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MERSEN FUSE BSL NH2400A 185mm BL2V403K000 BL2V403K000
NH-vertical fuse rail accommodating NH2 fuses with 690VAC and 400A rating, featuring 3-pole design, cage clamp cable connection, and V-terminal for easy installation.
£177.05
Why Choose the Mersen A1023431 BSL NH Fuse Base?
The Mersen A1023431 is a robust BSL NH fuse base designed to provide reliable mounting and protection for NH Size 2 fuse links in industrial low-voltage power distribution systems. This three-pole fuse base is engineered for dependable performance in switchboards, distribution panels and OEM electrical equipment, offering safe fuse installation and straightforward maintenance.
Designed for installation on a 185 mm busbar system, the A1023431 supports a 400 A continuous current rating with a maximum operating voltage of 690 V AC. The unit features robust frame terminal connections, providing secure conductor termination for demanding industrial environments.
As part of Mersen's proven NH fusegear range, this fuse base combines durable construction with compact installation dimensions, making it an excellent choice for electrical engineers, panel builders and maintenance professionals seeking dependable overcurrent protection solutions.
Key Advantages
- Designed for NH Size 2 fuse links.
- 400 A rated current for industrial power distribution.
- 690 V AC operating voltage.
- Suitable for 185 mm busbar systems.
- Secure frame terminal connections.
- Reliable solution for switchboards and industrial distribution equipment.
Key Features
- Mersen BSL NH fuse base series.
- Three-pole fuse base.
- Compatible with NH Size 2 fuse links.
- 400 A continuous current rating.
- 690 V AC rated voltage.
- Designed for 185 mm busbar mounting.
- Heavy-duty frame terminal connections.
- Compact industrial construction for panel integration.
Reliable Fuse Mounting for Industrial Power Distribution
NH fuse bases provide secure installation of industrial fuse links while ensuring dependable electrical connections and simplified maintenance. Their robust construction allows reliable operation in demanding power distribution applications where high current capacity and safe fuse replacement are essential.
The Mersen A1023431 has been developed for professional switchboard installations requiring NH Size 2 fuse protection on 185 mm busbar systems. Its durable frame terminal connections help ensure secure conductor termination and long-term operational reliability.
Typical Applications
- Industrial switchboards.
- Low-voltage power distribution panels.
- Motor control centres.
- OEM machinery.
- Electrical infrastructure.
- Industrial automation systems.
Technical Specifications
Tick the specs you need, then view products that match.
| Phase | Three Phase | |
|---|---|---|
| Poles | 3-pole | |
| Fuse Size | NH2 | |
| Voltage | 690 V | |
| Item number | A1023431 | |
| Catalogue No | BL2V403K000 | |
| Description | NH-vertical fuse rail BSL Size NH2 690VAC 400A 3-Pole Bus bar system 185 mm With cable connection Cage Clamp With V-terminal | |
| EAN/UPC Code | 4027597029760 | |
| Frequency (Hz) | 50 ... 60 Hz | |
| Rated voltage AC IEC | 690 V | |
| Ampere Rating | 400 A | |
| RoHS Compliant | Yes | |
| AC or DC | AC | |
| Fuse Size | NH2 | |
| Fuse Type/Class | DIN | |
| Design Details | V-terminal 35-240 mm² | |
| Number of Poles | 3-Pole | |
| Fuse Installation Method | Clip-in | |
| Max Fuse Rating | 400 A | |
| Max Power dissipation of Fuse Links Pn | 8 W | |
| Max Power dissipation of Solid Links Pn | 126 W | |
| Power Dissipation by Ith without Fuse-Links | 54 W | |
| Installation Mounting | Bus bar system 185 mm | |
| Product Width | 98 mm | |
| Product Length | 122.9 mm | |
| Product Height | 558 mm | |
| Sell Pack Quantity | 1 EA | |
| Sell Pack Weight | 3.8 kg | |
| Sell Pack Width | 100 mm | |
| Sell Pack Length | 130 mm | |
| Sell Pack Height | 755 mm | |
| Product group | Fuse Rails | |
| Conventional Free Air thermal Current With Fuse-Links Ith | 400 A | |
| Product Weight | 3.8 kg | |
| Conventional Free Air thermal Current - Solid Links | 630 A | |
| HS Code | 85361090 | |
| Country of Manufacture | Hungary |
Frequently Asked Questions
What is the Mersen A1023431 used for?
The A1023431 is a three-pole NH fuse base designed to mount NH Size 2 fuse links in industrial low-voltage power distribution systems.
What fuse size is compatible with this fuse base?
The unit is designed for NH Size 2 fuse links.
What is the rated current?
The Mersen A1023431 has a 400 A continuous current rating.
Which busbar system does it support?
This fuse base is designed for installation on a 185 mm busbar system.
What type of terminal connection does it use?
The A1023431 features robust frame terminal connections for secure conductor termination.
Trusted for Industrial Electrical Distribution
Mersen NH fuse bases are trusted by electrical engineers and panel builders worldwide to provide reliable fuse mounting, dependable circuit protection and long service life in industrial power distribution systems.
