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MERSEN FUSE MV2 400A/185mm 3P3 1.270.600 1.270.600

MERSEN FUSE MV2 400A/185mm 3P3 1.270.600 1.270.600

Reliable and robust NH fuse-switch disconnector with 400A rating, 1×3-pole switching, compatible with 185mm bus bar systems and featuring a V-terminal V-clamp.

SKU: K1023210Alt SKU: 1.270.600MPN: K1023210
Price
List Price £336.20 ex VAT
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£336.20
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Manufacturer Lead Time

£336.20

Why Choose the Mersen K1023210 MULTIVERT® NH Fuse Switch Disconnector?

The Mersen K1023210 is a robust MULTIVERT® NH Size 2 vertical fuse switch disconnector designed for industrial low-voltage power distribution. Rated at 400 A and 690 V AC, it is engineered for installation on 185 mm busbar systems and features a 1 × 3-pole switching arrangement with V-terminal and V-clamp cable connection technology for secure conductor termination.

Manufactured in accordance with IEC/EN 60947-3, the K1023210 provides reliable switching, visible isolation and NH fuse protection within a compact modular assembly. It is designed for NH Size 2 fuse links rated up to 400 A in accordance with IEC/EN 60269-2 and VDE 0636-2, making it suitable for demanding industrial, commercial and utility applications.

The MULTIVERT® modular platform enables rapid installation, straightforward maintenance and excellent operator protection. Its compact installation depth of approximately 123 mm helps maximise switchboard space while maintaining dependable performance in feeder pillars, transformer substations, industrial switchboards and OEM electrical equipment.

Key Advantages

  • Rated at 400 A for demanding industrial distribution systems.
  • Suitable for operation up to 690 V AC.
  • Designed for 185 mm busbar systems.
  • Accepts standard NH Size 2 fuse links.
  • Secure V-terminal and V-clamp cable connection.
  • Compact modular design conserves panel space.
  • High short-circuit withstand capability.
  • Safe switching and visible isolation in accordance with IEC standards.
  • Simple installation and maintenance using the MULTIVERT® modular system.

Key Features

  • Manufacturer: Mersen
  • Item number: K1023210
  • Catalogue number: 1.270.600
  • Series: MULTIVERT® 400A
  • Fuse size: NH Size 2
  • Rated current: 400 A
  • Rated operational voltage: 690 V AC
  • Switching arrangement: 1 × 3-pole
  • Busbar spacing: 185 mm
  • Cable termination: V-terminal with V-clamp
  • Suitable for 50–60 Hz systems.
  • Vertical mounting for direct busbar installation.

Reliable Protection for High-Current Distribution Systems

The Mersen K1023210 combines switching, isolation and NH fuse protection within a compact vertical assembly. Designed specifically for 185 mm busbar systems, it enables straightforward installation while providing dependable electrical performance for industrial and commercial low-voltage distribution equipment.

Its modular MULTIVERT® design supports the addition of compatible accessories and optional current transformer solutions where required, making it suitable for modern switchboard designs requiring flexibility, safety and ease of maintenance.

Typical Applications

  • Industrial switchboards.
  • Power distribution panels.
  • Transformer substations.
  • Feeder pillars.
  • Cable distribution cabinets.
  • OEM electrical equipment.
  • Commercial and industrial low-voltage distribution systems.

Technical Specifications

Current 400 A
Phase Three Phase
Item number K1023210
Catalogue No 1.270.600
Description NH fuse-switch disconnector MULTIVERT® Size 2 400A 1x3-Pole switching Bus bar system 185mm V-terminal V-clamp
EAN/UPC Code 9008567003787
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 1x3-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 4.7 kg
Sell Pack Width 100 mm
Sell Pack Length 688 mm
Sell Pack Height 195 mm
Product group IEC Fuse Switch Disconnectors
Conventional Free Air thermal Current With Fuse-Links Ith 400 A
Product Weight 4.7 kg
Conventional Free Air thermal Current - Solid Links 630 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 K1023210?

The K1023210 is a MULTIVERT® NH Size 2 vertical fuse switch disconnector rated at 400 A and 690 V AC for installation on 185 mm busbar systems.

Which fuse links are compatible?

The unit is designed for NH Size 2 fuse links manufactured in accordance with IEC/EN 60269-2 and VDE 0636-2.

What type of cable connection does it use?

The K1023210 is equipped with a V-terminal and V-clamp connection system for secure cable termination.

What is the short-circuit current rating?

The fuse switch disconnector offers a short-circuit current rating of up to 120 kA under the manufacturer's specified operating conditions.

What busbar system is required?

The unit is designed specifically for installation on a 185 mm busbar system.

Trusted by Electrical Professionals Worldwide

Mersen MULTIVERT® fuse switch disconnectors are trusted by utilities, OEM manufacturers and panel builders for dependable switching, visible isolation and reliable circuit protection in demanding low-voltage power distribution systems.

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