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MERSEN FUSE H 1759P BCKUP 367-56/16 45DB175V16P
Mersen X1000566 Limitor-P high voltage DIN back-up fuse-link rated at 17.5 kV AC and 16 A for reliable transformer protection in medium voltage electrical distribution systems.
£64.55
Why Choose the Mersen X1000566 Limitor®-P High Voltage Back-up Fuse?
The Mersen X1000566 is a premium Limitor®-P DIN high voltage back-up fuse-link engineered to provide dependable protection for medium voltage transformers operating in industrial and utility electrical distribution systems. Designed in accordance with IEC 60282-1, it rapidly interrupts high fault currents to protect valuable transformers and switchgear from the effects of short-circuit faults.
Part of the trusted Mersen Limitor®-P range, the X1000566 features pure silver fuse elements, silver-plated copper terminals and a durable ceramic body to deliver excellent electrical performance and long service life. Its integrated 80 N striker provides reliable operation with compatible medium voltage switchgear and protection equipment.
Rated at 17.5 kV AC with a 16 A current rating, the X1000566 is supplied in a 56 mm × 367 mm DIN format, making it ideal for transformer primary protection in substations, industrial facilities and utility distribution networks.
Key Advantages
- Designed specifically for medium voltage transformer protection.
- 17.5 kV AC rated voltage for industrial distribution systems.
- 16 A rated current for transformer primary protection.
- 63 kA breaking capacity for dependable fault interruption.
- Integrated 80 N striker for reliable switchgear indication.
- Premium ceramic construction with pure silver fuse elements for long service life.
Key Features
- Mersen Limitor®-P back-up fuse-link.
- Catalogue number: 45DB175V16P.
- Rated voltage: 17.5 kV AC.
- Rated current: 16 A.
- Breaking capacity: 63 kA.
- Fuse dimensions: 56 mm diameter × 367 mm length.
- 80 N striker mechanism.
- Designed for transformer protection in medium voltage switchgear.
Reliable Protection for Medium Voltage Transformers
Medium voltage back-up fuse-links rapidly interrupt damaging fault currents before they can affect transformers and associated switchgear. This helps improve electrical network reliability, reduce equipment damage and minimise maintenance costs across industrial power distribution systems.
The Mersen Limitor®-P range has been trusted worldwide for decades, providing dependable transformer protection through premium materials, consistent electrical performance and proven fault interruption capabilities.
Typical Applications
- Medium voltage transformer protection.
- Industrial substations.
- Medium voltage switchgear.
- Utility power distribution networks.
- Industrial manufacturing facilities.
- Infrastructure and renewable energy installations.
Technical Specifications
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| Voltage | 175 V | |
|---|---|---|
| Device Type | Fuse link | |
| Fuse Type | High voltage | |
| Current | 16 A | |
| Manufacturer | Mersen | |
| Series | Limitor®-P | |
| Model | X1000566 | |
| Catalogue number | 45DB175V16P | |
| Product type | High voltage DIN back-up fuse-link | |
| Rated voltage | 17.5 kV AC | |
| Rated current | 16 A | |
| Frequency | 50 / 60 Hz | |
| Breaking capacity | 63 kA | |
| Minimum breaking current | 54 A | |
| Clearing I²t at rated voltage | 2 kA²s | |
| Fuse dimensions | Ø56 × 367 mm | |
| Striker | Standard 80 N | |
| Construction | Ceramic body with pure silver fuse elements and silver-plated copper terminals | |
| Power dissipation | 53 W | |
| Applicable standard | IEC 60282-1 | |
| Weight | Approx. 2.2 kg | |
| HS Code | 85351000 |
Frequently Asked Questions
What is the Mersen X1000566 used for?
The X1000566 is a high voltage DIN back-up fuse-link designed to protect medium voltage transformers against high fault currents.
What voltage is this fuse rated for?
This fuse is rated for operation on 17.5 kV AC systems.
What is the current rating?
The Mersen X1000566 has a 16 A rated current.
Does this fuse include a striker?
Yes. It incorporates an integrated 80 N striker for reliable indication and operation with compatible switchgear.
Which standard does this fuse comply with?
The fuse is manufactured in accordance with IEC 60282-1 for high voltage back-up fuse-links.
Trusted by Electrical Engineers Worldwide
Mersen Limitor®-P high voltage fuse-links are trusted worldwide by utilities, panel builders and industrial engineers for dependable transformer protection, high fault interruption capability and long-term reliability in demanding medium voltage installations.
