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MERSEN FUSE 11 URD 70 D11 A 0350 11URD70D11A0350
MPN: D300544
Alt. SKU: PC70UD11C350D1A
Special Price
£80.41
£67.01
Regular Price
£146.21
MERSEN FUSE 11 URD 70 D11 A 0350 11URD70D11A0350 is available to buy in increments of 3
Why Choose the Square Body High-Speed Fuse Protistor® Size 70 aR 1100VAC IEC 1200VAC UL 350A With Striker DIN 110 Blades PC70UD11C350D1A?
Engineered for demanding industrial and power electronics applications, this high-speed fuse ensures rapid circuit protection for semiconductor devices, minimising system downtime and component damage. With ratings of 1100VAC (IEC) and 1200VAC (UL) up to 350A, it delivers outstanding reliability in high-voltage environments.
The integrated striker enables remote fuse status monitoring, enhancing operational safety and ease of maintenance. Designed with DIN 110 blades, the PC70UD11C350D1A offers straightforward installation and robust connectivity for critical equipment protection.
Technical Specifications
- Item number: D300544
- Catalogue No: PC70UD11C350D1A
- Description: Square Body High-Speed Fuse Protistor® Size 70 aR 1100VAC IEC 1200VAC UL 350A With Striker DIN 110 Blades
- EAN/UPC Code: 3605340330021
- Rated voltage AC UL: 1200 V
- Rated voltage AC IEC: 1100 V
- Ampere Rating: 350 A
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 70
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 180000 A²s
- Melting I2t: 27800 A²s
- 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: 39.8 mm
- Product Length: 133.4 mm
- Product Height: 49.5 mm
- Sell Pack Quantity: 3 EA
- Sell Pack Weight: 1.0899 kg
- Sell Pack Width: 130 mm
- Sell Pack Length: 140 mm
- Sell Pack Height: 50 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 0.3633 kg
- Power Dissipation at Rated Current Value: 75 W
Product Code: D300544
Key Benefits
- Rapid and reliable protection for semiconductor devices, minimising downtime.
- High breaking capacity of 150 kA ensures safety in high fault current situations.
- Integrated striker for remote indication of fuse status enhances maintenance efficiency.
- Robust ceramic body provides excellent insulation and durability.
- Silver-plated copper DIN 110 blade terminals enable secure and corrosion-resistant connections.
Compatibility
This fuse is compatible with industrial and power electronics equipment requiring high-speed semiconductor protection at voltages up to 1200VAC UL and 1100VAC IEC standards. It fits DIN 110 blade holders designed for size 70 aR fuses and is suitable for bolted mounting configurations.
Applications
- Protection of power semiconductors in inverters and converters.
- Industrial motor drives and variable speed drives.
- Power supply units and transformers.
- Renewable energy systems such as solar inverters.
- General industrial electrical protection requiring high-speed fuses.
Frequently Asked Questions
What does the 'aR' characteristic mean?
The 'aR' characteristic indicates a high-speed fuse designed specifically for semiconductor protection, capable of clearing short-circuits quickly without damaging sensitive components.
Can this fuse be used in DC applications?
No, this particular fuse is rated for AC applications only, as specified in the technical specifications.
How does the striker indication system work?
The striker is a mechanical indicator that activates when the fuse blows, allowing remote monitoring systems to detect fuse status and alert maintenance personnel.
Is this fuse suitable for use in renewable energy systems?
Yes, it is commonly used in solar inverters and other renewable energy applications requiring fast and reliable semiconductor protection.
Common Search Terms
high-speed fuse, semiconductor fuse, aR fuse, DIN 110 blade fuse, 350A fuse, 1200VAC fuse, Protistor fuse, ceramic body fuse, industrial fuse, power electronics protection
| Manufacturer Part Number | D300544 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 3605340330021 |
| Height | 133.4mm |
| Width | 39.8mm |
| Depth | 49.5mm |
| HS Code | 85351000 |
| Manufacturer | Mersen |
| Alternative Product SKU | PC70UD11C350D1A |
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