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MERSEN FUSE 12,5 URD 72 D11 A 0350 12,5URD72D11A0350
MPN: R300556
Alt. SKU: PC72UD13C350D1A
Special Price
£106.57
£88.81
Regular Price
£193.76
MERSEN FUSE 12,5 URD 72 D11 A 0350 12,5URD72D11A0350 is available to buy in increments of 3
Why Choose the Square Body High-Speed Fuse Protistor® Size 72 aR 1250VAC IEC 1300VAC UL 350A With Striker DIN 110 Blades PC72UD13C350D1A?
This high-speed fuse offers exceptional circuit protection for demanding industrial and power electronics applications, ensuring reliable interruption of high fault currents up to 350A at voltages of 1250VAC (IEC) and 1300VAC (UL). The integrated striker enables remote signalling, allowing rapid system response during fault conditions.
Engineered with robust DIN 110 blades for secure installation and superior thermal performance, the PC72UD13C350D1A meets both IEC and UL standards, guaranteeing global compliance and operational efficiency in critical environments.
Product Code: R300556
Key Benefits
- High-speed interruption capability ensures rapid fault clearance, protecting sensitive semiconductor devices.
- Dual compliance with IEC and UL standards for versatile global application.
- Integrated striker indication system provides immediate visual and remote fault signalling.
- Robust ceramic body and silver-plated copper DIN 110 blade terminals for durability and reliable connections.
- High breaking capacity of 126 kA at rated voltage for enhanced safety margins.
Compatibility
This fuse is compatible with industrial power electronics systems requiring Size 72 aR fuses with bolted mounting. It is suitable for use in protection circuits for semiconductor devices and other high-speed fuse applications adhering to IEC and UL standards.
Applications
- Protection of semiconductor devices in industrial power converters.
- High-speed circuit protection in motor drives and power supplies.
- Use in renewable energy systems such as solar inverters and wind turbines.
- Industrial automation and control equipment requiring fast-acting fuses.
- Electrical distribution systems with high fault current potential.
Technical Specifications
- Item number: R300556
- Catalogue No: PC72UD13C350D1A
- Description: Square Body High-Speed Fuse Protistor® Size 72 aR 1250VAC IEC 1300VAC UL 350A With Striker DIN 110 Blades
- EAN/UPC Code: 3605340330175
- Rated voltage AC UL: 1300 V
- Rated voltage AC IEC: 1250 V
- Ampere Rating: 350 A
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 72
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 170 kA²s
- Melting I2t: 21 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: DIN 110 Blades
- Product Width: 59 mm
- Product Length: 133.4 mm
- Product Height: 63 mm
- Sell Pack Quantity: 3 EA
- Sell Pack Weight: 2.1099 kg
- Sell Pack Width: 142 mm
- Sell Pack Length: 194 mm
- Sell Pack Height: 72 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 0.7033 kg
- Power Dissipation at Rated Current Value: 77 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 high fault currents rapidly to prevent damage.
Is this fuse suitable for DC applications?
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, enabling quicker fault detection and system response.
Can this fuse be used in systems outside IEC and UL standards?
This fuse is designed to meet IEC and UL standards; use outside these standards should be verified with system requirements and local regulations.
Common Search Terms
high-speed fuse, semiconductor protection fuse, aR fuse, 350A fuse, 1250VAC fuse, 1300VAC fuse, DIN 110 blades fuse, striker fuse, industrial circuit protection, bolted mounting fuse
| Manufacturer Part Number | R300556 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 3605340330175 |
| Height | 133.4mm |
| Width | 59mm |
| Depth | 63mm |
| HS Code | 85351000 |
| Manufacturer | Mersen |
| Alternative Product SKU | PC72UD13C350D1A |
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