MERSEN FUSE MV2 400A/185mm 3P1 1.200.000 1.200.000

MERSEN FUSE MV2 400A/185mm 3P1 1.200.000 1.200.000

Robust NH fuse-switch disconnector designed for 185mm bus bar systems with 400A rating and 3×1-pole switching, ideal for industrial circuit protection.

SKU: J1002187Alt SKU: 1.200.000MPN: J1002187
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Why Choose the Mersen J1002187 MULTIVERT® Fuse Switch Disconnector?

The Mersen J1002187 is a high-performance NH fuse switch disconnector engineered for reliable protection and isolation within low voltage electrical distribution systems. As part of the proven MULTIVERT® 400A series, it is designed for installation onto 185 mm busbar systems, providing safe switching, dependable circuit protection and straightforward maintenance for industrial power distribution applications.

Designed for demanding industrial environments, the J1002187 combines robust construction with a compact vertical design to maximise cabinet space while ensuring safe operation. The modular MULTIVERT® platform simplifies installation and maintenance, making it an excellent choice for panel builders, OEMs and electrical contractors requiring dependable fuse switching and isolation.

Rated at 400 A with a 690 V AC operating voltage, this Size 2 fuse switch disconnector accepts NH size 2 fuse-links and is suitable for a wide range of industrial switchboards, motor control centres and power distribution panels. Its three single-pole switching arrangement and M12 bolt cable termination provide secure electrical connections and long-term reliability.

Key Advantages

  • Designed for industrial low voltage power distribution.
  • 400 A current rating for demanding electrical applications.
  • 690 V AC rated operating voltage.
  • Compatible with 185 mm busbar systems.
  • Compact vertical design saves valuable panel space.
  • Modular construction enables simple installation and maintenance.
  • Suitable for NH Size 2 fuse-links in accordance with IEC standards.

Key Features

  • Mersen MULTIVERT® 400A series.
  • Item number: J1002187.
  • Catalogue number: 1.200.000.
  • 400 A rated current.
  • 690 V AC rated voltage.
  • 50 / 60 Hz operation.
  • Three single-pole switching configuration.
  • Designed for 185 mm busbar mounting.
  • M12 bolt cable termination.
  • Suitable for NH Size 2 fuse-links.

Reliable Protection for Low Voltage Distribution Systems

Fuse switch disconnectors provide a safe means of switching, isolation and overcurrent protection within industrial electrical installations. The Mersen MULTIVERT® range is designed to improve operator safety while allowing rapid fuse replacement and dependable circuit isolation.

The J1002187 is widely used in industrial switchboards and distribution systems where high fault protection, compact installation and reliable long-term performance are essential. Its modular construction also allows straightforward integration into modern panel building projects.

Typical Applications

  • Industrial power distribution panels.
  • Motor control centres (MCCs).
  • Electrical switchboards.
  • OEM control panels.
  • Manufacturing and processing facilities.
  • Commercial and industrial electrical installations.

Technical Specifications

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Mounting Type Busbar system 185 mm
Current 400 A
Phase Three Phase
Poles 3-pole
Device Type Fuse switch disconnector
Voltage 690 V
Item number J1002187
Catalogue No 1.200.000
Description NH fuse-switch disconnector MULTIVERT® Size 2 400A 3x1-Pole switching Bus bar system 185mm Screw M12 bolt
EAN/UPC Code 9008567000106
Frequency (Hz) 50 ... 60 Hz
Rated voltage AC IEC 690 V
Ampere Rating 400 A
Utilization Category AC 23 B @ Ue = AC 400 V; Ie = 400 A AC 22 B @ Ue = AC 500 V; Ie = 400 A AC 21 B @ Ue = AC 690 V; Ie = 400 A
Switchability 3x1-pole switching
RoHS Compliant Yes
AC or DC AC
Short Circuit Current Rating (SCCR) 120kA@Ue = AC 400 V; Ie = 400 A / 120kA@Ue = AC 500 V; Ie = 400 A / 120kA@Ue = AC 690 V; Ie = 315 A / 100kA@Ue = AC 690 V; Ie = 400 A
Fuse Size 2
Number of Poles 3-Pole
Degree of Pollution 3
Rated Impulse Withstand Voltage 12 kV
Rated Insulation Voltage 1000 V
Rated SC Withstand 8 kA / 1 s
Max Power dissipation of Fuse Links Pn 34 W
Max Power dissipation of Solid Links Pn 9 W
Power Dissipation by Ith without Fuse-Links 61 W
Power Dissipation by Ith without Solid Links 151 W
Rated short circuit making capacity with solid links Icm 16 kA
Installation Mounting Bus bar system 185 mm
Product Width 98 mm
Product Length 190 mm
Product Height 685 mm
Sell Pack Quantity 1 EA
Sell Pack Weight 4.6 kg
Sell Pack Width 200 mm
Sell Pack Length 705 mm
Sell Pack Height 105 mm
Product group IEC Fuse Switch Disconnectors
Conventional Free Air thermal Current With Fuse-Links Ith 400 A
Product Weight 4.6 kg
Conventional Free Air thermal Current - Solid Links 630 A
HS Code 85365080
Country of Manufacture Hungary

Frequently Asked Questions

What is the Mersen J1002187 used for?

It is an NH fuse switch disconnector used for switching, isolation and circuit protection within industrial low voltage electrical distribution systems.

What is the current rating?

The J1002187 has a 400 A rated current.

What voltage is supported?

This fuse switch disconnector is rated for operation up to 690 V AC.

What fuse size does it accept?

It is designed for NH Size 2 fuse-links in accordance with IEC standards.

Where is the J1002187 typically installed?

It is typically installed on 185 mm busbar systems inside industrial switchboards, distribution panels and motor control centres.

Trusted by Electrical Panel Builders Worldwide

Mersen MULTIVERT® fuse switch disconnectors are trusted by panel builders and industrial engineers worldwide for delivering safe switching, dependable circuit protection and reliable long-term performance in low voltage power distribution systems.