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MERSEN FUSE 6,9 URS 17 P 50 6,9URS17P50
MPN: K081084
Alt. SKU: BS17US69V50P
Special Price
£36.23
£30.19
Regular Price
£72.44
MERSEN FUSE 6,9 URS 17 P 50 6,9URS17P50 is available to buy in increments of 3
Why Choose the Protistor® 17x49 gR 690V AC UL 50A With Striker?
The Protistor® 17x49 gR fuse-link offers reliable, high-speed protection for critical industrial circuits, rated at 690V AC and 50A. Its compact BS 17x49mm size efficiently fits into equipment while ensuring exceptional current-limiting performance for demanding applications.
Fully compliant with British Standards and UL listed, this fuse-link features a mechanical striker for prompt fault indication, streamlining maintenance and reducing downtime. Trusted for robust performance and operational safety, it is ideal for safeguarding power distribution and control systems.
Technical Specifications
- 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
Product Code: K081084
Key Benefits
- High-speed protection with aR characteristic for sensitive semiconductor circuits.
- Mechanical striker provides clear fault indication for easy maintenance.
- Compact 17x49mm size fits efficiently into standard fuse holders.
- Rated for 690V AC and 50A, suitable for demanding industrial applications.
- Robust ceramic body ensures durability and reliable insulation.
- Compliant with British Standards and UL listed for assured quality and safety.
Compatibility
This fuse-link is compatible with BS 17x49 fuse holders and is suitable for use in power distribution panels, control systems, and semiconductor protection circuits requiring high breaking capacity and quick fault clearance.
Applications
- Protection of semiconductor devices such as thyristors and diodes.
- Industrial power distribution and control systems.
- Motor drives and variable speed controllers.
- Renewable energy installations requiring reliable overcurrent protection.
- General electrical equipment requiring high-speed fuse protection.
Frequently Asked Questions
What does the 'gR' rating mean for this fuse?
The 'gR' rating indicates that the fuse is a full-range semiconductor fuse-link designed to protect power semiconductors against overloads and short circuits, providing high-speed interruption.
Is this fuse-link suitable for DC applications?
While the fuse has a rated voltage of 700 V DC UL, it is primarily designed for AC applications. Please verify your system requirements before use in DC circuits.
What is the purpose of the mechanical striker?
The mechanical striker provides a visual and mechanical indication of fuse operation, enabling quick identification of blown fuses to reduce downtime during maintenance.
Can this fuse be mounted in any orientation?
The fuse is designed for bolted mounting using L bracket terminals; ensure proper installation as per manufacturer guidelines for optimal performance.
Common Search Terms
Protistor fuse, 17x49 fuse-link, semiconductor protection fuse, 50A fuse, 690V AC fuse, high-speed fuse, gR fuse, UL listed fuse, industrial fuse-link, mechanical striker fuse.
| Manufacturer Part Number | K081084 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 3605340043365 |
| Height | 77.2mm |
| Width | 27mm |
| Depth | 24mm |
| HS Code | 85361050 |
| Country of Manufacture | India |
| Manufacturer | Mersen |
| Alternative Product SKU | BS17US69V50P |
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