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MERSEN FUSE A 070 URD 32 TTI 0550 A070URD32TTI0550

MERSEN FUSE A 070 URD 32 TTI 0550 A070URD32TTI0550

High-speed aR characteristic fuse designed for semiconductor protection with 690VAC IEC and 700VAC UL ratings, 550A current, striker indication, flush ends, and UNC threads.

SKU: R300464Alt SKU: A070UD32TTI550MPN: R300464
Price
List Price £170.89 ex VAT
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£170.89
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£170.89

Why Choose the Mersen R300464 Industrial Electrical Component?

The Mersen R300464 is a genuine Mersen industrial electrical component intended for professional maintenance, repair and replacement applications. Identified by the manufacturer reference R300464, it helps engineers, panel builders and purchasing teams locate the correct component when this exact part number is specified within equipment documentation, electrical drawings or approved spare-parts records.

Mersen is an established manufacturer of electrical protection and power-management solutions for industrial systems. Selecting an original Mersen product with the correct reference helps maintain equipment reliability, simplify component procurement and reduce the risk of installing an unsuitable replacement.

The exact product classification, electrical ratings, dimensions, terminal arrangement and mounting requirements of the R300464 should be verified against current Mersen technical documentation before purchase or installation. The complete markings on the existing component should also be checked to confirm compatibility with the intended equipment.

Key Advantages

  • Genuine Mersen industrial electrical component.
  • Clearly identified by manufacturer reference R300464.
  • Suitable for professional maintenance, repair and replacement work.
  • Supports accurate component identification and procurement.
  • Manufactured by an established electrical protection specialist.
  • Suitable for engineers, OEMs, panel builders and maintenance teams.

Key Features

  • Mersen branded industrial component.
  • Manufacturer part number R300464.
  • Intended for professional industrial electrical applications.
  • Suitable for replacing an installed component carrying the same reference.
  • Supports planned maintenance and equipment refurbishment programmes.
  • Manufacturer-specific identification simplifies spare-parts management.
  • Compatibility should be confirmed before ordering or installation.
  • Installation should be completed by suitably qualified personnel.

Reliable Component Selection for Industrial Systems

Industrial electrical equipment often requires replacement components to match an exact manufacturer reference. Correct part-number matching helps ensure that the selected component has the appropriate electrical characteristics, physical dimensions, connection arrangement and mounting format for the intended equipment.

Before installing the Mersen R300464, engineers should compare the complete markings on the original component with the equipment manual, electrical schematics and current manufacturer information. Voltage, current, terminal layout, mounting method and system compatibility must all be verified before the equipment is commissioned.

Typical Applications

  • Industrial electrical maintenance.
  • Machinery servicing and repair.
  • Electrical control panel refurbishment.
  • Power distribution equipment maintenance.
  • OEM equipment replacement projects.
  • Industrial spare-parts inventories.

Technical Specifications

Item number R300464
Catalogue No A070UD32TTI550
Description Square Body High-Speed Fuse Protistor® Size 32 aR 690VAC IEC 700VAC UL 550A With Striker Flush ends UNC threads
EAN/UPC Code 3605340328875
Rated voltage AC UL 700 V
Rated voltage AC IEC 690 V
Ampere Rating 550 A
RoHS Compliant Yes
AC or DC AC
Speed/Characteristic aR
Fuse Size 32
Mounting Bolted
Clearing I2t At Rated Voltage 215 kA²s
Melting I2t 37 kA²s
AC Max I.R./Breaking Capacity I1: 200 kA
Design Details Standard Terminal
Indication System Yes
Indication System Type Striker
Connection/Terminal Material Silver-Plated Brass
Connection/Terminal Type Flush ends
Product Width 59 mm
Product Length 50.6 mm
Product Height 65 mm
Sell Pack Quantity 3 EA
Sell Pack Weight 1.8099 kg
Sell Pack Width 145 mm
Sell Pack Length 245 mm
Sell Pack Height 90 mm
Product group Semiconductor Protection Fuses
Body/Insulating Material Ceramic
Product Weight 0.6033 kg
Power Dissipation at Rated Current Value 90 W
HS Code 85361090
Country of Manufacture France
Fuse Type Semiconductor
Fuse Class aR
Voltage 690 V

Frequently Asked Questions

What is the Mersen R300464?

The R300464 is a Mersen industrial electrical component identified by its manufacturer-specific reference. Its exact product type and technical ratings should be confirmed using current Mersen documentation.

How can I confirm that the R300464 is compatible with my equipment?

Compare the complete part number and product markings with the installed component, equipment manual, electrical drawings and current Mersen technical information.

Can the R300464 replace a component with a different part number?

A component with a different reference should only be used when its electrical ratings, dimensions, terminal arrangement and manufacturer-approved compatibility have been fully verified.

Who should install the Mersen R300464?

Installation should be completed by a suitably qualified electrical engineer or technician following the applicable isolation, inspection and electrical safety procedures.

Where is this component typically used?

The R300464 may be used in industrial machinery, electrical panels, power equipment and maintenance applications where this exact Mersen reference is specified.

Trusted Industrial Electrical Solutions

Mersen products are used by engineers, equipment manufacturers, panel builders and maintenance professionals to support dependable electrical protection, power management and industrial system operation.

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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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