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MERSEN FUSE 11 URD 70 TT F 0400 E300867
MPN: E300867
Alt. SKU: PC70UD11C400TF
Special Price
£92.82
£77.35
Regular Price
£168.77
MERSEN FUSE 11 URD 70 TT F 0400 E300867 is available to buy in increments of 3
Why Choose the Square Body High-Speed Fuse Protistor® Size 70 aR 1100VAC IEC 1200VAC UL 400A With Striker Flush Ends Metric Threads PC70UD11C400TF?
This high-speed fuse delivers reliable protection for power semiconductors in demanding industrial applications, supporting operational voltages up to 1100VAC (IEC) and 1200VAC (UL) with a robust 400A rating. Its square body design ensures excellent thermal and electrical characteristics, making it ideal for drive systems, UPS, and other applications requiring rapid fault clearance.
Featuring convenient striker flush ends with metric threads, the PC70UD11C400TF enables straightforward installation and integration into control circuits. Designed for performance and compliance with international standards, it is a dependable choice for engineers seeking advanced circuit protection and system uptime.
Technical Specifications
- Item number: E300867
- Catalogue No: PC70UD11C400TF
- Description: Square Body High-Speed Fuse Protistor® Size 70 aR 1100VAC IEC 1200VAC UL 400A With Striker Flush ends metric threads
- EAN/UPC Code: 3605340334661
- Rated voltage AC UL: 1200 V
- Rated voltage AC IEC: 1100 V
- Ampere Rating: 400 A
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 70
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 254000 A²s
- Melting I2t: 38700 A²s
- AC Max I.R./Breaking Capacity: I1: 100 kA
- Indication System: Yes
- Indication System Type: Striker
- Connection/Terminal Material: Silver-Plated Brass
- Connection/Terminal Type: Flush ends
- Product Width: 39.8 mm
- Product Length: 74 mm
- Product Height: 49.5 mm
- Sell Pack Quantity: 3 EA
- Sell Pack Weight: 1.017 kg
- Sell Pack Width: 85 mm
- Sell Pack Length: 133 mm
- Sell Pack Height: 55 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 0.339 kg
- Power Dissipation at Rated Current Value: 81 W
Product Code: E300867
Key Benefits
- High-speed aR characteristic ensures rapid fault clearance protecting sensitive semiconductor devices.
- Supports high operational voltages up to 1100VAC (IEC) and 1200VAC (UL) for versatile industrial use.
- Robust 400A rating suitable for demanding power applications.
- Square body design optimises thermal and electrical performance.
- Striker flush ends with metric threads allow easy installation and clear indication of fuse operation.
- Ceramic insulating body provides durability and reliability under high stress conditions.
- Silver-plated brass terminals ensure excellent electrical connectivity and corrosion resistance.
Compatibility
This fuse is compatible with bolted mounting fuse holders designed for Size 70 aR fuses and can be integrated into industrial power systems, drive units, UPS systems, and semiconductor protection circuits requiring high breaking capacity and fast response.
Applications
- Protection of power semiconductors in industrial drives and inverters.
- Uninterruptible Power Supplies (UPS) systems.
- Industrial control and automation equipment.
- High voltage AC power distribution and protection.
- Renewable energy systems such as solar inverters.
Frequently Asked Questions
What does the 'aR' speed characteristic mean?
The 'aR' speed characteristic indicates a high-speed fuse designed to protect semiconductor devices by clearing faults rapidly to prevent damage.
Can this fuse be used for DC applications?
No, this specific fuse is rated for AC applications only as indicated in the technical specifications.
How does the striker indication system work?
The striker indication system provides a visual signal by ejecting a striker when the fuse blows, allowing quick identification of the fuse status without disassembly.
What mounting options are available for this fuse?
This fuse is designed for bolted mounting, compatible with fuse holders suitable for Size 70 aR fuses with flush end connections.
Common Search Terms
high-speed fuse, semiconductor protection fuse, Size 70 fuse, 400A fuse, 1100VAC fuse, 1200VAC fuse, aR fuse, striker indication fuse, ceramic fuse, bolted mounting fuse, power semiconductor protection
| Manufacturer Part Number | E300867 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 3605340334661 |
| Height | 74mm |
| Width | 39.8mm |
| Depth | 49.5mm |
| HS Code | 85351000 |
| Manufacturer | Mersen |
| Alternative Product SKU | PC70UD11C400TF |
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