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MERSEN FUSE MV3 1260A/185mm 3P3 1.500.004 1.500.004

MERSEN FUSE MV3 1260A/185mm 3P3 1.500.004 1.500.004

Engineered for demanding industrial applications, the NH Fuse-Switch Disconnector MULTIVERT® Size 3 delivers reliable switching and protection for circuits up to 1260A. Its robust 3×1-pole design and screw terminals (M12 x4) ensure secure connections and safe operation in high-capacity power distribution systems.

SKU: T1023126Alt SKU: 1.500.004MPN: T1023126
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List Price £1,215.78 ex VAT
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Why Choose the Mersen T1023126 MULTIVERT® NH Fuse Switch Disconnector?

The Mersen T1023126 is a high performance MULTIVERT® NH double vertical fuse switch disconnector designed for demanding low voltage power distribution systems. Engineered for installation on 185 mm busbar systems, this Size 3, 1260 A fuse switch disconnector delivers reliable protection, safe isolation and robust switching performance for industrial and commercial electrical installations.

Manufactured by Mersen, a global leader in electrical power and advanced protection solutions, the T1023126 is part of the proven MULTIVERT® 1260 A series. Its modular design simplifies installation while providing a high level of operator safety during installation, maintenance and fuse replacement. The unit supports NH Size 3 fuse-links in accordance with IEC/EN 60269-2 standards.

Featuring 3 x 1-pole switching, quadruple M12 cable termination and a rated operational voltage of 500 V AC, the T1023126 is ideally suited to switchboards, motor control centres and industrial power distribution systems requiring dependable high-current switching capability.

Key Advantages

  • Genuine Mersen MULTIVERT® NH fuse switch disconnector.
  • 1260 A rated current for high power distribution applications.
  • Designed for 185 mm busbar systems.
  • 3 x 1-pole switching configuration.
  • Quadruple M12 cable termination for flexible installation.
  • Modular construction simplifies installation and maintenance.

Key Features

  • Mersen MULTIVERT® series.
  • Model: T1023126.
  • Catalogue number: 1.500.004.
  • 1260 A current rating.
  • 500 V AC IEC rated voltage.
  • 50 / 60 Hz operation.
  • Compatible with NH Size 3 fuse-links.
  • Quadruple M12 bolt cable termination.

Reliable Protection for High Current Distribution Systems

The Mersen T1023126 provides dependable switching, isolation and overcurrent protection when used with compatible NH fuse-links. Its robust MULTIVERT® design enables rapid installation onto busbar systems while supporting safe operation and simplified maintenance in demanding industrial environments.

Designed for OEM switchboard manufacturers, electrical contractors and industrial maintenance teams, this fuse switch disconnector combines high current capacity with a modular construction that helps reduce installation time while maintaining reliable long-term performance.

Typical Applications

  • Industrial power distribution systems.
  • Main low voltage switchboards.
  • Motor control centres.
  • Busbar distribution assemblies.
  • OEM electrical panel manufacture.
  • Commercial and industrial infrastructure.

Technical Specifications

Current 400 A
Phase Three Phase
Item number T1023126
Catalogue No 1.500.004
Description NH fuse-switch disconnector MULTIVERT® Size 3 1260A 3x1-Pole switching Screw M12 x4
EAN/UPC Code 9008567007501
Frequency (Hz) 50 ... 60 Hz
Rated voltage AC IEC 500 V
Ampere Rating 1260 A
Switchability 3x1-pole switching
RoHS Compliant Yes
AC or DC AC
Short Circuit Current Rating (SCCR) 18kA@Ue=AC500V;Ie=2 x 400A/28kA@Ue=AC500V;Ie=2 x 630A
Fuse Size 3
Number of Poles 2 x 3-Pole
Degree of Pollution 3
Rated Impulse Withstand Voltage 8 kV
Rated Insulation Voltage 1000 V
Max Power dissipation of Fuse Links Pn 43 W
Installation Mounting Bus Bar Installation
Product Width 200 mm
Product Length 264 mm
Product Height 824 mm
Sell Pack Quantity 1 EA
Sell Pack Weight 13.8 kg
Sell Pack Width 210 mm
Sell Pack Length 755 mm
Sell Pack Height 202 mm
Product group IEC Fuse Switch Disconnectors
Conventional Free Air thermal Current With Fuse-Links Ith 1260 A
Product Weight 13.8 kg
HS Code 85365080
Country of Manufacture Hungary
Poles 3-pole
Device Type Fuse switch disconnector
Voltage 500 V

Frequently Asked Questions

What is the Mersen T1023126 used for?

It is an NH Size 3 fuse switch disconnector designed for high current switching, protection and isolation in industrial power distribution systems.

What is the current rating of the T1023126?

The unit has a rated current of 1260 A.

Which fuse size is compatible?

The T1023126 is designed for use with NH Size 3 fuse-links.

What type of cable termination does it use?

The switch disconnector features quadruple M12 bolt cable termination for secure electrical connections.

Where is this fuse switch disconnector typically installed?

It is commonly installed in industrial switchboards, busbar systems, motor control centres and commercial electrical distribution equipment.

Trusted for Industrial Power Distribution

Mersen MULTIVERT® fuse switch disconnectors are trusted by switchboard manufacturers, electrical contractors and industrial engineers worldwide for delivering reliable protection, safe isolation and dependable performance in demanding power distribution applications.

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