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MERSEN FUSE 11 URD 71 D11 A 0500 11URD71D11A0500
MPN: L300551
Alt. SKU: PC71UD11C500D1A
Special Price
£104.28
£86.90
Regular Price
£189.60
MERSEN FUSE 11 URD 71 D11 A 0500 11URD71D11A0500 is available to buy in increments of 3
Why Choose the Square Body High-Speed Fuse Protistor® Size 71 aR 1100VAC IEC 1200VAC UL 500A With Striker DIN 110 Blades PC71UD11C500D1A?
Engineered for demanding industrial and power applications, the Square Body High-Speed Fuse Protistor® offers reliable protection for semiconductor devices at up to 1100VAC (IEC) and 1200VAC (UL), with a robust 500A current rating. The integrated striker mechanism enables rapid, remote status indication to enhance system safety and maintenance efficiency.
Featuring DIN 110 blades for straightforward installation, this fuse ensures consistent performance and fast fault clearing in critical operations. Its compliance with IEC and UL standards guarantees high-quality, long-term protection for your valuable assets and equipment.
Technical Specifications
- Item number: L300551
- Catalogue No: PC71UD11C500D1A
- Description: Square Body High-Speed Fuse Protistor® Size 71 aR 1100VAC IEC 1200VAC UL 500A With Striker DIN 110 Blades
- EAN/UPC Code: 3605340330090
- Rated voltage AC UL: 1200 V
- Rated voltage AC IEC: 1100 V
- Ampere Rating: 500 A
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 71
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 441 kA²s
- Melting I2t: 68 kA²s
- AC Max I.R./Breaking Capacity: I1: 150 kA
- Indication System: Yes
- Indication System Type: Striker
- Connection/Terminal Material: Silver-Plated Copper
- Connection/Terminal Type: DIN 110 Blades
- Product Width: 51 mm
- Product Length: 133.4 mm
- Product Height: 56.5 mm
- Sell Pack Quantity: 3 EA
- Sell Pack Weight: 1.56 kg
- Sell Pack Width: 142 mm
- Sell Pack Length: 166 mm
- Sell Pack Height: 62 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 0.52 kg
- Power Dissipation at Rated Current Value: 100 W
Product Code: L300551
Key Benefits
- High-speed protection for semiconductor devices up to 500A and 1200VAC (UL), 1100VAC (IEC).
- Integrated striker indication system for rapid fault detection and remote signalling.
- Robust ceramic body ensures durability and reliable performance under demanding conditions.
- Silver-plated copper DIN 110 blade terminals for excellent conductivity and easy installation.
- Complies with IEC and UL standards for assured quality and safety.
Compatibility
This fuse is compatible with industrial and power semiconductor protection systems requiring Size 71 aR fuses with DIN 110 blade terminals. Suitable for use in bolted mounting fuse holders designed for high-speed semiconductor protection applications.
Applications
- Protection of power semiconductors such as thyristors and diodes in industrial drives and inverters.
- Use in power distribution and control panels requiring high breaking capacity fuses.
- Ideal for safeguarding equipment in heavy industrial machinery and power electronics.
- Suitable for use in renewable energy systems and motor control centres.
Frequently Asked Questions
What does the striker indication system do?
The striker indication system provides a mechanical signal when the fuse has operated, enabling quick visual or remote detection of a blown fuse to facilitate maintenance and reduce downtime.
Is this fuse suitable for DC applications?
No, this fuse is rated specifically for AC applications only, as indicated by its AC or DC rating.
Can this fuse be used in systems exceeding 500A?
No, this fuse has a maximum ampere rating of 500A and should not be used in systems requiring higher current ratings to ensure proper protection.
What standards does this fuse comply with?
This fuse complies with IEC and UL standards, ensuring it meets international safety and performance requirements.
Common Search Terms
high-speed fuse, semiconductor protection fuse, Size 71 fuse, 500A fuse, aR fuse, DIN 110 blade fuse, striker fuse, ceramic body fuse, 1200VAC fuse, industrial fuse, power electronics fuse
| Manufacturer Part Number | L300551 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 3605340330090 |
| Height | 133.4mm |
| Width | 51mm |
| Depth | 56.5mm |
| HS Code | 85351000 |
| Manufacturer | Mersen |
| Alternative Product SKU | PC71UD11C500D1A |
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