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MERSEN FUSE 12,5 URD 72 TTF 0315 12,5URD72TTF0315
MPN: Z300494
Alt. SKU: PC72UD13C315TF
Special Price
£94.69
£78.91
Regular Price
£172.16
MERSEN FUSE 12,5 URD 72 TTF 0315 12,5URD72TTF0315 is available to buy in increments of 3
Why Choose the Square Body High-Speed Fuse Protistor® Size 72 aR 1250VAC IEC 1300VAC UL 315A With Striker Flush Ends Metric Threads PC72UD13C315TF?
The PC72UD13C315TF high-speed fuse offers reliable circuit protection for demanding applications, supporting 1250VAC (IEC) and 1300VAC (UL) systems with a robust 315A rating. Designed with a square body and flush striker ends, it ensures safe and efficient interruption of high fault currents while streamlining installation in metric-threaded assemblies.
This Protistor® fuse is engineered for superior performance in sensitive semiconductor and industrial power electronics. Its compliance with IEC and UL standards, combined with advanced arc-quenching capabilities, makes it an ideal choice for safeguarding critical equipment and maximising operational uptime.
Technical Specifications
- Item number: Z300494
- Catalogue No: PC72UD13C315TF
- Description: Square Body High-Speed Fuse Protistor® Size 72 aR 1250VAC IEC 1300VAC UL 315A With Striker Flush ends metric threads
- EAN/UPC Code: 3605340329254
- Rated voltage AC UL: 1300 V
- Rated voltage AC IEC: 1250 V
- Ampere Rating: 315 A
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 72
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 125 kA²s
- Melting I2t: 15.1 kA²s
- AC Max I.R./Breaking Capacity: I1: 126 kA
- Indication System: Yes
- Indication System Type: Striker
- Connection/Terminal Material: Silver-Plated Brass
- Connection/Terminal Type: Flush ends
- Product Width: 59 mm
- Product Length: 74 mm
- Product Height: 63 mm
- Sell Pack Quantity: 1 EA
- Sell Pack Weight: 0.8 kg
- Sell Pack Width: 110 mm
- Sell Pack Length: 130 mm
- Sell Pack Height: 80 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 0.8 kg
- Power Dissipation at Rated Current Value: 76 W
Product Code: PC72UD13C315TF
Key Benefits
- High breaking capacity of 126 kA ensures reliable protection against short circuits.
- Flush striker ends with indication system provide clear visual status of fuse operation.
- Robust ceramic body enhances durability and thermal stability.
- Compatible with both IEC and UL standards for versatile application.
- Silver-plated brass terminals ensure excellent conductivity and corrosion resistance.
- Bolted mounting allows secure and easy installation in metric-threaded assemblies.
Compatibility
This fuse is compatible with industrial semiconductor protection systems requiring Size 72 aR fuses. It fits metric-threaded bolted holders designed for high-speed fuses and is suitable for equipment operating at voltages up to 1300VAC under UL standards and 1250VAC under IEC standards.
Applications
- Protection of power semiconductors such as thyristors and diodes.
- Industrial power electronics and motor drives.
- High-speed circuit interruption in electrical distribution systems.
- Renewable energy installations including solar inverters.
- Critical machinery and automation equipment requiring fast-acting protection.
Frequently Asked Questions
What does the 'aR' speed characteristic mean?
The 'aR' rating indicates a high-speed fuse specifically designed for semiconductor protection, capable of interrupting short-circuit currents quickly to protect sensitive components.
Can this fuse be used in DC circuits?
No, this particular fuse is rated for AC applications only, as specified in the technical specifications.
How is the indication system on this fuse operated?
The fuse features a striker type indication system that provides a visual signal when the fuse has operated, facilitating quick identification of blown fuses.
Is this fuse compliant with international standards?
Yes, it meets both IEC and UL standards for high-speed fuses, ensuring global compatibility and safety.
Common Search Terms
high-speed fuse, Protistor fuse, Size 72 fuse, semiconductor protection fuse, 315A fuse, 1250VAC fuse, 1300VAC fuse, aR fuse, bolted fuse, flush end fuse, striker indication fuse, ceramic body fuse, industrial power fuse
| Manufacturer Part Number | Z300494 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 3605340329254 |
| Height | 74mm |
| Width | 59mm |
| Depth | 63mm |
| HS Code | 85351000 |
| Manufacturer | Mersen |
| Alternative Product SKU | PC72UD13C315TF |
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