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MERSEN FUSE 6,9 URD 3 PV 0350 6,9URD3PV350
MPN: G320580
Alt. SKU: NH3UD69V350PV
Special Price
£80.32
£66.93
Regular Price
£146.03
Why Choose the Square Body High-Speed Fuse Protistor® NH Size 3 aR 690VAC IEC 700VAC UL 350A With Double Indicator Plain Blades NH3UD69V350PV?
Engineered for demanding industrial power protection, the Protistor® NH3UD69V350PV fuse offers rapid response to overloads and short circuits, safeguarding sensitive components in high-reliability environments. With a breaking capacity harmonised to IEC and UL standards, this NH Size 3, 350A fuse ensures superior performance at up to 690VAC IEC and 700VAC UL.
Its double indicator design enables immediate status identification, reducing downtime during maintenance. Featuring robust plain blades for secure installations, the NH3UD69V350PV is the optimal choice for engineers seeking durability, compliance, and peace of mind in critical applications.
Technical Specifications
- Item number: G320580
- Catalogue No: NH3UD69V350PV
- Description: Square Body High-Speed Fuse Protistor® NH Size 3 aR 690VAC IEC 700VAC UL 350A With Double indicator Plain Blades
- EAN/UPC Code: 3605340358551
- Rated voltage AC UL: 700 V
- Rated voltage AC IEC: 690 V
- Ampere Rating: 350 A
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: NH3
- Mounting: Clip
- Clearing I2t At Rated Voltage: 40.6 kA²s
- Melting I2t: 7.54 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: 117 W
Product Code: NH3UD69V350PV
Key Benefits
- High breaking capacity of 170 kA ensures reliable protection against short circuits.
- Double indicator system allows quick and clear fuse status identification.
- Robust ceramic body enhances durability and heat resistance.
- Plain brass blades provide secure and stable electrical connections.
- Compatible with both IEC and UL voltage standards for versatile use.
- Clip mounting simplifies installation and replacement.
Compatibility
The NH3UD69V350PV fuse is compatible with NH size 3 fuse holders and switch disconnectors designed for semiconductor protection. It meets IEC 60269 and UL 248-14 standards, ensuring seamless integration into industrial power distribution and control panels requiring high-speed fuse protection.
Applications
- Protection of semiconductor devices such as thyristors and diodes.
- Industrial motor drives and variable speed drives.
- Power supply units and transformers.
- Renewable energy systems including solar inverters.
- Automation and control systems in manufacturing plants.
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 interrupting short-circuit currents rapidly to protect sensitive components.
Can this fuse be used in DC applications?
No, the NH3UD69V350PV is rated for AC applications only, as specified in the technical specifications.
How does the double indicator system work?
The double indicator system provides two visual signals to clearly show if the fuse has operated, allowing for quick and safe maintenance checks.
What mounting options are available for this fuse?
This fuse is designed for clip mounting, which facilitates easy installation and replacement in compatible fuse holders.
Common Search Terms
NH3 fuse, high-speed fuse 350A, semiconductor protection fuse, Protistor fuse NH size 3, 690VAC fuse, double indicator fuse, industrial power fuse, aR characteristic fuse, ceramic body fuse, plain blade fuse
| Manufacturer Part Number | G320580 |
|---|---|
| Packed Quantity | 1 |
| Barcode | 3605340358551 |
| Height | 150mm |
| Width | 72mm |
| Depth | 89mm |
| HS Code | 85361090 |
| Country of Manufacture | Tunisia |
| Manufacturer | Mersen |
| Alternative Product SKU | NH3UD69V350PV |
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