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MERSEN FUSE 6,9 URD 31 TT F 0315 6,9URD31TTF0315
MPN: Q300003
Alt. SKU: PC31UD69V315TF
Special Price
£71.75
£59.79
Regular Price
£130.44
MERSEN FUSE 6,9 URD 31 TT F 0315 6,9URD31TTF0315 is available to buy in increments of 3
Why Choose the Square Body High-Speed Fuse Protistor® Size 31 aR 690VAC IEC 700VAC UL 315A With Striker Flush ends metric threads PC31UD69V315TF?
The PC31UD69V315TF delivers reliable high-speed protection for sensitive power electronic devices, supporting operational voltages up to 690VAC (IEC) and 700VAC (UL), with a rated current of 315A. Its square body design and flush-end striker ensure secure installation, maximise safety, and enable straightforward remote indication of fuse operation.
Certified to both IEC and UL standards, this fuse features robust metric threaded terminations for consistent electrical performance in demanding industrial environments. Ideal for protecting inverters, drives, and semiconductor equipment, it offers enhanced thermal and electrical cycling endurance for high-reliability applications.
Technical Specifications
- Item number: Q300003
- Catalogue No: PC31UD69V315TF
- Description: Square Body High-Speed Fuse Protistor® Size 31 aR 690VAC IEC 700VAC UL 315A With Striker Flush ends metric threads
- EAN/UPC Code: 3605340322279
- Rated voltage AC UL: 700 V
- Rated voltage AC IEC: 690 V
- Ampere Rating: 315 A
- RoHS Compliant: Yes
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 31
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 44000 A²s
- Melting I2t: 7500 A²s
- AC Max I.R./Breaking Capacity: I1: 200 kA
- Indication System: Yes
- Indication System Type: Striker
- Connection/Terminal Material: Silver-Plated Brass
- Connection/Terminal Type: Flush ends
- Product Width: 51 mm
- Product Length: 50.6 mm
- Product Height: 56.5 mm
- Sell Pack Quantity: 3 EA
- Sell Pack Weight: 1.1478 kg
- Sell Pack Width: 85 mm
- Sell Pack Length: 168 mm
- Sell Pack Height: 65 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 0.3826 kg
- Power Dissipation at Rated Current Value: 65 W
Product Code: PC31UD69V315TF
Key Benefits
- High-speed protection for sensitive semiconductor devices
- Certified to IEC and UL standards ensuring global compliance
- Robust ceramic body for enhanced durability and insulation
- Flush-end striker for reliable remote indication of fuse operation
- Silver-plated brass terminals with metric threads for secure mounting
- High breaking capacity of 200 kA for superior fault clearing
- Low melting and clearing I2t values for fast response
Compatibility
This fuse is compatible with industrial electrical systems requiring high-speed semiconductor protection at voltages up to 690VAC (IEC) and 700VAC (UL). It is suitable for use with inverters, motor drives, power supplies, and other sensitive power electronic equipment that demand reliable and fast-acting fuse protection.
Applications
- Protection of power semiconductor devices such as IGBTs and thyristors
- Industrial motor drives and variable frequency drives (VFDs)
- Inverter circuits and power conversion equipment
- Renewable energy systems including solar inverters
- UPS and uninterruptible power supplies
- General semiconductor protection in industrial automation
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 quickly to protect sensitive devices.
Can this fuse be used in DC applications?
No, this particular fuse is rated for AC applications only, as specified in the technical details.
How does the striker indication system work?
The striker indication system provides a mechanical signal that the fuse has operated, allowing for remote or visual confirmation without disassembling the equipment.
Is this fuse RoHS compliant?
Yes, the PC31UD69V315TF is RoHS compliant, ensuring it meets environmental and safety standards.
Common Search Terms
high-speed fuse, semiconductor protection fuse, size 31 fuse, 315A fuse, 690VAC fuse, 700VAC fuse, aR fuse, Protistor fuse, flush end fuse, striker indication fuse, ceramic body fuse, industrial fuse, bolted fuse, power electronics protection
| Manufacturer Part Number | Q300003 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 3605340322279 |
| Height | 50.6mm |
| Width | 51mm |
| Depth | 56.5mm |
| HS Code | 85361090 |
| Country of Manufacture | France |
| Manufacturer | Mersen |
| Alternative Product SKU | PC31UD69V315TF |
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