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MERSEN FUSE H 2409UP BCKUP T442-56/25 45DB240V25PT
MPN: M1000143
Alt. SKU: 45DB240V25PT
Special Price
£81.89
£68.24
Regular Price
£106.61
Why Choose the High Voltage DIN Back-up Fuse for Transformer Limitor® VDE T4 24kVAC IEC 25A d56mm, L442mm With Striker CPD 80N 45DB240V25PT?
This high voltage DIN back-up fuse provides reliable protection for power transformers, supporting up to 24kVAC operation with a 25A rating to ensure maximum equipment safety and system uptime. Certified to IEC standards and VDE T4 approved, it is ideal for demanding industrial and utility applications.
Designed with a robust 56mm diameter and 442mm length, the fuse features an integrated striker (CPD 80N) enabling remote indication and safe disconnection. Its precise engineering ensures fast response to faults and consistent performance for efficient transformer protection.
Product Code: M1000143
Key Benefits
- Reliable protection for transformers up to 24kVAC and 25A rating
- VDE T4 design ensures compliance with stringent safety standards
- Integrated striker (CPD 80N) for remote fault indication
- High breaking capacity of 63 kA for effective fault clearing
- Robust ceramic body for durability and insulation
- Silver-plated copper terminals for excellent conductivity and corrosion resistance
- Clip mounting for easy installation and replacement
Compatibility
This fuse is compatible with transformer Limitor® systems designed for high voltage applications up to 24kVAC. It fits DIN back-up fuse holders with 56mm diameter and is suitable for use in IEC standard compliant electrical installations requiring 25A fuse protection.
Applications
- Power transformer protection in industrial and utility networks
- High voltage electrical distribution systems
- Renewable energy transformer safeguarding
- Electrical substations and switchgear assemblies
- Critical infrastructure requiring reliable fault isolation
Technical Specifications
- Item number: M1000143
- Catalogue No: 45DB240V25PT
- Description: High Voltage DIN Back-up fuse for Transformer Limitor® VDE T4 24kVAC IEC 25A d56mm, L442mm With Striker CPD 80N
- EAN/UPC Code: 3605340453164
- Rated voltage AC IEC: 24 kV
- Ampere Rating: 25 A
- AC or DC: AC
- Fuse Size: d=56mm L=442mm
- Mounting: Clip
- Clearing I2t At Rated Voltage: 5.2 kA²s
- AC Max I.R./Breaking Capacity: I1: 63 kA
- Min Interrupting Rating (MBC): 93 A
- Design Details: VDE T4
- Indication System: Yes
- Indication System Type: Striker
- Connection/Terminal Material: Silver-Plated Copper
- Connection/Terminal Type: Cylindrical
- Product Diameter: 56 mm
- Product Length: 508 mm
- Sell Pack Quantity: 1 EA
- Sell Pack Weight: 2.3 kg
- Sell Pack Width: 65 mm
- Sell Pack Length: 540 mm
- Sell Pack Height: 60 mm
- Product group: High Voltage IEC Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 2.3 kg
- Power Dissipation at Rated Current Value: 89 W
Frequently Asked Questions
What is the maximum voltage rating of this fuse?
The fuse is rated for a maximum voltage of 24 kV AC according to IEC standards.
Does this fuse provide remote fault indication?
Yes, it features an integrated striker (CPD 80N) which enables remote indication of fuse operation or fault conditions.
What type of mounting does this fuse use?
The fuse uses a clip mounting system for secure and easy installation.
Is this fuse suitable for DC applications?
No, this fuse is designed specifically for AC applications as indicated in the technical specifications.
What materials are used for the fuse terminals?
The connection terminals are made of silver-plated copper, providing excellent conductivity and corrosion resistance.
Common Search Terms
high voltage fuse, transformer back-up fuse, DIN fuse 24kV, VDE T4 fuse, IEC 25A fuse, striker fuse 56mm, ceramic high voltage fuse, power transformer protection fuse
| Manufacturer Part Number | M1000143 |
|---|---|
| Packed Quantity | 1 |
| Barcode | 3605340453164 |
| Height | 508mm |
| Width | 56mm |
| Depth | 56mm |
| HS Code | 85351000 |
| Manufacturer | Mersen |
| Alternative Product SKU | 45DB240V25PT |
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