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MERSEN FUSE A 070 URD 30 LI 0125 A070URD30LI0125
MPN: Q300141
Alt. SKU: A070UD30LI125
Special Price
£88.75
£73.96
Regular Price
£161.36
MERSEN FUSE A 070 URD 30 LI 0125 A070URD30LI0125 is available to buy in increments of 3
Why Choose the Square Body High-Speed Fuse Protistor® Size 30 aR 690VAC IEC 700VAC UL 125A With Striker Slotted Blades long A070UD30LI125?
The A070UD30LI125 offers rapid and reliable protection for critical power semiconductor devices in demanding industrial applications. Certified to both IEC and UL standards (690VAC IEC and 700VAC UL) with a 125A rating, it ensures high performance and safety for circuits requiring fast fault clearing.
Featuring slotted blades with integrated striker, this size 30 square body fuse supports easy installation and remote fuse indication, enhancing maintenance efficiency and system uptime. Ideal for engineers seeking robust, high-speed protection in modern, high-capacity equipment.
Technical Specifications
- Item number: Q300141
- Catalogue No: A070UD30LI125
- Description: Square Body High-Speed Fuse Protistor® Size 30 aR 690VAC IEC 700VAC UL 125A With Striker Slotted Blades long
- EAN/UPC Code: 3605340323863
- Rated voltage AC UL: 700 V
- Rated voltage AC IEC: 690 V
- Ampere Rating: 125 A
- RoHS Compliant: Yes
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 30
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 4.9 kA²s
- Melting I2t: 0.85 kA²s
- AC Max I.R./Breaking Capacity: I1: 200 kA
- Indication System: Yes
- Indication System Type: Striker
- Connection/Terminal Material: Silver-Plated Copper
- Connection/Terminal Type: Slotted Blades
- Product Width: 40 mm
- Product Length: 148.6 mm
- Product Height: 48 mm
- Sell Pack Quantity: 3 EA
- Sell Pack Weight: 0.9639 kg
- Sell Pack Width: 133 mm
- Sell Pack Length: 157 mm
- Sell Pack Height: 54 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 0.3213 kg
- Power Dissipation at Rated Current Value: 30 W
Product Code: Q300141
Key Benefits
- High-speed aR characteristic ensures rapid fault clearing to protect sensitive semiconductor devices.
- Certified to IEC and UL standards for reliable performance in international applications.
- Integrated striker indication system allows for quick and safe fuse status verification.
- Slotted blade terminals with silver-plated copper provide excellent conductivity and ease of installation.
- Ceramic body enhances durability and heat resistance under demanding operating conditions.
- Bolted mounting ensures secure and stable fuse placement in electrical panels.
Compatibility
This fuse is compatible with size 30 fuse holders and bases designed for high-speed semiconductor protection in AC circuits up to 700 V UL and 690 V IEC. It is suitable for use in industrial power electronics, motor drives, and inverter applications requiring fast-acting protection.
Applications
- Protection of power semiconductor devices such as thyristors and diodes.
- Industrial motor drives and variable frequency drives (VFDs).
- Inverter circuits and power conversion equipment.
- Renewable energy systems including solar inverters and wind turbines.
- General industrial electrical protection requiring fast fault interruption.
Frequently Asked Questions
What does the 'aR' speed/characteristic mean?
The 'aR' rating indicates a high-speed fuse designed specifically for protecting semiconductor devices by clearing short-circuits rapidly while allowing normal circuit operation without nuisance tripping.
Can this fuse be used in DC circuits?
No, this particular fuse is rated for AC use only as specified in the technical specifications.
How does the striker indication system work?
The striker indication system provides a mechanical signal when the fuse has blown, enabling remote or visual confirmation without disassembling the panel.
Is this fuse RoHS compliant?
Yes, the product is RoHS compliant, ensuring it meets environmental and safety standards for hazardous substances.
Common Search Terms
high-speed fuse, semiconductor protection fuse, size 30 fuse, aR fuse 125A, 690VAC fuse, 700VAC fuse, striker indicator fuse, slotted blade fuse, ceramic body fuse, industrial power fuse
| Manufacturer Part Number | Q300141 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 3605340323863 |
| Height | 148.6mm |
| Width | 40mm |
| Depth | 48mm |
| HS Code | 85361090 |
| Country of Manufacture | France |
| Manufacturer | Mersen |
| Alternative Product SKU | A070UD30LI125 |
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