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The Protistor® 17×49 gR fuse-link offers reliable, high-speed protection for critical industrial circuits, rated at 690V AC and 50A. Features a mechanical striker for prompt fault indication.
£36.55
The Mersen K081084 is an industrial electrical carbon replacement component identified by the manufacturer reference K081084. It is intended for professional maintenance, repair and overhaul work involving compatible motors, generators or other electrical machinery.
Electrical carbon components are commonly used to maintain electrical contact between stationary conductors and moving machine parts. Selecting the correct replacement component helps support dependable current transmission, controlled wear and consistent equipment performance.
The K081084 reference allows engineers, maintenance technicians and purchasing teams to identify and reorder the required Mersen component. Its dimensions, carbon grade, contact profile, mounting method and connection arrangement may be specific to the associated machine. Compatibility should therefore be confirmed against the original component, equipment documentation or an authorised Mersen technical source before installation.
Electrical carbon components operate in applications where current must pass between stationary and moving assemblies. Their performance and service life can be influenced by the carbon grade, component dimensions, contact pressure, electrical load, operating speed and surrounding environmental conditions.
Correct component selection is essential for dependable operation and suitable wear characteristics. The Mersen K081084 should be matched carefully with the original part and installed according to the equipment manufacturer’s maintenance, inspection and safety instructions.
Tick the specs you need, then view products that match.
| Fuse Indication | Striker | |
|---|---|---|
| Fuse Type | Semiconductor | |
| Fuse Size | 17x49 mm | |
| Fuse Class | aR | |
| Voltage | 690 V | |
| Item number | K081084 | |
| Catalogue No | BS17US69V50P | |
| Description | British Standard fuse-link Protistor® 17x49 gR 690V AC UL 50A With Striker | |
| EAN/UPC Code | 3605340043365 | |
| Rated voltage AC UL | 700 V | |
| Rated voltage DC UL | 700 V | |
| Rated voltage AC IEC | 690 V | |
| Ampere Rating | 50 A | |
| AC or DC | AC | |
| Speed/Characteristic | aR | |
| Fuse Size | 17x49 | |
| Mounting | Bolted | |
| Clearing I2t At Rated Voltage | 1420 A²s | |
| Melting I2t | 156 A²s | |
| AC Max I.R./Breaking Capacity | I1: 200 kA | |
| Indication System | Yes | |
| Indication System Type | Striker | |
| Connection/Terminal Material | Copper | |
| Connection/Terminal Type | L Brackets | |
| Product Diameter | 18.5 mm | |
| Product Width | 27 mm | |
| Product Length | 77.2 mm | |
| Product Height | 24 mm | |
| Sell Pack Quantity | 3 EA | |
| Sell Pack Weight | 0.18 kg | |
| Sell Pack Width | 110 mm | |
| Sell Pack Length | 140 mm | |
| Sell Pack Height | 40 mm | |
| Product group | Semiconductor Protection Fuses | |
| Body/Insulating Material | Ceramic | |
| Product Weight | 0.06 kg | |
| Power Dissipation at Rated Current Value | 12.6 W | |
| HS Code | 85361050 | |
| Country of Manufacture | India |
The Mersen K081084 is an electrical carbon replacement component intended for maintenance and repair work involving compatible industrial electrical machinery.
Compare the manufacturer reference, dimensions, carbon grade, contact profile, mounting arrangement and electrical connection with the original component and the equipment manufacturer’s documentation.
Yes. Electrical carbon components may be produced for particular machines and operating requirements, so compatibility should be confirmed before installation.
Replacement may be required when the component reaches its specified wear limit, becomes damaged or no longer provides dependable electrical contact. Follow the equipment manufacturer’s inspection and servicing guidance.
Installation should be completed by suitably qualified personnel after the equipment has been safely isolated and inspected in accordance with the manufacturer’s safety procedures.
Mersen electrical carbon components are used in professional maintenance applications to support dependable electrical contact, controlled wear and reliable operation in compatible industrial equipment.
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