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MERSEN FUSE 11 URD 273 TTF 1800 11URD273TTF1800
MPN: S302236
Alt. SKU: PC273UD11C18CTF
Special Price
£380.63
£317.19
Regular Price
£692.04
Why Choose the Square Body High-Speed Fuse Protistor® 2x73 aR 1100VAC IEC 1800A With Striker Flush Ends Metric Threads?
Engineered for demanding industrial applications, the Square Body High-Speed Fuse Protistor® provides rapid circuit protection for power semiconductors up to 1,800A at 1,100VAC. Its compact 2x73mm design with striker and flush ends supports reliable visual fuse status indication and straightforward integration into power distribution assemblies.
Designed to meet IEC standards, this fuse features robust construction and precision metric threads for secure, trouble-free installation. Ideal for critical equipment and systems requiring high-speed, dependable fault protection, the PC273UD11C18CTF ensures minimal downtime and enhanced operational safety.
Technical Specifications
- Item number: S302236
- Catalogue No: PC273UD11C18CTF
- Description: Square Body High-Speed Fuse Protistor® 2x73 aR 1100VAC IEC 1800A With Striker Flush ends metric threads
- EAN/UPC Code: 3605340351934
- Rated voltage AC IEC: 1100 V
- Ampere Rating: 1800 A
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 2x73
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 6300 kA²s
- Melting I2t: 1000 kA²s
- AC Max I.R./Breaking Capacity: I1: 100 kA
- Indication System: Yes
- Indication System Type: Striker
- Connection/Terminal Material: Silver-Plated Brass
- Connection/Terminal Type: Flush ends
- Product Width: 167 mm
- Product Length: 91 mm
- Product Height: 78.5 mm
- Sell Pack Quantity: 1 EA
- Sell Pack Weight: 2.53 kg
- Sell Pack Width: 90 mm
- Sell Pack Length: 205 mm
- Sell Pack Height: 95 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 2.53 kg
- Power Dissipation at Rated Current Value: 315 W
Product Code: S302236
Key Benefits
- High-speed protection for power semiconductors up to 1800A at 1100VAC
- Compact 2x73mm size with striker for clear visual fuse status indication
- Flush ends with precision metric threads ensure secure, reliable mounting
- Robust ceramic body for enhanced durability and electrical insulation
- Meets IEC standards for consistent performance and safety
- High breaking capacity of 100 kA for effective fault clearing
Compatibility
This fuse is compatible with industrial power distribution systems requiring bolted mounting and designed to accommodate 2x73mm fuse sizes. It is suitable for use with power semiconductors and equipment operating at up to 1100VAC and rated currents of up to 1800A, ensuring seamless integration into existing IEC-compliant electrical installations.
Applications
- Protection of power semiconductor devices such as thyristors and diodes
- Industrial motor drives and variable speed drives
- Power converters and inverters in manufacturing plants
- High-speed fault protection in power distribution networks
- Critical infrastructure requiring rapid and reliable circuit interruption
Frequently Asked Questions
What does the "aR" speed characteristic mean?
The "aR" characteristic indicates a high-speed fuse designed specifically for semiconductor protection, capable of interrupting short-circuit currents rapidly to protect sensitive devices.
Can this fuse be used in DC applications?
No, this fuse is rated for AC applications only as specified in its technical specifications.
How does the striker indication system work?
The striker mechanism provides a visual indication when the fuse has operated by releasing a striker pin, allowing quick and easy identification of a blown fuse.
What mounting method is required for this fuse?
This fuse requires bolted mounting using its flush ends with metric threads for secure installation.
Common Search Terms
high-speed fuse, semiconductor fuse, 2x73 fuse, 1800A fuse, 1100VAC fuse, protistor fuse, striker fuse, IEC fuse, industrial fuse, power semiconductor protection
| Manufacturer Part Number | S302236 |
|---|---|
| Packed Quantity | 1 |
| Barcode | 3605340351934 |
| Height | 91mm |
| Width | 167mm |
| Depth | 78.5mm |
| HS Code | 85351000 |
| Country of Manufacture | France |
| Manufacturer | Mersen |
| Alternative Product SKU | PC273UD11C18CTF |
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