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MERSEN FUSE BSL NH2400A 185mm BL2E403K000 BL2E403K000

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.

SKU: Z1023430Alt SKU: BL2E403K000MPN: Z1023430
Price
List Price £265.26 ex VAT
Your Price (ex VAT)
£265.26
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Manufacturer Lead Time

£265.26

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

Phase Three Phase
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
Poles 3-pole
Fuse Size NH2
Voltage 690 V

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.

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