MERSEN FUSE A 110 URD 72 LI 0700 A110URD72LI0700

MERSEN FUSE A 110 URD 72 LI 0700 A110URD72LI0700

High-speed fuse designed for semiconductor protection with aR characteristic, rated 700A, 1000VAC IEC, 1100VAC UL, with striker indication and slotted blade terminals.

SKU: Z300678Alt SKU: A110UD72LI700MPN: Z300678
Price
List Price £216.42 ex VAT
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£216.42
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Sold in packs of 3

£216.42

Why Choose the Mersen Z300678 Industrial Fuse Component?

The Mersen Z300678 is a professional-grade industrial fuse and electrical protection component designed for use in compatible power distribution, power conversion and industrial control equipment. Manufactured by Mersen, it provides a dependable replacement solution for engineers, OEM manufacturers and maintenance teams working with systems that specify the Z300678 manufacturer reference.

Industrial fuse components help protect valuable electrical equipment against excessive current and damaging short-circuit conditions. Selecting the correct Mersen component supports reliable system operation, reduces the risk of equipment damage and helps ensure that the required protection characteristics are maintained.

The Z300678 part number enables accurate identification during procurement, maintenance and inventory management. Electrical ratings, fuse class, dimensions and mounting requirements should always be checked against the existing fuse, equipment documentation or current Mersen technical data before installation.

Key Advantages

  • Genuine Mersen industrial electrical protection component.
  • Clearly identified by manufacturer reference Z300678.
  • Designed for compatible industrial power and control equipment.
  • Supports reliable protection against electrical fault conditions.
  • Suitable for planned maintenance and replacement inventories.
  • Helps reduce downtime by enabling accurate component identification.

Key Features

  • Mersen branded fuse component.
  • Manufacturer part number: Z300678.
  • Designed for professional industrial electrical applications.
  • Suitable for compatible fuse assemblies and protection systems.
  • Supports electrical equipment maintenance and fault protection.
  • Clearly marked reference for straightforward procurement.
  • Suitable for OEM, automation and power conversion equipment.
  • Professional installation and specification verification recommended.

Dependable Protection for Industrial Electrical Systems

Industrial fuses are designed to disconnect electrical circuits when fault current exceeds the permitted operating level. Fast and dependable interruption can help prevent damage to cables, semiconductor devices, drives, power supplies and other sensitive electrical equipment.

The Mersen Z300678 provides an identifiable replacement option for compatible systems. Because fuse components can differ in current rating, voltage rating, operating class, breaking capacity and physical size, all specifications should be verified before the component is ordered or installed.

Typical Applications

  • Industrial electrical protection systems.
  • Power distribution and switchgear equipment.
  • Variable frequency drives and motor control systems.
  • Industrial converters, rectifiers and power supplies.
  • Automation machinery and control panels.
  • OEM maintenance and replacement-parts inventories.

Technical Specifications

Item number Z300678
Catalogue No A110UD72LI700
Description Square Body High-Speed Fuse Protistor® Size 72 aR 1000VAC IEC 1100VAC UL 700A With Striker Slotted Blades long
EAN/UPC Code 3605340332063
Rated voltage AC UL 1100 V
Rated voltage AC IEC 1000 V
Ampere Rating 700 A
AC or DC AC
Speed/Characteristic aR
Fuse Size 72
Mounting Bolted
Clearing I2t At Rated Voltage 815 kA²s
Melting I2t 141.9 kA²s
AC Max I.R./Breaking Capacity I1: 167 kA
Indication System Yes
Indication System Type Striker
Connection/Terminal Material Silver-Plated Copper
Connection/Terminal Type Slotted Blades
Product Width 59 mm
Product Length 157.4 mm
Product Height 63 mm
Sell Pack Quantity 3 EA
Sell Pack Weight 2.1699 kg
Sell Pack Width 150 mm
Sell Pack Length 190 mm
Sell Pack Height 70 mm
Product group Semiconductor Protection Fuses
Body/Insulating Material Ceramic
Product Weight 0.7233 kg
Power Dissipation at Rated Current Value 140 W
HS Code 85361090
Fuse Type Semiconductor
Fuse Class aR
Voltage 1000 V

Frequently Asked Questions

What is the Mersen Z300678?

The Mersen Z300678 is an industrial fuse and electrical protection component identified by the manufacturer part number Z300678 for use in compatible equipment.

How can I confirm that the Z300678 is suitable for my equipment?

Compare the complete part number, electrical ratings, dimensions and terminal configuration with the existing component and the relevant equipment documentation.

Why must the electrical ratings be checked before installation?

The current rating, voltage rating, fuse characteristic and breaking capacity must be suitable for the circuit to provide safe and effective electrical protection.

Who should install the Mersen Z300678?

The component should be installed by a suitably qualified electrical engineer or technician following appropriate isolation, testing and electrical safety procedures.

Where is the Mersen Z300678 typically used?

It may be used in compatible industrial control panels, power conversion systems, switchgear, machinery and other professional electrical installations.

Trusted by Industrial Electrical Professionals

Mersen electrical protection products are selected by engineers, OEM manufacturers and maintenance professionals to support dependable circuit protection and reliable operation in demanding industrial environments.

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At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.

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We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products. 

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