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MERSEN FUSE MV3 630A/185mm 3P3 1.370.900 1.370.900

MERSEN FUSE MV3 630A/185mm 3P3 1.370.900 1.370.900

The NH fuse-switch disconnector MULTIVERT® Size 3 630A enables reliable and safe power distribution in demanding industrial installations, supporting 1×3-pole switching with a robust bus bar system at 185mm spacing. Dual V-terminals offer flexible and secure cable connections, ensuring quick installation and consistent electrical performance.

SKU: F1023252Alt SKU: 1.370.900MPN: F1023252
Price
List Price £793.11 ex VAT
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Why Choose the Mersen F1023252 MULTIVERT® NH Fuse Switch Disconnector?

The Mersen F1023252, catalogue number 1.370.900, is a robust MULTIVERT® NH fuse switch disconnector engineered for safe switching, isolation and overcurrent protection in industrial low-voltage power distribution systems. Designed for installation on 185 mm busbar systems, this Size 3, 630 A, three-pole fuse switch disconnector provides dependable performance for switchboards, distribution panels and heavy-duty industrial electrical installations.

Part of the proven Mersen MULTIVERT® 630 A series, the F1023252 features V-terminal connections with two terminals per phase, allowing multiple conductors to be terminated on each phase without additional connection hardware. This configuration makes it particularly suitable for complex power distribution systems requiring parallel cable connections.

Rated at 630 A with a maximum operating voltage of 690 V AC, the F1023252 is compatible with NH Size 3 fuse links in accordance with IEC/EN 60269 standards. Its compact vertical construction maximises panel space while delivering reliable switching performance and long service life in demanding industrial environments.

Key Advantages

  • Industrial NH fuse switch disconnector for switching, isolation and circuit protection.
  • 630 A rated current for high-power distribution systems.
  • 690 V AC operating voltage.
  • Designed for 185 mm busbar systems.
  • Two V-terminals per phase simplify multiple cable connections.
  • Compact MULTIVERT® design for efficient panel installation.

Key Features

  • Mersen MULTIVERT® 630 A series.
  • 630 A rated current.
  • 690 V AC rated voltage.
  • Three-pole switching.
  • Compatible with NH Size 3 fuse links.
  • 185 mm busbar mounting.
  • V-terminal configuration with two terminals per phase.
  • Heavy-duty construction for industrial applications.

Reliable Protection for High-Power Distribution Systems

NH fuse switch disconnectors provide dependable manual switching, safe electrical isolation and effective overcurrent protection for industrial electrical installations. Their rugged design protects circuits against overloads and short circuits while allowing safe maintenance and long service life.

The dual V-terminal arrangement on the Mersen F1023252 enables two cable terminations per phase, making it particularly suitable for installations requiring parallel conductors or greater wiring flexibility without compromising reliability.

Typical Applications

  • Industrial switchboards.
  • Power distribution cabinets.
  • Motor control centres.
  • Heavy industrial manufacturing.
  • OEM electrical equipment.
  • Large commercial and infrastructure power distribution.

Technical Specifications

Current 630 A
Phase Three Phase
Item number F1023252
Catalogue No 1.370.900
Description NH fuse-switch disconnector MULTIVERT® Size 3 630A 1x3-Pole switching Bus bar system 185mm V-terminal x2
EAN/UPC Code 9008567002414
Frequency (Hz) 50 ... 60 Hz
Rated voltage AC IEC 690 V
Ampere Rating 630 A
Utilization Category AC 23 B @ Ue = AC 400 V; Ie = 630 A AC 22 B @ Ue = AC 500 V; Ie = 630 A AC 21 B @ Ue = AC 690 V; Ie = 630 A
Switchability 1x3-pole switching
RoHS Compliant Yes
AC or DC AC
Short Circuit Current Rating (SCCR) 80kA@Ue = AC 400 V; Ie = 630 A / 80kA@Ue = AC 500 V; Ie = 630 A / 80kA@Ue = AC 690 V; Ie = 500 A
Fuse Size 3
Number of Poles 3-Pole
Degree of Pollution 3
Rated Impulse Withstand Voltage 12 kV
Rated Insulation Voltage 1000 V
Rated SC Withstand 12.6 kA / 1 s
Max Power dissipation of Fuse Links Pn 48 W
Max Power dissipation of Solid Links Pn 17.5 W
Power Dissipation by Ith without Fuse-Links 95 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 7.05 kg
Sell Pack Width 230 mm
Sell Pack Length 781 mm
Sell Pack Height 125 mm
Product group IEC Fuse Switch Disconnectors
Conventional Free Air thermal Current With Fuse-Links Ith 630 A
Product Weight 7.05 kg
Conventional Free Air thermal Current - Solid Links 800 A
HS Code 85365080
Country of Manufacture Hungary
Poles 3-pole
Device Type Fuse switch disconnector
Voltage 690 V

Frequently Asked Questions

What is the Mersen F1023252 used for?

The F1023252 is an NH fuse switch disconnector designed for switching, isolation and overcurrent protection in industrial low-voltage power distribution systems.

What fuse size is compatible with the F1023252?

This model is designed for NH Size 3 fuse links rated up to 630 A.

What is the advantage of two terminals per phase?

The dual V-terminal arrangement allows two conductors to be connected to each phase, making it ideal for parallel cable installations and complex distribution systems.

What busbar system is required?

The Mersen F1023252 is designed for installation on a 185 mm busbar system.

Where is the F1023252 commonly installed?

It is widely used in industrial switchboards, distribution boards, motor control centres and heavy-duty electrical installations requiring high-current switching and protection.

Trusted by Industrial Power Distribution Professionals

Mersen MULTIVERT® fuse switch disconnectors are trusted worldwide by panel builders and electrical engineers for delivering dependable switching, safe isolation and long-term performance in demanding industrial environments.

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