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MERSEN FUSE 6,9 URD 32 D08 A 0400 6,9URD32D08A0400

MPN: E300177

Alt. SKU: PC32UD69V400A

Special Price £86.00 £71.67 Regular Price £156.36

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MERSEN FUSE 6,9 URD 32 D08 A 0400 6,9URD32D08A0400 is available to buy in increments of 3
Free delivery on orders over £200

Why Choose the Square Body High-Speed Fuse Protistor® Size 32 aR 690VAC IEC 700VAC UL 400A With Striker DIN 80 Blades PC32UD69V400A?

This high-speed Protistor® fuse provides dependable protection for power semiconductors in demanding industrial and commercial applications, supporting AC voltages up to 690VAC (IEC) and 700VAC (UL) with a 400A current rating. Its robust square body design with DIN 80 blade terminations ensures reliable, tool-free installation and optimal current-carrying capacity.

The integrated striker gives instant visual and mechanical indication of fuse operation, streamlining fault detection and minimising downtime. Fully compliant with IEC and UL standards, this fuse is ideal for inverter drives, UPS systems, and other critical equipment requiring precise, high-speed circuit protection.

Product Code: E300177

Key Benefits

  • High-speed aR characteristic ensures rapid disconnection of fault currents, protecting sensitive semiconductor devices.
  • Robust ceramic square body construction provides excellent durability and heat resistance.
  • Integrated striker indication system offers immediate visual and mechanical fault indication for quicker maintenance.
  • Silver-plated copper DIN 80 blade terminals enable secure, low-resistance connections and easy installation.
  • Compliant with IEC and UL standards, guaranteeing reliable performance and safety.

Compatibility

This fuse is compatible with a wide range of industrial equipment including inverter drives, uninterruptible power supplies (UPS), motor controllers, and power semiconductor modules requiring high-speed protection at voltages up to 700VAC. It fits standard DIN 80 blade fuse holders designed for size 32 fuses.

Applications

  • Protection of power semiconductors in industrial motor drives.
  • Use in UPS systems to safeguard critical power electronics.
  • Protection in photovoltaic inverters and renewable energy systems.
  • Industrial automation and control equipment requiring fast-acting fuse protection.
  • General semiconductor protection in commercial and industrial electrical installations.

Technical Specifications

  • Item number: E300177
  • Catalogue No: PC32UD69V400A
  • Description: Square Body High-Speed Fuse Protistor® Size 32 aR 690VAC IEC 700VAC UL 400A With Striker DIN 80 Blades
  • EAN/UPC Code: 3605340324327
  • Rated voltage AC UL: 700 V
  • Rated voltage AC IEC: 690 V
  • Ampere Rating: 400 A
  • RoHS Compliant: Yes
  • AC or DC: AC
  • Speed/Characteristic: aR
  • Fuse Size: 32
  • Mounting: Bolted
  • Clearing I2t At Rated Voltage: 90 kA²s
  • Melting I2t: 15 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: 59 mm
  • Product Length: 110 mm
  • Product Height: 65 mm
  • Sell Pack Quantity: 3 EA
  • Sell Pack Weight: 1.5879 kg
  • Sell Pack Width: 140 mm
  • Sell Pack Length: 195 mm
  • Sell Pack Height: 75 mm
  • Product group: Semiconductor Protection Fuses
  • Body/Insulating Material: Ceramic
  • Product Weight: 0.5293 kg
  • Power Dissipation at Rated Current Value: 75 W

Frequently Asked Questions

What does the "aR" speed/characteristic mean for this fuse?

The "aR" characteristic indicates a high-speed fuse designed for semiconductor protection, capable of interrupting short-circuit currents rapidly while allowing for temporary overloads without nuisance tripping.

Is this fuse suitable for DC applications?

No, this particular fuse is rated for AC applications only, as specified in the technical specifications.

How does the striker indication system work?

The striker provides a mechanical and visual indication by releasing a spring-loaded indicator when the fuse operates, making fault detection quick and easy without disassembling the fuse holder.

Can this fuse be used in a standard DIN 80 blade fuse holder?

Yes, the fuse features DIN 80 blade terminals and is designed for bolted mounting in compatible holders.

Common Search Terms

high-speed fuse, Protistor fuse, semiconductor protection fuse, 400A fuse, 690VAC fuse, 700VAC fuse, aR fuse, DIN 80 blade fuse, striker fuse indicator, industrial fuse, ceramic body fuse

More Information
Manufacturer Part Number E300177
Packed Quantity 3
Barcode 3605340324327
Height 110mm
Width 59mm
Depth 65mm
HS Code 85361090
Country of Manufacture France
Manufacturer Mersen
Alternative Product SKU PC32UD69V400A
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