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MERSEN FUSE A 070 URD 30 TTI 0350 A070URD30TTI0350
MPN: S300580
Alt. SKU: A070UD30TTI350
Special Price
£74.02
£61.68
Regular Price
£134.57
MERSEN FUSE A 070 URD 30 TTI 0350 A070URD30TTI0350 is available to buy in increments of 3
Why Choose the Square Body High-Speed Fuse Protistor® Size 30 aR 690VAC IEC 700VAC UL 350A With Striker Flush Ends UNC Threads A070UD30TTI350?
Engineered for superior protection of power semiconductors, this 350A Square Body High-Speed Protistor® fuse delivers rapid fault interruption at voltages up to 690VAC (IEC) and 700VAC (UL). Its robust aR characteristic is ideal for safeguarding sensitive equipment such as inverters, drives, and UPS systems against short-circuit events.
The flush striker ends and UNC thread terminals enable secure and reliable installation in demanding industrial environments. Complying with IEC and UL standards, this high-speed fuse ensures operational safety, minimises downtime, and supports consistent performance in critical applications.
Product Code: S300580
Key Benefits
- Rapid fault interruption to protect sensitive semiconductor devices.
- High breaking capacity of 200 kA ensures safety during short-circuits.
- Flush striker ends with indication system for clear fault signalling.
- Robust ceramic body for enhanced durability in industrial environments.
- Compliance with IEC and UL standards guarantees reliable performance.
- Silver-plated brass terminals with UNC threads for secure bolted mounting.
Compatibility
This fuse is compatible with industrial power semiconductor protection systems, including inverters, motor drives, uninterruptible power supplies (UPS), and other high-speed switching devices operating within the specified voltage and current ratings.
Applications
- Protection of power semiconductors in industrial drives and inverters.
- Safeguarding UPS systems and critical power electronics.
- Use in industrial automation and control panels requiring rapid fault clearance.
- High-speed protection in renewable energy systems.
Technical Specifications
- Item number: S300580
- Catalogue No: A070UD30TTI350
- Description: Square Body High-Speed Fuse Protistor® Size 30 aR 690VAC IEC 700VAC UL 350A With Striker Flush ends UNC threads
- EAN/UPC Code: 3605340330601
- Rated voltage AC UL: 700 V
- Rated voltage AC IEC: 690 V
- Ampere Rating: 350 A
- RoHS Compliant: Yes
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 30
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 86 kA²s
- Melting I2t: 15.5 kA²s
- 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: 40 mm
- Product Length: 50.6 mm
- Product Height: 48 mm
- Sell Pack Quantity: 3 EA
- Sell Pack Weight: 0.765 kg
- Sell Pack Width: 80 mm
- Sell Pack Length: 135 mm
- Sell Pack Height: 55 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 0.255 kg
- Power Dissipation at Rated Current Value: 57 W
Frequently Asked Questions
What does the aR characteristic mean for this fuse?
The aR characteristic indicates that the fuse is a partial-range semiconductor fuse designed to protect against short-circuits but not overloads, making it suitable for protecting power semiconductors.
Can this fuse be used in DC applications?
This fuse is rated for AC applications only and is not suitable for DC circuits.
How does the indication system work?
The fuse features a striker indication system that visibly signals when the fuse has operated, allowing for quick identification of a blown fuse.
What type of mounting does this fuse require?
This fuse is designed for bolted mounting using its UNC threaded flush ends for secure installation.
Common Search Terms
high-speed fuse, semiconductor protection fuse, aR fuse 350A, 690VAC fuse, 700VAC UL fuse, Protistor fuse size 30, industrial power fuse, fuse with striker indication, bolted fuse, ceramic body fuse
| Manufacturer Part Number | S300580 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 3605340330601 |
| Height | 50.6mm |
| Width | 40mm |
| Depth | 48mm |
| HS Code | 85361090 |
| Country of Manufacture | France |
| Manufacturer | Mersen |
| Alternative Product SKU | A070UD30TTI350 |
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