MERSEN FUSE H 2409P BCKUP 537-88/100 45DB240V100P-4

MERSEN FUSE H 2409P BCKUP 537-88/100 45DB240V100P-4

Mersen C1008552 Limitor-P high voltage DIN back-up fuse rated 24 kV AC and 100 A for transformer protection.

SKU: C1008552Alt SKU: 45DB240V100P-4MPN: C1008552
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List Price £236.87 ex VAT
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Why Choose the Mersen C1008552 High Voltage DIN Back-up Fuse?

The Mersen C1008552 is a premium Limitor®-P high voltage DIN back-up fuse-link engineered to provide dependable transformer protection in medium voltage electrical distribution systems. Manufactured in accordance with IEC 60282-1, this fuse-link rapidly interrupts high short-circuit currents, helping protect transformers, switchgear and associated electrical equipment whilst ensuring long-term operational reliability.

Manufactured using pure silver fuse elements, silver-plated copper end caps and a durable ceramic body, the C1008552 delivers excellent current limiting performance, high mechanical strength and long service life. Its integrated 80 N striker provides dependable operation with compatible medium voltage switchgear and transformer protection systems.

With a 24 kV AC voltage rating, 100 A current rating and 88 mm diameter × 537 mm length construction, the Mersen C1008552 is ideally suited for protecting transformers installed within substations, industrial plants and utility distribution networks.

Key Advantages

  • Designed specifically for medium voltage transformer protection.
  • Manufactured in accordance with IEC 60282-1.
  • 24 kV AC rated voltage.
  • 100 A current rating.
  • Integrated 80 N striker for compatible switchgear.
  • 25 kA breaking capacity.
  • Pure silver fuse elements provide dependable electrical performance.
  • Robust ceramic construction for demanding industrial environments.

Key Features

  • Manufacturer: Mersen.
  • Series: Limitor®-P.
  • Part number: C1008552.
  • Catalogue number: 45DB240V100P-4.
  • Rated voltage: 24 kV AC.
  • Rated current: 100 A.
  • Fuse dimensions: 88 mm diameter × 537 mm length.
  • DIN high voltage back-up fuse for transformer protection.
  • Integrated 80 N striker.
  • High strength ceramic body with silver-plated copper terminals.

Reliable Protection for Medium Voltage Networks

The Limitor®-P range has been developed to protect transformers against damaging short-circuit currents whilst providing excellent current limiting performance. Premium construction materials and precision manufacturing help maximise operational reliability and extend equipment life in demanding electrical distribution applications.

The C1008552 is suitable for installation within transformer switchgear, substations, industrial facilities and OEM medium voltage equipment where dependable transformer protection is essential.

Typical Applications

  • Medium voltage transformers.
  • Industrial switchgear.
  • Electrical substations.
  • Utility distribution networks.
  • Power distribution systems.
  • OEM medium voltage equipment.

Technical Specifications

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Voltage 240 V
Device Type Fuse link
Fuse Type High voltage
Current 100 A
Manufacturer Mersen
Series Limitor®-P
Model C1008552
Catalogue number 45DB240V100P-4
Product type High voltage DIN back-up fuse
Application Transformer protection
Rated voltage 24 kV AC
Rated current 100 A
Breaking capacity 25 kA
Minimum breaking current 450 A
Clearing I²t 220 kA²s
Cold resistance 13.1 mΩ
Power dissipation 234 W
Fuse size 88 mm × 537 mm
Body material Ceramic
Fuse element Pure silver
Terminal material Silver-plated copper
Striker Standard 80 N
Weight Approx. 6.7 kg
HS Code 85351000

Frequently Asked Questions

What is the Mersen C1008552 used for?

The C1008552 is a high voltage DIN back-up fuse designed to protect transformers and medium voltage electrical equipment against high short-circuit currents.

What are the electrical ratings?

This fuse is rated for 24 kV AC operation with a 100 A current rating.

Does the fuse include a striker?

Yes. The fuse incorporates a standard 80 N striker for operation with compatible transformer switchgear.

What is the breaking capacity?

The C1008552 provides a 25 kA breaking capacity with a minimum breaking current of 450 A.

Which standard does this fuse comply with?

The C1008552 is manufactured in accordance with IEC 60282-1 for high voltage DIN back-up fuse-links.

Trusted for Medium Voltage Protection

Mersen Limitor®-P high voltage fuse-links are trusted worldwide by utilities, switchgear manufacturers and industrial engineers for dependable transformer protection and reliable medium voltage electrical distribution.