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MERSEN FUSE MB3 630A 3P 1.002.713 1.002.713

MERSEN FUSE MB3 630A 3P 1.002.713 1.002.713

Robust 3-pole NH fuse-switch disconnector with bottom fitting and M12 screw terminal connections, rated for 630A AC applications with electronic fuse monitoring.

SKU: M1023074Alt SKU: 1.002.713MPN: M1023074
Price
List Price £900.85 ex VAT
Your Price (ex VAT)
£900.85
Manufacturer Lead Time Please contact us for a delivery time before you order
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Manufacturer Lead Time

£900.85

Why Choose the NH Fuse-Switch Disconnector MULTIBLOC® Size 3 630A 3-Pole?

The NH fuse-switch disconnector MULTIBLOC® Size 3 offers reliable, heavy-duty switching and protection for low-voltage power distribution up to 630A. Its robust 3-pole design, bottom fitting, and M12 screw terminal connections provide secure installation and excellent conductivity for demanding industrial environments.

Engineered for straightforward integration and enhanced electrical monitoring, this device delivers proven safety, durability, and maintenance efficiency. Ideal for panel assembly, it ensures optimum performance and compliance with rigorous electrical standards.

Product Code: M1023074

Key Benefits

  • Robust 3-pole design for reliable switching and protection up to 630A
  • Bottom fitting and M12 screw terminal connections for secure installation
  • Integrated electronic fuse monitoring (ESÜ) for enhanced electrical safety
  • High short circuit current rating up to 80kA for superior protection
  • Complies with IEC standards ensuring quality and performance
  • Durable construction suitable for demanding industrial environments
  • Facilitates easy panel assembly and maintenance efficiency

Compatibility

This NH fuse-switch disconnector is compatible with Size 3 NH fuses and designed to integrate seamlessly with low-voltage power distribution systems up to 690 V AC. It supports AC utilization categories AC 23 B, AC 22 B, and AC 21 B at various voltages and currents as specified, making it suitable for a wide range of industrial electrical setups.

Applications

  • Low-voltage power distribution panels
  • Industrial machinery and equipment protection
  • Panel assembly and switchgear installations
  • Electrical monitoring and safety systems
  • Heavy-duty switching in manufacturing plants
  • Electrical infrastructure in commercial and industrial buildings

Technical Specifications

Current 630 A
Phase Three Phase
Item number M1023074
Catalogue No 1.002.713
Description NH fuse-switch disconnector MULTIBLOC® Size 3 630A 3-Pole switching Bottom Fitting/panel Connection Screw M12 elec mon.
EAN/UPC Code 9008567005903
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 = 500 A
Switchability 3-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 / 50kA@Ue = AC 690 V; Ie = 500 A
Fuse Size 3
Design Details with electronic fuse monitoring ESÜ installed (rated voltage=525VAC)
Number of Poles 3-Pole
Degree of Pollution 3
Rated Impulse Withstand Voltage 12 kV
Rated Insulation Voltage 1000 V
Rated SC Withstand 18 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 53 W
Power Dissipation by Ith without Solid Links 81 W
Rated short circuit making capacity with solid links Icm 18.6 kA
Installation Mounting Bottom Fitting/panel
Product Width 256 mm
Product Length 167 mm
Product Height 299 mm
Sell Pack Quantity 1 EA
Sell Pack Weight 5.5 kg
Sell Pack Width 265 mm
Sell Pack Length 325 mm
Sell Pack Height 155 mm
Product group IEC Fuse Switch Disconnectors
Conventional Free Air thermal Current With Fuse-Links Ith 630 A
Product Weight 5.5 kg
Conventional Free Air thermal Current - Solid Links 780 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 maximum current rating of this fuse-switch disconnector?

The device is rated for a maximum current of 630 A, suitable for heavy-duty industrial applications.

Is this product suitable for DC applications?

No, this fuse-switch disconnector is designed for AC applications only.

What type of fuse monitoring does it include?

It includes electronic fuse monitoring (ESÜ) installed with a rated voltage of 525 VAC for enhanced safety.

Can this disconnector be mounted in panels?

Yes, it is designed for bottom fitting and panel mounting, facilitating easy integration into electrical panels.

What is the short circuit current rating?

The short circuit current rating is up to 80kA at AC 400 V and AC 500 V, and 50kA at AC 690 V, providing robust protection.

Common Search Terms

NH fuse switch disconnector, MULTIBLOC Size 3, 630A fuse switch, 3-pole fuse switch, bottom fitting fuse switch, M12 screw terminal disconnector, electronic fuse monitoring, IEC fuse switch, industrial fuse disconnector, low voltage fuse switch

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