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MERSEN FUSE MB3 630A 3P 1.001.125 1.001.125

MERSEN FUSE MB3 630A 3P 1.001.125 1.001.125

The MULTIBLOC® NH fuse-switch disconnector, Size 3, 630A, offers reliable three-pole switching and superior protection in demanding industrial and commercial applications. Designed for panel mounting with robust bottom fitting and secure M12 screw connections.

SKU: C1002135Alt SKU: 1.001.125MPN: C1002135
Price
List Price £410.62 ex VAT
Your Price (ex VAT)
£410.62
Manufacturer Lead Time Please contact us for a delivery time before you order
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Manufacturer Lead Time

£410.62

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

The MULTIBLOC® NH fuse-switch disconnector, Size 3, 630A, offers reliable three-pole switching and superior protection in demanding industrial and commercial applications. Designed for panel mounting, it features robust bottom fitting and secure M12 screw connections for ease of installation and long-term operational integrity.

This unit ensures safe disconnection under load, minimises downtime, and meets high-performance standards for power distribution. Its proven durability and compact form factor make it an excellent choice for engineers seeking dependable, space-efficient solutions for low-voltage switchgear assemblies.

Product Code: C1002135

Key Benefits

  • Reliable three-pole switching for enhanced safety and operational control.
  • Robust bottom fitting and M12 screw connections ensure secure and easy installation.
  • High short circuit current rating up to 80kA for superior protection.
  • Compact design suitable for space-efficient panel mounting.
  • Meets IEC standards for low-voltage switchgear applications.
  • Durable construction minimises maintenance and downtime.

Compatibility

This NH fuse-switch disconnector is compatible with MULTIBLOC® Size 3 fuse links and solid links, designed for use in IEC low-voltage switchgear assemblies. It supports AC systems up to 690 V and is suitable for applications requiring 3-pole switching with bottom fitting panel mounting.

Applications

  • Industrial power distribution panels
  • Commercial electrical switchgear assemblies
  • Low-voltage motor control centres
  • Protection and isolation in manufacturing plants
  • Renewable energy system switchgear
  • Maintenance and safety disconnection in electrical installations

Technical Specifications

Current 630 A
Phase Three Phase
Item number C1002135
Catalogue No 1.001.125
Description NH fuse-switch disconnector MULTIBLOC® Size 3 630A 3-Pole switching Bottom Fitting/panel Connection Screw M12
EAN/UPC Code 4027597023652
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
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
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 148.9 mm
Product Height 299 mm
Sell Pack Quantity 1 EA
Sell Pack Weight 4.94 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 4.94 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 rated voltage for this fuse-switch disconnector?

The rated voltage AC IEC for this product is 690 V.

Is this product suitable for DC applications?

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

What type of mounting does this product support?

It supports bottom fitting panel mounting for easy integration into switchgear assemblies.

What is the short circuit current rating?

The short circuit current rating is up to 80kA depending on the voltage level and application.

How many poles does this switch have?

This is a 3-pole switching device.

Common Search Terms

NH fuse switch disconnector, MULTIBLOC® Size 3, 630A fuse switch, 3-pole fuse switch, bottom fitting switch disconnector, IEC fuse switch, industrial fuse switch, panel mount fuse switch, M12 screw connection fuse switch, low-voltage switchgear components.

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