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MERSEN FUSE 12,5 URD 73 TT F 0630 12,5URD73TTF0630
MPN: Q300509
Alt. SKU: PC73UD13C630TF
Special Price
£139.75
£116.46
Regular Price
£254.09
Why Choose the Square Body High-Speed Fuse Protistor® Size 73 aR 1250VAC IEC 1300VAC UL 630A With Striker Flush Ends Metric Threads PC73UD13C630TF?
The PC73UD13C630TF high-speed fuse is engineered for reliable circuit protection in critical industrial and power electronics applications, supporting voltages up to 1250VAC (IEC) and 1300VAC (UL) at 630A. Its robust square body design ensures excellent thermal and electrical performance, minimising downtime and safeguarding sensitive components.
Featuring a striker mechanism with flush ends and metric threads, this Protistor® fuse offers quick fault indication, straightforward installation, and full compliance with IEC and UL standards. Trusted for demanding environments, it delivers consistent, dependable interruption of high fault currents.
Product Code: Q300509
Key Benefits
- High breaking capacity of 126 kA ensures reliable interruption of high fault currents.
- Striker indication system provides immediate visual fault notification for faster maintenance.
- Flush end silver-plated brass terminals with metric threads allow secure and easy installation.
- Ceramic body offers excellent insulation and thermal stability for enhanced safety.
- Compliance with IEC and UL standards guarantees international quality and performance.
Compatibility
This fuse is compatible with bolted mounting systems designed for Size 73 semiconductor protection fuses. It integrates seamlessly with industrial electrical panels and power electronics equipment requiring aR characteristic fuses rated at 630A and up to 1300VAC.
Applications
- Protection of power semiconductors in inverters and converters.
- Industrial motor drives and control systems.
- Power supply units and UPS systems.
- High-speed circuit protection in critical industrial processes.
- Renewable energy systems such as solar and wind power installations.
Technical Specifications
- Item number: Q300509
- Catalogue No: PC73UD13C630TF
- Description: Square Body High-Speed Fuse Protistor® Size 73 aR 1250VAC IEC 1300VAC UL 630A With Striker Flush ends metric threads
- EAN/UPC Code: 3605340329544
- Rated voltage AC UL: 1300 V
- Rated voltage AC IEC: 1250 V
- Ampere Rating: 630 A
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 73
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 680 kA²s
- Melting I2t: 84 kA²s
- AC Max I.R./Breaking Capacity: I1: 126 kA
- Indication System: Yes
- Indication System Type: Striker
- Connection/Terminal Material: Silver-Plated Brass
- Connection/Terminal Type: Flush ends
- Product Width: 73 mm
- Product Length: 74 mm
- Product Height: 78.5 mm
- Sell Pack Quantity: 1 EA
- Sell Pack Weight: 1.22 kg
- Sell Pack Width: 110 mm
- Sell Pack Length: 125 mm
- Sell Pack Height: 75 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 1.22 kg
- Power Dissipation at Rated Current Value: 125 W
Frequently Asked Questions
What does the aR characteristic mean for this fuse?
The aR characteristic indicates that this fuse is a partial-range semiconductor fuse designed to protect power semiconductors by interrupting high fault currents quickly while allowing normal inrush currents during startup.
Is this fuse suitable for DC applications?
No, this particular fuse is rated for AC applications only, as specified in the technical specifications.
How does the striker indication system work?
The striker mechanism provides a visual indication by triggering a mechanical flag or striker when the fuse operates, allowing quick identification of a blown fuse without disassembly.
Can this fuse be used in systems requiring UL certification?
Yes, this fuse meets UL standards with a rated voltage of 1300VAC, making it suitable for systems requiring UL certification.
Common Search Terms
High-speed fuse, Protistor fuse, Size 73 fuse, 630A fuse, 1250VAC fuse, 1300VAC fuse, aR characteristic fuse, semiconductor protection fuse, striker fuse, flush end fuse, metric thread fuse, bolted mount fuse.
| Manufacturer Part Number | Q300509 |
|---|---|
| Packed Quantity | 1 |
| Barcode | 3605340329544 |
| Height | 74mm |
| Width | 73mm |
| Depth | 78.5mm |
| HS Code | 85351000 |
| Manufacturer | Mersen |
| Alternative Product SKU | PC73UD13C630TF |
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