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MERSEN FUSE 6,9 URD 3 PV 0400 6,9URD3PV400
MPN: K320583
Alt. SKU: NH3UD69V400PV
Special Price
£83.53
£69.61
Regular Price
£151.88
Why Choose the Square Body High-Speed Fuse Protistor® NH Size 3 aR 690VAC IEC 700VAC UL 400A With Double Indicator Plain Blades NH3UD69V400PV?
The NH3UD69V400PV delivers rapid, reliable overcurrent protection for demanding industrial and renewable applications, with high interrupting capacity up to 690 VAC (IEC) and 700 VAC (UL). Its NH Size 3 square body maximises space efficiency and facilitates straightforward installation and replacement.
Double indicator technology allows for quick visual status checks, reducing downtime and maintenance effort. Engineered with plain blades for secure connections, this 400 A Protistor® fuse ensures robust circuit protection and superior operational safety in high-speed switching environments.
Product Code: NH3UD69V400PV
Key Benefits
- High interrupting capacity up to 690 VAC (IEC) and 700 VAC (UL) for enhanced safety.
- Double indicator system provides quick and clear fuse status indication.
- Compact NH Size 3 square body design for space-efficient installations.
- Plain blade terminals ensure secure and reliable electrical connections.
- Ceramic body material offers excellent durability and heat resistance.
- Clip mounting allows for easy installation and replacement.
Compatibility
This fuse is compatible with NH size 3 fuse holders and switchgear designed for aR characteristic fuses. It is suitable for use in industrial electrical panels, semiconductor protection circuits, and renewable energy systems requiring high-speed overcurrent protection at rated voltages up to 700 V AC.
Applications
- Protection of semiconductor devices in industrial control systems.
- Overcurrent protection in renewable energy installations.
- High-speed switching circuits in manufacturing plants.
- General industrial electrical distribution and protection.
Technical Specifications
- Item number: K320583
- Catalogue No: NH3UD69V400PV
- Description: Square Body High-Speed Fuse Protistor® NH Size 3 aR 690VAC IEC 700VAC UL 400A With Double indicator Plain Blades
- EAN/UPC Code: 3605340358582
- Rated voltage AC UL: 700 V
- Rated voltage AC IEC: 690 V
- Ampere Rating: 400 A
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: NH3
- Mounting: Clip
- Clearing I2t At Rated Voltage: 56.5 kA²s
- Melting I2t: 10.5 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: 130 W
Frequently Asked Questions
What does the aR characteristic mean for this fuse?
The aR characteristic indicates that the fuse is a high-speed fuse designed for semiconductor protection, capable of interrupting high short-circuit currents quickly to protect sensitive components.
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 system provides a clear visual signal when the fuse has operated, allowing for quick identification without removing the fuse from the holder.
Is this fuse compatible with standard NH fuse holders?
Yes, it is designed for NH size 3 fuse holders with clip mounting, ensuring compatibility with standard installations.
Common Search Terms
NH3 fuse, high-speed fuse 400A, Protistor fuse NH size 3, semiconductor protection fuse, 690VAC fuse, 700VAC fuse, double indicator fuse, plain blade fuse, industrial fuse NH3, clip mount fuse
| Manufacturer Part Number | K320583 |
|---|---|
| Packed Quantity | 1 |
| Barcode | 3605340358582 |
| Height | 150mm |
| Width | 72mm |
| Depth | 89mm |
| HS Code | 85361090 |
| Country of Manufacture | Tunisia |
| Manufacturer | Mersen |
| Alternative Product SKU | NH3UD69V400PV |
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