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MERSEN FUSE 6,9 URD 2PV 0550 6,9URD2PV550
MPN: G320488
Alt. SKU: NH2UD69V550PV
Special Price
£79.72
£66.43
Regular Price
£144.94
MERSEN FUSE 6,9 URD 2PV 0550 6,9URD2PV550 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 550A With Double Indicator Plain Blades NH2UD69V550PV?
Engineered for demanding power electronics and semiconductor protection, this fuse offers rapid and reliable circuit interruption at 550A, ensuring optimal safety and minimal downtime. Its NH size 2 format with double indicator blades enables straightforward visual status checks and easy integration into existing installations.
Certified to IEC and UL standards for voltages up to 690VAC and 700VAC, the Protistor® NH2UD69V550PV delivers proven performance and compliance. Robust construction and precise aR characteristics make it a superior choice for high fault current scenarios in industrial applications.
Technical Specifications
- Item number: G320488
- Catalogue No: NH2UD69V550PV
- Description: Square Body High-Speed Fuse Protistor® NH Size 2 aR 690VAC IEC 700VAC UL 550A With Double indicator Plain Blades
- EAN/UPC Code: 8430399015842
- Rated voltage AC UL: 700 V
- Rated voltage AC IEC: 690 V
- Ampere Rating: 550 A
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: NH2
- Mounting: Clip
- Clearing I2t At Rated Voltage: 206 kA²s
- Melting I2t: 38.4 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: 155 W
Product Code: NH2UD69V550PV
Key Benefits
- High-speed aR characteristic ensures rapid interruption of semiconductor faults.
- Double indicator blades provide clear visual status for quick fuse condition checks.
- Certified to IEC 690VAC and UL 700VAC standards for reliable operation.
- Robust ceramic body construction for enhanced durability and safety.
- Clip mounting allows for easy installation and replacement.
- High breaking capacity (170 kA) suitable for demanding industrial environments.
Compatibility
This fuse is compatible with NH size 2 fuse holders and switchgear designed for semiconductor protection. It integrates seamlessly into existing systems requiring high-speed protection at voltages up to 700VAC, making it suitable for a wide range of industrial electrical equipment.
Applications
- Protection of power electronics such as thyristors and diodes.
- Industrial motor drives and inverters.
- Semiconductor devices in power conversion systems.
- High fault current industrial electrical installations.
- Renewable energy systems including solar inverters.
Frequently Asked Questions
What does the aR characteristic mean?
The aR (partial range) characteristic means the fuse is designed specifically for semiconductor protection, providing fast interruption of short-circuits while allowing normal overload currents to pass without nuisance tripping.
Can this fuse be used in DC applications?
No, this fuse is rated for AC applications only, as specified in the technical specifications.
How does the double indicator system work?
The double indicator blades provide a visual indication of fuse status from two sides, making it easier to identify blown fuses quickly without removing them from the holder.
Is this fuse compliant with international standards?
Yes, it is certified to IEC standards for 690VAC and UL standards for 700VAC, ensuring international compliance.
What is the breaking capacity of this fuse?
The fuse has a maximum breaking capacity of 170 kA at rated voltage, suitable for high fault current conditions.
Common Search Terms
High-speed fuse, semiconductor protection fuse, NH size 2 fuse, aR characteristic fuse, 550A fuse, 690VAC fuse, 700VAC fuse, double indicator fuse, ceramic body fuse, industrial electrical fuse, Protistor fuse.
| Manufacturer Part Number | G320488 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 8430399015842 |
| Height | 150mm |
| Width | 52mm |
| Depth | 74mm |
| HS Code | 85361090 |
| Country of Manufacture | Tunisia |
| Manufacturer | Mersen |
| Alternative Product SKU | NH2UD69V550PV |
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