MERSEN FUSE MB2 400A 3P 1.000.704 1.000.704

Why Choose the NH fuse-switch disconnector MULTIBLOC® Size 2 400A?

Engineered for reliable power distribution, the NH fuse-switch disconnector MULTIBLOC® Size 2 400A provides robust three-pole switching for 40mm bus bar systems, ensuring safe isolation and protection in demanding industrial environments. The system accommodates up to 400A with secure M10 screw connections, delivering consistent performance and straightforward installation.

Ideal for panel builders and maintenance professionals, this unit supports efficient circuit protection and rapid fuse replacement, minimising downtime while meeting stringent UK safety and quality standards.

Technical Specifications

• Item number: M1002167
• Catalogue No: 1.000.704
• Description: NH fuse-switch disconnector MULTIBLOC® Size 2 400A 3-Pole switching Bus bar system 40mm Connection Screw M10
• EAN/UPC Code: 4027597023409
• Frequency (Hz): 50 ... 60 Hz
• Rated voltage AC IEC: 690 V
• Rated voltage DC IEC: 440 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 = 315 A DC 21 B @ Ue = DC 440 V; Ie = 400 A
• Switchability: 3-pole switching
• RoHS Compliant: Yes
• AC or DC: AC/DC
• Short Circuit Current Rating (SCCR): 80kA@Ue = AC 400 V; Ie = 400 A / 80kA@Ue = AC 500 V; Ie = 400 A / 80kA@Ue = AC 690 V; Ie = 315 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: 13 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: 60 W
• Rated short circuit making capacity with solid links Icm: 10.6 kA
• Installation Mounting: Bus bar system 40 mm
• Product Width: 204.5 mm
• Product Length: 130.5 mm
• Product Height: 259 mm
• Sell Pack Quantity: 1 EA
• Sell Pack Weight: 4.77 kg
• Sell Pack Width: 215 mm
• Sell Pack Length: 275 mm
• Sell Pack Height: 190 mm
• Product group: IEC Fuse Switch Disconnectors
• Conventional Free Air thermal Current With Fuse-Links Ith: 400 A
• Product Weight: 4.77 kg
• Conventional Free Air thermal Current - Solid Links: 530 A

Product Code: M1002167

Key Benefits

• Reliable three-pole switching for safe circuit isolation
• Supports up to 400A current rating for robust applications
• Compatible with 40mm bus bar systems for easy integration
• Secure M10 screw connections ensure stable electrical contact
• Facilitates rapid fuse replacement to minimise downtime
• Meets UK safety and quality standards for industrial use
• RoHS compliant for environmentally responsible installation

Compatibility

This fuse-switch disconnector is compatible with NH fuse size 2 and designed for use within IEC fuse switch disconnector systems. It integrates seamlessly with 40mm bus bar mounting systems and is suitable for both AC and DC power distribution setups up to 690 V AC and 440 V DC.

Applications

• Industrial power distribution panels
• Electrical switchgear assemblies
• Panel building and electrical maintenance
• Protection and isolation in manufacturing plants
• Renewable energy system switchgear
• Commercial and infrastructure electrical installations

Common Search Terms

NH fuse switch disconnector, MULTIBLOC Size 2, 400A fuse switch, 3-pole fuse switch, 40mm bus bar fuse switch, industrial fuse switch, IEC fuse switch disconnector, M10 screw connection fuse switch, AC/DC fuse switch, electrical panel fuse switch