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MERSEN FUSE 6,9 URD 31 D08 A 0450 6,9URD31D08A0450
MPN: C300014
Alt. SKU: PC31UD69V450A
Special Price
£86.93
£72.44
Regular Price
£158.04
MERSEN FUSE 6,9 URD 31 D08 A 0450 6,9URD31D08A0450 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 DIN 80 Blades PC31UD69V450A?
This high-speed Protistor® fuse offers rapid protection for critical power electronics, supporting up to 690VAC (IEC) and 700VAC (UL) at 450A. Its size 31 square body and robust DIN 80 blade terminals ensure secure installation and reliable integration into industrial applications.
Equipped with a mechanical striker for remote status indication, it enhances operational safety and maintenance efficiency. Engineered for high interrupting capacity and minimal energy let-through, this fuse is ideal for safeguarding semiconductor devices and demanding electrical systems.
Product Code: C300014
Key Benefits
- High-speed aR characteristic for rapid fault clearing, protecting sensitive semiconductor devices.
- Rated for up to 700V AC (UL) and 690V AC (IEC), suitable for a wide range of industrial applications.
- Mechanical striker indication system for easy remote fault detection and improved safety.
- Robust ceramic body with silver-plated copper DIN 80 blade terminals ensures durability and reliable connections.
- High breaking capacity of 200 kA to handle severe fault conditions without damage.
Compatibility
This fuse is compatible with Size 31 fuse holders and switchgear designed for semiconductor protection fuses. It integrates seamlessly into systems requiring bolted mounting and DIN 80 blade terminal connections. Suitable for use in industrial power electronics, motor drives, and power conversion equipment.
Applications
- Protection of power semiconductors such as thyristors, diodes, and IGBTs.
- Industrial motor drives and variable frequency drives (VFDs).
- Power conversion and inverter circuits.
- Renewable energy systems including solar and wind power inverters.
- General industrial electrical systems requiring high-speed fuse protection.
Technical Specifications
- Item number: C300014
- Catalogue No: PC31UD69V450A
- Description: Square Body High-Speed Fuse Protistor® Size 31 aR 690VAC IEC 700VAC UL 450A With Striker DIN 80 Blades
- EAN/UPC Code: 3605340322385
- 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 Copper
- Connection/Terminal Type: DIN 80 Blades
- Product Width: 51 mm
- Product Length: 110 mm
- Product Height: 56.5 mm
- Sell Pack Quantity: 3 EA
- Sell Pack Weight: 1.1598 kg
- Sell Pack Width: 143 mm
- Sell Pack Length: 167 mm
- Sell Pack Height: 64 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 0.3866 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 a high-speed fuse designed specifically for semiconductor protection, providing rapid interruption of short-circuit currents to protect sensitive devices.
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 mechanical striker provides a visual and remote indication when the fuse has blown, allowing for quick fault identification and safer maintenance.
Is this fuse RoHS compliant?
Yes, the fuse complies with RoHS regulations, ensuring it is free from hazardous substances.
Common Search Terms
High-speed fuse, semiconductor protection fuse, Protistor fuse, size 31 fuse, 450A fuse, 690VAC fuse, DIN 80 blade fuse, fuse with striker, aR fuse, industrial power fuse, ceramic body fuse.
| Manufacturer Part Number | C300014 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 3605340322385 |
| Height | 110mm |
| Width | 51mm |
| Depth | 56.5mm |
| HS Code | 85361090 |
| Country of Manufacture | France |
| Manufacturer | Mersen |
| Alternative Product SKU | PC31UD69V450A |
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