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MERSEN FUSE 12,5 URD 272 TTF 0800 12,5URD272TTF0800
MPN: Y300723
Alt. SKU: PC272UD13C800TF
Special Price
£243.78
£203.15
Regular Price
£443.24
Why Choose the Square Body High-Speed Fuse Protistor® 2x72 aR 1250VAC IEC 800A?
Engineered for critical protection of power semiconductor devices, the Square Body High-Speed Fuse Protistor® Size 2x72 delivers rapid fault response at up to 1250VAC and 800A, ensuring system reliability and minimal downtime in demanding industrial applications.
Featuring flush-end striker, precise metric threads, and Omega connection, this fuse provides secure, straightforward installation and consistent performance in IEC-compliant systems, making it the trusted choice for high-performance circuit protection.
Product Code: Y300723
Key Benefits
- Rapid fault clearing to protect sensitive semiconductor devices.
- High breaking capacity of 100 kA ensures safety under extreme conditions.
- Flush-end striker with indication system for easy status monitoring.
- Durable ceramic body for excellent insulation and mechanical strength.
- Silver-plated brass terminals provide reliable and corrosion-resistant connections.
- Designed to IEC standards for guaranteed compatibility and performance.
Compatibility
This fuse is compatible with IEC-compliant industrial electrical systems requiring high-speed semiconductor protection, particularly in power electronics, motor drives, and inverter circuits. It fits mounting configurations with bolted connections and is designed for use with Omega connection terminals.
Applications
- Protection of power semiconductor devices in industrial drives.
- Inverter and converter circuits in renewable energy systems.
- Motor control centres and variable speed drives.
- High-voltage AC power distribution systems.
- Industrial automation and control equipment.
Technical Specifications
- Item number: Y300723
- Catalogue No: PC272UD13C800TF
- Description: Square Body High-Speed Fuse Protistor® Size 2x72 aR 1250VAC IEC 800A With Striker Flush ends metric threads With Omega connection
- EAN/UPC Code: 3605340332681
- Rated voltage AC IEC: 1250 V
- Ampere Rating: 800 A
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 2x72
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 1065 kA²s
- Melting I2t: 130 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: 138.5 mm
- Product Length: 91 mm
- Product Height: 65.5 mm
- Sell Pack Quantity: 1 EA
- Sell Pack Weight: 1.698 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: 1.698 kg
- Power Dissipation at Rated Current Value: 168 W
Frequently Asked Questions
What does the 'aR' speed characteristic mean?
The 'aR' rating indicates a high-speed fuse designed specifically for semiconductor protection, capable of interrupting short-circuit currents rapidly to prevent damage to sensitive components.
Is this fuse suitable for DC applications?
No, this particular fuse is rated for AC applications only, as specified by its 1250 V AC IEC rating.
How do I know if the fuse has operated?
The fuse features a striker indication system which provides a visual signal when the fuse has blown, enabling quick identification and replacement.
Can this fuse be used in motor control circuits?
Yes, it is commonly used in motor control centres and variable speed drives to protect semiconductor devices from fault currents.
Common Search Terms
high-speed fuse, semiconductor protection fuse, IEC fuse 800A, 1250VAC fuse, aR fuse, Protistor fuse, square body fuse, flush end fuse, Omega connection fuse, industrial fuse 2x72 size
| Manufacturer Part Number | Y300723 |
|---|---|
| Packed Quantity | 1 |
| Barcode | 3605340332681 |
| Height | 91mm |
| Width | 138.5mm |
| Depth | 65.5mm |
| HS Code | 85351000 |
| Country of Manufacture | France |
| Manufacturer | Mersen |
| Alternative Product SKU | PC272UD13C800TF |
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