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MERSEN FUSE 12,5 URD 71 EF 0450 PC71UD13C450EF
MPN: E300614
Alt. SKU: PC71UD13C450EF
Special Price
£113.72
£94.77
Regular Price
£206.76
MERSEN FUSE 12,5 URD 71 EF 0450 PC71UD13C450EF is available to buy in increments of 3
Why Choose the Square Body High-Speed Fuse Protistor® Size 71 aR 1250VAC IEC 1300VAC UL 450A With Striker Open Slot Blades PC71UD13C450EF?
Engineered for demanding industrial and power electronics applications, this Protistor® high-speed fuse ensures rapid fault interruption, protecting sensitive semiconductors up to 1250VAC (IEC) and 1300VAC (UL) at 450A. Its robust square body and striker mechanism facilitate reliable status indication and integration into automated systems.
The open slot blade terminations simplify installation and maintenance, providing exceptional connectivity and heat dissipation. With compliance to strict IEC and UL standards, this fuse combines durability, precision and operational safety for critical circuit protection.
Technical Specifications
- Item number: E300614
- Catalogue No: PC71UD13C450EF
- Description: Square Body High-Speed Fuse Protistor® Size 71 aR 1250VAC IEC 1300VAC UL 450A With Striker Open Slot Blades
- EAN/UPC Code: 3605340330991
- Rated voltage AC UL: 1300 V
- Rated voltage AC IEC: 1250 V
- Ampere Rating: 450 A
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 71
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 378 kA²s
- Melting I2t: 47 kA²s
- AC Max I.R./Breaking Capacity: I1: 126 kA
- Indication System: Yes
- Indication System Type: Striker
- Connection/Terminal Material: Silver-Plated Copper
- Connection/Terminal Type: Open Slot Blades
- Product Width: 51 mm
- Product Length: 149.4 mm
- Product Height: 56.5 mm
- Sell Pack Quantity: 3 EA
- Sell Pack Weight: 1.62 kg
- Sell Pack Width: 140 mm
- Sell Pack Length: 174 mm
- Sell Pack Height: 71 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 0.54 kg
- Power Dissipation at Rated Current Value: 95 W
Product Code: E300614
Key Benefits
- Rapid fault interruption for enhanced semiconductor protection
- Robust ceramic square body ensures durability under harsh conditions
- Striker indication system provides clear and reliable fuse status
- Open slot blade terminals facilitate easy installation and maintenance
- High breaking capacity up to 126 kA for superior safety
- Compliance with IEC and UL standards for international reliability
Compatibility
This fuse is compatible with industrial and power electronics systems requiring Size 71 aR high-speed fuses. It fits bolted mounting arrangements and integrates seamlessly with semiconductor protection circuits operating at up to 1300VAC (UL) or 1250VAC (IEC) and 450A.
Applications
- Protection of power semiconductors in industrial drives
- Inverters and converters in renewable energy systems
- High-speed switching devices in power electronics
- Automation and control systems requiring precise fault interruption
- Electrical distribution panels in industrial environments
Frequently Asked Questions
What does the 'aR' speed characteristic mean?
The 'aR' rating indicates this fuse is a high-speed semiconductor fuse designed to protect against short-circuits and overloads in semiconductor devices, with a rapid interruption time.
Can this fuse be used in DC circuits?
No, this fuse is rated for AC applications only, as specified in the technical specifications.
What is the purpose of the striker indication system?
The striker provides a mechanical indication that the fuse has operated, allowing for quick visual inspection and integration with automated status monitoring systems.
Is this fuse compliant with international standards?
Yes, it complies with IEC and UL standards, ensuring reliable performance in global applications.
Common Search Terms
high-speed fuse, semiconductor protection fuse, Protistor fuse, Size 71 fuse, 450A fuse, 1250VAC fuse, 1300VAC fuse, striker indication fuse, open slot blade fuse, bolted mounting fuse, industrial fuse, power electronics fuse
| Manufacturer Part Number | E300614 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 3605340330991 |
| Height | 149.4mm |
| Width | 51mm |
| Depth | 56.5mm |
| HS Code | 85351000 |
| Manufacturer | Mersen |
| Alternative Product SKU | PC71UD13C450EF |
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