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MERSEN FUSE 6,9 GRB 17/20 6,9GRB17/20
British Standard fuse-link Protistor® 17×49 gR 690VAC IEC 20A providing fast and reliable circuit protection for industrial applications.
£13.46
Why Choose the Mersen Y220959 Industrial Fuse?
The Mersen Y220959 is an industrial circuit-protection component identified by the manufacturer reference Y220959. Designed for use within compatible electrical equipment, the fuse helps protect circuits and connected components by interrupting potentially damaging fault currents.
Mersen manufactures specialist fuse links and electrical protection products for industrial automation, power conversion, motor-control and electrical distribution applications. Selecting the correct replacement fuse is essential because current, voltage, operating class, dimensions and connection style must match the requirements of the original equipment.
The Y220959 reference should be checked against the existing fuse marking, equipment documentation or an official Mersen technical datasheet before installation. This helps ensure that the replacement component has the correct electrical characteristics, physical format and fault-clearing performance for the application.
Key Advantages
- Genuine Mersen industrial circuit-protection component.
- Manufacturer reference Y220959 supports accurate product identification.
- Designed to interrupt damaging electrical fault currents.
- Suitable for maintenance, repair and replacement requirements in compatible equipment.
- Supports dependable protection of industrial electrical systems.
- Manufactured by an established specialist in electrical protection technology.
Key Features
- Mersen industrial fuse product.
- Manufacturer part number Y220959.
- Designed for electrical circuit protection.
- Intended for installation in a compatible fuse holder or equipment assembly.
- Suitable for industrial maintenance and replacement applications.
- Exact electrical ratings must match the original equipment specification.
- Correct fuse class and dimensions should be confirmed before installation.
- Professional installation is recommended.
Reliable Protection for Industrial Electrical Equipment
Industrial fuses are designed to disconnect a circuit when fault current exceeds the fuse element's operating limits. Correctly specified protection can reduce the risk of damage to cables, power electronic components, switching equipment and other valuable electrical assets.
Fuse selection must never be based on physical appearance alone. The replacement should match the required current rating, voltage rating, utilisation category, breaking capacity, dimensions and terminal arrangement. The Mersen Y220959 reference should therefore be verified against the original component and equipment documentation.
Typical Applications
- Industrial electrical equipment maintenance.
- Control-panel and switchgear repairs.
- Power conversion and motor-control equipment.
- Automation machinery and production systems.
- Electrical distribution assemblies.
- Replacement of an existing fuse marked Y220959.
Technical Specifications
Tick the specs you need, then view products that match.
| Fuse Type | Semiconductor | |
|---|---|---|
| Fuse Size | 17x49 mm | |
| Voltage | 690 V | |
| Item number | Y220959 | |
| Catalogue No | BS17GB69V20 | |
| Description | British Standard fuse-link Protistor® 17x49 gR 690VAC IEC 20A | |
| EAN/UPC Code | 3605340248463 | |
| Rated voltage AC UL | 700 V | |
| Rated voltage DC UL | 600 V | |
| Rated voltage AC IEC | 690 V | |
| Ampere Rating | 20 A | |
| AC or DC | AC | |
| Fuse Size | 17x49 | |
| Mounting | Bolted | |
| Clearing I2t At Rated Voltage | 110 A²s | |
| Melting I2t | 17.1 A²s | |
| AC Max I.R./Breaking Capacity | I1: 200 kA | |
| Design Details | gRB | |
| Connection/Terminal Material | Copper | |
| Connection/Terminal Type | L Brackets | |
| Product Diameter | 18.5 mm | |
| Product Length | 77.2 mm | |
| Sell Pack Quantity | 10 EA | |
| Sell Pack Weight | 0.39 kg | |
| Sell Pack Width | 100 mm | |
| Sell Pack Length | 195 mm | |
| Sell Pack Height | 25 mm | |
| Product group | Semiconductor Protection Fuses | |
| Body/Insulating Material | Ceramic | |
| Product Weight | 0.039 kg | |
| Power Dissipation at Rated Current Value | 5.5 W | |
| HS Code | 85361050 | |
| Country of Manufacture | India |
Frequently Asked Questions
What is the Mersen Y220959 used for?
The Y220959 is an industrial circuit-protection component intended for use in compatible electrical equipment. Its exact application should be confirmed from the original equipment documentation.
How do I confirm that Y220959 is the correct replacement?
Compare the complete part number and all electrical markings with the existing fuse, equipment manual or official Mersen technical documentation before ordering.
Can a fuse with the same physical size be used instead?
No. A matching physical size does not confirm electrical compatibility. Current, voltage, fuse class, breaking capacity and operating characteristics must also match.
Where can the electrical rating be found?
The rating may be printed on the fuse body or listed in the equipment documentation and official manufacturer datasheet.
Who should install the Mersen Y220959?
Installation should be completed by a suitably qualified electrical professional after the circuit has been safely isolated and the specification has been verified.
Trusted Industrial Circuit Protection
Mersen circuit-protection products are used in industrial electrical systems where correct fuse selection, reliable fault interruption and equipment compatibility are essential.
