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MERSEN FUSE 6,9 URD 31 EF 0450 6,9URD31EF0450
MPN: G300041
Alt. SKU: PC31UD69V450EF
Special Price
£95.02
£79.18
Regular Price
£172.76
MERSEN FUSE 6,9 URD 31 EF 0450 6,9URD31EF0450 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 Open Slot Blades PC31UD69V450EF?
Engineered for superior circuit protection, this high-speed Protistor® fuse delivers reliable performance at up to 450A with IEC ratings to 690VAC and UL ratings to 700VAC. Its robust square body design enhances thermal and mechanical stability, ensuring dependable operation in demanding industrial applications.
Featuring integrated striker and open slot blade terminations, the PC31UD69V450EF enables rapid fault indication and straightforward installation. Suitable for semiconductor and power electronics protection where fast response and high breaking capacity are essential.
Product Code: PC31UD69V450EF
Key Benefits
- High-speed aR characteristic for fast and reliable semiconductor protection.
- Robust square body design ensures excellent thermal and mechanical stability.
- Rated for up to 450A with IEC 690VAC and UL 700VAC voltage ratings.
- Integrated striker indication system for quick fault detection.
- Silver-plated copper open slot blade terminals for secure and efficient connections.
- Ceramic insulating body for enhanced durability and safety.
- High breaking capacity of 200 kA for demanding industrial environments.
Compatibility
This fuse is compatible with Size 31 fuse holders and switchgear designed for semiconductor protection applications. It is suitable for use in industrial AC circuits requiring high breaking capacity and fast response times, including power electronics and motor drives.
Applications
- Protection of semiconductor devices such as thyristors and diodes.
- Industrial motor drives and variable speed drives.
- Power electronics and inverter circuits.
- High-power AC circuits requiring rapid fault clearance.
- Switchgear and control panels in manufacturing plants.
Technical Specifications
- Item number: G300041
- Catalogue No: PC31UD69V450EF
- Description: Square Body High-Speed Fuse Protistor® Size 31 aR 690VAC IEC 700VAC UL 450A With Striker Open Slot Blades
- EAN/UPC Code: 3605340322651
- 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: Open Slot Blades
- Product Width: 51 mm
- Product Length: 109.4 mm
- Product Height: 56.5 mm
- Sell Pack Quantity: 3 EA
- Sell Pack Weight: 1.2129 kg
- Sell Pack Width: 143 mm
- Sell Pack Length: 175 mm
- Sell Pack Height: 73 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 0.4043 kg
- Power Dissipation at Rated Current Value: 70 W
Frequently Asked Questions
What does the 'aR' speed characteristic mean?
The 'aR' characteristic indicates a high-speed fuse designed specifically for semiconductor protection, providing rapid disconnection to protect sensitive components.
Is this fuse suitable for DC applications?
No, this particular fuse is rated for AC applications only.
What is the significance of the integrated striker indication system?
The striker indication system provides a mechanical signal when the fuse has operated, allowing quick and easy identification of blown fuses.
Can this fuse be used in motor drives?
Yes, it is commonly used in industrial motor drives and power electronics where fast fault clearing is essential.
Common Search Terms
High-speed fuse, semiconductor protection fuse, aR fuse, 450A fuse, 690VAC fuse, UL 700V fuse, Protistor fuse, Size 31 fuse, striker indication fuse, open slot blade fuse, ceramic body fuse, industrial fuse, power electronics fuse.
| Manufacturer Part Number | G300041 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 3605340322651 |
| Height | 109.4mm |
| Width | 51mm |
| Depth | 56.5mm |
| HS Code | 85361090 |
| Country of Manufacture | France |
| Manufacturer | Mersen |
| Alternative Product SKU | PC31UD69V450EF |
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