MERSEN FUSE 6,9 URD 30 D08 A 0550 6,9URD30D08A0550

MERSEN FUSE 6,9 URD 30 D08 A 0550 6,9URD30D08A0550

High-speed aR characteristic fuse with 550A rating, suitable for AC circuits up to 700V UL and 690V IEC. Features integrated striker for fault indication and DIN 80 blade terminals.

SKU: C300405Alt SKU: PC30UD69V550AMPN: C300405
Price
List Price £158.31 ex VAT
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£158.31
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Manufacturer Lead Time

Sold in packs of 3

£158.31

Why Choose the Mersen C300405 Electrical Protection Component?

The Mersen C300405 is a specialist industrial electrical protection component identified by its unique Mersen catalogue reference. It is intended for use in compatible professional electrical equipment where accurate component selection, dependable fault protection and reliable long-term operation are essential.

Mersen manufactures circuit-protection products for industrial power distribution, power conversion, machinery and automation systems. When correctly specified and installed, these components help protect conductors, semiconductor devices and connected equipment from the potentially damaging thermal and mechanical effects of electrical faults.

The C300405 manufacturer reference enables engineers, panel builders, OEMs and maintenance teams to identify the required component for equipment assembly, planned servicing or replacement work. The exact product designation, current rating, voltage rating, operating class, terminal configuration and dimensions should be confirmed from the component markings or current Mersen documentation before ordering or installation.

Key Advantages

  • Genuine Mersen electrical protection component.
  • Designed for compatible professional and industrial equipment.
  • Supports dependable protection against electrical fault currents.
  • Unique C300405 catalogue reference aids accurate identification.
  • Suitable for OEM assembly, maintenance and replacement requirements.
  • Manufactured for use in demanding electrical installations.

Key Features

  • Mersen manufacturer reference C300405.
  • Industrial electrical protection product.
  • Designed for equipment-specific installation.
  • Suitable for compatible control, power-conversion and distribution equipment.
  • Supports machinery maintenance and component replacement programmes.
  • Intended for selection by qualified electrical professionals.
  • Electrical and mechanical compatibility must be verified before use.
  • Suitable for applications requiring reliable fault-current protection.

Dependable Protection for Industrial Electrical Equipment

Correctly selected electrical protection components help limit the energy released during abnormal current conditions. By interrupting a fault within the required operating time, an appropriately rated protective device can help reduce damage to wiring, semiconductor components, machinery and associated electrical equipment.

Replacement components should not be selected from the catalogue reference or physical appearance alone. The complete Mersen product designation must be checked alongside the rated current, rated voltage, operating characteristic, breaking capacity, mounting arrangement and dimensions to ensure compatibility with the equipment and its protection requirements.

Typical Applications

  • Industrial electrical control panels.
  • Power distribution assemblies.
  • Power-conversion equipment.
  • Manufacturing and production machinery.
  • Automation and process-control systems.
  • OEM electrical equipment.
  • Maintenance, repair and replacement programmes.

Technical Specifications

Item number C300405
Catalogue No PC30UD69V550A
Description Square Body High-Speed Fuse Protistor® Size 30 aR 690VAC IEC 700VAC UL 550A With Striker DIN 80 Blades
EAN/UPC Code 3605340327908
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 30
Mounting Bolted
Clearing I2t At Rated Voltage 330 kA²s
Melting I2t 52 kA²s
AC Max I.R./Breaking Capacity I1: 200 kA
Indication System Yes
Indication System Type Striker
Connection/Terminal Material Silver-Plated Copper
Connection/Terminal Type DIN 80 Blades
Product Width 40 mm
Product Length 110 mm
Product Height 48 mm
Sell Pack Quantity 3 EA
Sell Pack Weight 0.8199 kg
Sell Pack Width 135 mm
Sell Pack Length 145 mm
Sell Pack Height 55 mm
Product group Semiconductor Protection Fuses
Body/Insulating Material Ceramic
Product Weight 0.2733 kg
Power Dissipation at Rated Current Value 90 W
HS Code 85361090
Country of Manufacture France
Fuse Type D / D0 (Neozed/Diazed), Semiconductor
Fuse Class aR
Voltage 690 V

Frequently Asked Questions

What is the Mersen C300405?

The Mersen C300405 is an industrial electrical protection component identified by the manufacturer reference C300405 for use in compatible professional electrical equipment.

Where can the Mersen C300405 be used?

It may be used in compatible industrial systems such as control panels, machinery, power-conversion equipment and electrical distribution assemblies, subject to verification of its technical specifications.

How do I confirm that C300405 is the correct replacement?

Compare the complete product designation, rated current, rated voltage, operating class, breaking capacity, terminal arrangement and dimensions with the original component and current Mersen documentation.

Can a physically similar component be used instead?

No. Similar dimensions do not confirm electrical compatibility. Any replacement must meet the required electrical ratings, operating characteristics and equipment-manufacturer specifications.

Who should install the Mersen C300405?

The component should be selected and installed by a suitably qualified electrical professional in accordance with applicable regulations, site procedures and equipment instructions.

Trusted Electrical Protection from Mersen

Mersen electrical protection products are specified by OEMs, panel builders, engineers and maintenance professionals for dependable performance in industrial electrical installations.

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