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MERSEN FUSE 6,9 URD 2PV 0450 6,9URD2PV450
MPN: D320485
Alt. SKU: NH2UD69V450PV
Special Price
£76.06
£63.38
Regular Price
£138.28
MERSEN FUSE 6,9 URD 2PV 0450 6,9URD2PV450 is available to buy in increments of 3
Why Choose the Square Body High-Speed Fuse Protistor® NH Size 2 aR 690VAC IEC 700VAC UL 450A With Double Indicator Plain Blades NH2UD69V450PV?
Engineered for high-speed circuit protection, the NH2UD69V450PV fuse reliably safeguards critical power components in demanding industrial and renewable energy applications. Rated for up to 690VAC (IEC) and 700VAC (UL) at 450A, it ensures fast acting performance and low energy let-through for sensitive semiconductor devices.
Featuring double visual indicators for rapid status verification and plain blades for secure installation, this NH Size 2 aR fuse meets stringent international standards, offering trusted protection and easy integration into new or existing systems.
Product Code: NH2UD69V450PV
Key Benefits
- High-speed fuse providing fast acting protection for sensitive semiconductor devices.
- Rated for 690VAC (IEC) and 700VAC (UL) ensuring versatile application compatibility.
- Double indicator system allows quick visual status checks to minimise downtime.
- Plain blade terminals ensure secure and reliable electrical connections.
- Ceramic body material offers excellent insulation and durability under harsh conditions.
- High breaking capacity of 170 kA provides robust fault clearing capability.
Compatibility
This fuse is compatible with NH Size 2 fuse holders and clips designed for semiconductor protection fuses. It integrates seamlessly with electrical systems requiring aR characteristic fuses for AC applications up to 700V, making it suitable for industrial and renewable energy equipment.
Applications
- Protection of power semiconductors such as thyristors and diodes.
- Industrial motor drives and inverters.
- Renewable energy systems including solar inverters and wind turbines.
- Power distribution and control panels requiring high-speed fuse protection.
- General semiconductor protection in heavy-duty electrical installations.
Technical Specifications
- Item number: D320485
- Catalogue No: NH2UD69V450PV
- Description: Square Body High-Speed Fuse Protistor® NH Size 2 aR 690VAC IEC 700VAC UL 450A With Double indicator Plain Blades
- EAN/UPC Code: 8430399015828
- Rated voltage AC UL: 700 V
- Rated voltage AC IEC: 690 V
- Ampere Rating: 450 A
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: NH2
- Mounting: Clip
- Clearing I2t At Rated Voltage: 113 kA²s
- Melting I2t: 21 kA²s
- AC Max I.R./Breaking Capacity: I1: 170 kA
- Indication System: Yes
- Indication System Type: Double indicator
- Connection/Terminal Material: Brass
- Connection/Terminal Type: Plain Blades
- Product Width: 52 mm
- Product Length: 150 mm
- Product Height: 74 mm
- Sell Pack Quantity: 3 EA
- Sell Pack Weight: 1.86 kg
- Sell Pack Width: 155 mm
- Sell Pack Length: 162 mm
- Sell Pack Height: 80 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 0.62 kg
- Power Dissipation at Rated Current Value: 139 W
Frequently Asked Questions
What does the 'aR' characteristic mean for this fuse?
The 'aR' characteristic indicates that this fuse is a semiconductor protection fuse designed to clear short-circuits quickly while allowing temporary overloads, making it ideal for protecting sensitive power electronics.
Can this fuse be used in DC applications?
No, this specific fuse is rated for AC applications only, as indicated in its technical specifications.
How do the double indicators work?
The double indicator system provides a clear visual signal when the fuse has blown, allowing for quick identification and replacement without additional testing equipment.
Is this fuse compatible with standard NH Size 2 holders?
Yes, this fuse fits standard NH Size 2 fuse holders with clip mounting designed for semiconductor protection fuses.
Common Search Terms
NH2 fuse, high-speed semiconductor fuse, 450A fuse 690VAC, aR characteristic fuse, double indicator fuse, plain blade fuse, ceramic body fuse, NH size 2 fuse, industrial power fuse, renewable energy fuse.
| Manufacturer Part Number | D320485 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 8430399015828 |
| Height | 150mm |
| Width | 52mm |
| Depth | 74mm |
| HS Code | 85361090 |
| Country of Manufacture | Tunisia |
| Manufacturer | Mersen |
| Alternative Product SKU | NH2UD69V450PV |
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