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MERSEN FUSE 6,9 URD 31 TT F 0450 6,9URD31TTF0450
MPN: S300005
Alt. SKU: PC31UD69V450TF
Special Price
£86.90
£72.42
Regular Price
£158.00
MERSEN FUSE 6,9 URD 31 TT F 0450 6,9URD31TTF0450 is available to buy in increments of 3
Why Choose the Square Body High-Speed Fuse Protistor® Size 31 aR 690VAC IEC 700VAC UL 450A With Striker Flush ends metric threads PC31UD69V450TF?
Engineered for demanding industrial applications, this ultra-reliable fuse provides rapid, precise protection for semiconductor devices under high fault conditions. With a 450A current rating and compliance with IEC 690VAC and UL 700VAC standards, it ensures optimal performance and equipment safety in critical power circuits.
Equipped with striker flush ends and metric threads for secure installation, the PC31UD69V450TF offers straightforward system integration and clear fuse indication. Its robust square body design delivers stable, high-speed operation in challenging environments, making it the ideal choice for industrial engineers seeking dependable overcurrent protection.
Product Code: S300005
Key Benefits
- High-speed aR characteristic ensures rapid disconnection of semiconductor faults.
- Robust ceramic body provides excellent durability and insulation.
- Striker indication system offers clear visual fuse status for maintenance.
- Flush ends with silver-plated brass terminals enable secure and reliable connections.
- Metric threaded mounting simplifies installation and replacement.
- Compliant with IEC 690VAC and UL 700VAC standards for versatile global use.
Compatibility
This fuse is compatible with industrial semiconductor protection circuits requiring high breaking capacity and fast response times. It integrates seamlessly with bolted mounting fuse holders designed for size 31 fuses and is suitable for use in equipment operating at rated voltages up to 700 V AC.
Applications
- Protection of power semiconductor devices such as thyristors and diodes.
- Industrial motor drives and variable frequency drives.
- Power supply units and inverters in manufacturing plants.
- Renewable energy systems including solar and wind power converters.
- High-power electrical distribution and control panels.
Technical Specifications
- Item number: S300005
- Catalogue No: PC31UD69V450TF
- Description: Square Body High-Speed Fuse Protistor® Size 31 aR 690VAC IEC 700VAC UL 450A With Striker Flush ends metric threads
- EAN/UPC Code: 3605340322293
- Rated voltage AC UL: 700 V
- Rated voltage AC IEC: 690 V
- Ampere Rating: 450 A
- RoHS Compliant: Yes
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 31
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 155000 A²s
- Melting I2t: 26500 A²s
- AC Max I.R./Breaking Capacity: I1: 200 kA
- Indication System: Yes
- Indication System Type: Striker
- Connection/Terminal Material: Silver-Plated Brass
- Connection/Terminal Type: Flush ends
- Product Width: 51 mm
- Product Length: 50.6 mm
- Product Height: 56.5 mm
- Sell Pack Quantity: 3 EA
- Sell Pack Weight: 1.1478 kg
- Sell Pack Width: 85 mm
- Sell Pack Length: 168 mm
- Sell Pack Height: 65 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 0.3826 kg
- Power Dissipation at Rated Current Value: 70 W
Frequently Asked Questions
What does the aR characteristic mean for this fuse?
The aR characteristic indicates that the fuse is a high-speed semiconductor fuse designed to protect against short-circuit currents while allowing for inrush currents typical in semiconductor devices.
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 significance of the striker indication system?
The striker indication system provides a visual signal when the fuse has operated, facilitating quick and safe maintenance checks without disassembling the fuse holder.
Is this fuse RoHS compliant?
Yes, this product complies with RoHS directives, ensuring it is free from hazardous substances.
What mounting type does this fuse require?
This fuse is designed for bolted mounting, providing secure and stable installation in fuse holders.
Common Search Terms
High-speed fuse, semiconductor protection fuse, size 31 fuse, 450A fuse, 690VAC fuse, UL rated fuse, aR characteristic fuse, striker indication fuse, ceramic body fuse, industrial electrical fuse, bolted mounting fuse.
| Manufacturer Part Number | S300005 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 3605340322293 |
| Height | 50.6mm |
| Width | 51mm |
| Depth | 56.5mm |
| HS Code | 85361090 |
| Country of Manufacture | France |
| Manufacturer | Mersen |
| Alternative Product SKU | PC31UD69V450TF |
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