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MERSEN FUSE BSL NH2400A 185mm BL2E403K000 BL2E403K000
Robust NH-vertical fuse rail designed for 3-pole bus bar systems with 185 mm pitch, supporting up to 400A at 690VAC with secure M12 cable connections and clip-in fuse installation.
£159.16
Why Choose the Mersen Z1023430 BSL NH Fuse Rail?
The Mersen Z1023430, catalogue number BL2E403K000, is a robust BSL NH fuse rail designed for reliable switching, isolation and overcurrent protection in industrial low-voltage distribution systems. Part of the proven Mersen BSL 400 A series, it is engineered for installation on standard 185 mm busbar systems and is suitable for demanding switchboard and power distribution applications.
Designed for NH2 fuse links, the Z1023430 features a three-pole configuration with three M12 insert nut cable terminations, providing secure, high-current electrical connections while simplifying installation and maintenance. Its compact, modular design makes it ideal for OEM panel builders and industrial electrical installations.
Rated at 400 A and 690 V AC, the Mersen Z1023430 delivers dependable circuit protection and safe isolation for industrial power distribution, motor control centres and infrastructure projects.
Key Advantages
- Heavy-duty BSL NH2 fuse rail for industrial power distribution.
- 400 A rated current for demanding applications.
- 690 V AC rated operating voltage.
- Designed for 185 mm busbar systems.
- Three M12 insert nut cable terminations for secure electrical connections.
- Compact modular design for straightforward installation and servicing.
Key Features
- Manufacturer: Mersen
- Series: BSL 400 A
- Item number: Z1023430
- Catalogue number: BL2E403K000
- NH2 fuse-link compatibility.
- 400 A rated current.
- 690 V AC rated voltage.
- Three-pole configuration.
- 185 mm busbar mounting.
- Three M12 insert nut cable terminations.
- RoHS compliant.
Reliable NH Fuse Rail Protection
NH fuse rails provide dependable switching, isolation and overcurrent protection for industrial electrical systems. Designed for use with NH fuse links, they help protect cables and equipment against overloads and short circuits while allowing safe maintenance and reliable system operation.
The Mersen BSL range is widely used in industrial switchboards and low-voltage distribution assemblies thanks to its robust construction, modular design and reliable electrical performance. The Z1023430 offers secure M12 insert nut cable connections, making it suitable for high-current applications requiring dependable long-term operation.
Typical Applications
- Industrial switchboards.
- Main low-voltage distribution systems.
- Motor control centres.
- Power distribution cabinets.
- Infrastructure electrical installations.
- Manufacturing facilities.
- OEM electrical panel construction.
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 | Z1023430 | |
| Catalogue No | BL2E403K000 | |
| Description | NH-vertical fuse rail BSL Size NH2 690VAC 400A 3-Pole Bus bar system 185 mm With cable connection Screw - M12 insert nut | |
| EAN/UPC Code | 4027597029753 | |
| 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 | 3 M12 insert nuts | |
| 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 Z1023430 used for?
The Mersen Z1023430 is an NH2 fuse rail designed for switching, isolation and overcurrent protection in industrial low-voltage power distribution systems.
Which fuse size is compatible with the Z1023430?
The unit is designed for NH2 fuse links.
What is the rated current of the Mersen Z1023430?
The fuse rail has a rated current of 400 A.
What type of cable connections are provided?
The Z1023430 features three M12 insert nut cable terminations for secure high-current electrical connections.
Which busbar spacing is supported?
The unit is designed for installation on a standard 185 mm busbar system.
Trusted by Electrical Engineers Worldwide
Mersen BSL NH fuse rails are trusted by electrical engineers and panel builders for dependable switching, reliable overcurrent protection and long service life in industrial power distribution systems.
