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MERSEN FUSE 6,9 URD 3 PV 0630 6,9URD3PV630
MPN: R320589
Alt. SKU: NH3UD69V630PV
Special Price
£92.30
£76.92
Regular Price
£167.83
Why Choose the Square Body High-Speed Fuse Protistor® NH Size 3 aR 690VAC IEC 700VAC UL 630A With Double Indicator Plain Blades NH3UD69V630PV?
This high-speed fuse delivers reliable protection for power semiconductor devices in demanding industrial applications, supporting up to 630A at 690VAC IEC and 700VAC UL. Its robust square body ensures efficient heat dissipation and mechanical strength in high-current environments.
Featuring dual visual indicators for clear status monitoring and plain blade terminations for secure, straightforward installation, the NH3UD69V630PV is engineered for fast fault clearing, maximising equipment uptime and system safety.
Product Code: NH3UD69V630PV
Key Benefits
- High-speed aR characteristic for rapid fault clearing
- Robust ceramic square body for enhanced mechanical strength
- Double visual indicators for clear fuse status monitoring
- Plain blade terminals for secure and easy installation
- Suitable for high voltage AC applications up to 700V UL / 690V IEC
- Efficient heat dissipation supporting continuous high current operation
Compatibility
The NH3UD69V630PV fuse is compatible with standard NH Size 3 fuse holders and clips designed for semiconductor protection applications. It integrates seamlessly into industrial power distribution systems requiring high-speed protection of power semiconductors such as thyristors and diodes.
Applications
- Protection of power semiconductor devices in industrial drives
- Inverters and converters in renewable energy systems
- Industrial automation and motor control centres
- Power supplies and UPS systems
- High-current AC electrical distribution panels
Technical Specifications
- Item number: R320589
- Catalogue No: NH3UD69V630PV
- Description: Square Body High-Speed Fuse Protistor® NH Size 3 aR 690VAC IEC 700VAC UL 630A With Double indicator Plain Blades
- EAN/UPC Code: 3605340358681
- Rated voltage AC UL: 700 V
- Rated voltage AC IEC: 690 V
- Ampere Rating: 630 A
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: NH3
- Mounting: Clip
- Clearing I2t At Rated Voltage: 226 kA²s
- Melting I2t: 42.1 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: 72 mm
- Product Length: 150 mm
- Product Height: 89 mm
- Sell Pack Quantity: 1 EA
- Sell Pack Weight: 1.05 kg
- Sell Pack Width: 165 mm
- Sell Pack Length: 185 mm
- Sell Pack Height: 100 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 1.05 kg
- Power Dissipation at Rated Current Value: 175 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, capable of clearing short-circuit faults rapidly to protect sensitive power electronic components.
Can this fuse be used in DC applications?
No, this fuse is rated for AC applications only, as specified in the technical specifications.
What type of indication system does this fuse have?
It features a double indicator system that provides clear visual confirmation of fuse status for easy maintenance and safety checks.
Is this fuse compatible with standard NH3 fuse holders?
Yes, it is designed to fit NH Size 3 fuse holders with clip mounting.
Common Search Terms
High-speed fuse, NH3 fuse, semiconductor protection fuse, 630A fuse, 690VAC fuse, 700V UL fuse, double indicator fuse, ceramic body fuse, power electronics protection, industrial fuse
| Manufacturer Part Number | R320589 |
|---|---|
| Packed Quantity | 1 |
| Barcode | 3605340358681 |
| Height | 150mm |
| Width | 72mm |
| Depth | 89mm |
| HS Code | 85361090 |
| Country of Manufacture | Tunisia |
| Manufacturer | Mersen |
| Alternative Product SKU | NH3UD69V630PV |
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