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MERSEN FUSE 9 URD 71 TT F 0800 Z300862

MERSEN FUSE 9 URD 71 TT F 0800 Z300862

High-speed fuse offering superior protection for power semiconductor devices, rated 800A at 900VAC IEC and 950VAC UL, with striker indication and flush end caps with metric threads.

SKU: Z300862Alt SKU: PC71UD90V800TFMPN: Z300862
Price
List Price £224.26 ex VAT
Your Price (ex VAT)
£224.26
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Manufacturer Lead Time

Sold in packs of 3

£224.26

Why Choose the Mersen Z300862 Electrical Protection Component?

The Mersen Z300862 is a specialist industrial electrical protection component intended for use with compatible power distribution, power conversion and control equipment. Manufactured by Mersen, it provides engineers, OEM manufacturers and maintenance teams with a traceable replacement part identified by the manufacturer reference Z300862.

Mersen develops electrical protection products for demanding industrial systems where dependable fault interruption and correct component selection are essential. Using the specified replacement component helps maintain the intended protection performance, mechanical compatibility and operational reliability of the equipment.

The Z300862 reference supports accurate purchasing, servicing and spare-parts management. As electrical ratings and physical configurations can vary between Mersen products, the complete part number, current rating, voltage rating, fuse class, dimensions and terminal arrangement should be confirmed against the existing component or official equipment documentation before installation.

Key Advantages

  • Genuine Mersen industrial electrical protection component.
  • Clearly identified by manufacturer reference Z300862.
  • Suitable for compatible industrial power and control equipment.
  • Supports reliable maintenance and replacement procedures.
  • Helps simplify component identification and stock management.
  • Suitable for professional industrial and OEM applications.

Key Features

  • Mersen branded electrical component.
  • Manufacturer part number: Z300862.
  • Designed for use with compatible electrical protection equipment.
  • Suitable for maintenance, repair and replacement requirements.
  • Traceable manufacturer reference for accurate procurement.
  • Intended for demanding professional electrical environments.
  • Suitable for industrial, commercial and OEM installations.
  • Technical verification and professional installation recommended.

Reliable Protection for Industrial Electrical Equipment

Industrial electrical protection components help reduce the risk of damage caused by excessive current, short circuits and other electrical fault conditions. Correct specification is essential because the component must match the electrical ratings, operating characteristics and physical requirements of the installation.

The Mersen Z300862 provides a clearly identifiable replacement reference for compatible equipment. Before installation, the electrical supply should be safely isolated and all product markings, dimensions, connections and ratings should be compared with the existing component and relevant system documentation.

Typical Applications

  • Industrial electrical protection systems.
  • Power distribution and switchgear equipment.
  • Motor control and variable speed drive systems.
  • Power conversion and industrial power supply equipment.
  • Automation machinery and electrical control panels.
  • OEM maintenance and critical spare-parts inventories.

Technical Specifications

Item number Z300862
Catalogue No PC71UD90V800TF
Description Square Body High-Speed Fuse Protistor® Size 71 aR 900VAC IEC 950VAC UL 800A With Striker Flush ends metric threads
EAN/UPC Code 3605340334609
Rated voltage AC UL 950 V
Rated voltage AC IEC 900 V
Ampere Rating 800 A
RoHS Compliant Yes
AC or DC AC
Speed/Characteristic aR
Fuse Size 71
Mounting Bolted
Clearing I2t At Rated Voltage 1540 kA²s
Melting I2t 290 kA²s
AC Max I.R./Breaking Capacity I1: 150 kA
Indication System Yes
Indication System Type Striker
Connection/Terminal Material Silver-Plated Brass
Connection/Terminal Type Flush ends
Product Width 51 mm
Product Length 74 mm
Product Height 56.5 mm
Sell Pack Quantity 3 EA
Sell Pack Weight 1.545 kg
Sell Pack Width 90 mm
Sell Pack Length 170 mm
Sell Pack Height 70 mm
Product group Semiconductor Protection Fuses
Body/Insulating Material Ceramic
Product Weight 0.515 kg
Power Dissipation at Rated Current Value 116 W
HS Code 85361090
Fuse Type Semiconductor
Fuse Class aR
Voltage 900 V

Frequently Asked Questions

What is the Mersen Z300862?

The Mersen Z300862 is an industrial electrical protection component identified by the manufacturer part number Z300862 for use with compatible equipment.

How can I confirm that the Z300862 is suitable for my equipment?

Compare the full part number, electrical ratings, physical dimensions and terminal arrangement with the existing component and the applicable equipment documentation.

Why should the product specifications be checked before installation?

The current rating, voltage rating, protection characteristic, breaking capacity and physical configuration must match the application to provide appropriate protection and safe operation.

Who should install the Mersen Z300862?

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

Where is the Mersen Z300862 typically used?

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

Trusted by Industrial Electrical Professionals

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

● Service Agreements

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Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.

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 Support for engineering, maintenance, and operations

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Stock lines ready to ship

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Same day dispatches

3500 +

Customers supported

28 

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● frequently asked questions

Common questions about our products and support

 

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.

What product ranges do you supply

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

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