, bolted fuse, ceramic body fuse, industrial fuse, IEC fuse, flush ends fuse, metric thread fuse
| Manufacturer Part Number | J300733 |
|---|---|
| Packed Quantity | 1 |
| Barcode | 3605340332780 |
| Height | 91mm |
| Width | 167mm |
| Depth | 78.5mm |
| HS Code | 85351000 |
| Country of Manufacture | France |
| Manufacturer | Mersen |
| Alternative Product SKU | PC273UD13C11CTF |
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