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MERSEN FUSE A 070 URD 32 TTI 0900 A070URD32TTI0900
MPN: W300468
Alt. SKU: A070UD32TTI900
Special Price
£136.85
£114.04
Regular Price
£248.81
MERSEN FUSE A 070 URD 32 TTI 0900 A070URD32TTI0900 is available to buy in increments of 3
Why Choose the Square Body High-Speed Fuse Protistor® Size 32 aR 690VAC IEC 700VAC UL 900A With Striker Flush ends UNC threads A070UD32TTI900?
This high-speed fuse offers reliable circuit protection for demanding industrial and power electronics applications, supporting operational voltages of up to 690VAC (IEC) and 700VAC (UL) and rated at 900A for dependable performance under high fault conditions.
Featuring a robust square body design with striker flush ends and UNC thread terminals, it ensures secure installation and rapid fault indication, making it the optimal choice for safeguarding semiconductors and critical equipment in harsh environments.
Technical Specifications
- Item number: W300468
- Catalogue No: A070UD32TTI900
- Description: Square Body High-Speed Fuse Protistor® Size 32 aR 690VAC IEC 700VAC UL 900A With Striker Flush ends UNC threads
- EAN/UPC Code: 3605340328950
- Rated voltage AC UL: 700 V
- Rated voltage AC IEC: 690 V
- Ampere Rating: 900 A
- RoHS Compliant: Yes
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 32
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 990 kA²s
- Melting I2t: 165 kA²s
- AC Max I.R./Breaking Capacity: I1: 200 kA
- Design Details: Reinforced Terminal
- Indication System: Yes
- Indication System Type: Striker
- Connection/Terminal Material: Silver-Plated Brass
- Connection/Terminal Type: Flush ends
- Product Width: 59 mm
- Product Length: 50.6 mm
- Product Height: 65 mm
- Sell Pack Quantity: 3 EA
- Sell Pack Weight: 1.8099 kg
- Sell Pack Width: 145 mm
- Sell Pack Length: 245 mm
- Sell Pack Height: 90 mm
- Product group: Semiconductor Protection Fuses
- Body/Insulating Material: Ceramic
- Product Weight: 0.6033 kg
- Power Dissipation at Rated Current Value: 110 W
Product Code: W300468
Key Benefits
- High-speed operation ensures rapid fault clearing to protect sensitive semiconductor devices.
- Robust ceramic square body design offers durability and reliable performance in harsh industrial environments.
- Striker indication system provides clear and immediate visual fault indication for quick maintenance.
- Flush end UNC threaded terminals enable secure, bolted mounting for stable electrical connections.
- Rated for high breaking capacity (200 kA) and high rated current (900 A) for demanding applications.
- RoHS compliant, ensuring environmentally responsible manufacturing and disposal.
Compatibility
This fuse is compatible with IEC and UL rated systems operating up to 690VAC and 700VAC respectively. It is designed for bolted mounting in semiconductor protection fuse holders and switchgear assemblies requiring high-speed fuse characteristics (aR). Suitable for use with industrial power electronics, motor drives, and other high fault current applications.
Applications
- Protection of power semiconductors such as thyristors and IGBTs in industrial drives.
- Circuit protection in power electronics and inverter systems.
- High fault current environments in manufacturing and processing plants.
- Switchgear and control panels requiring reliable high-speed fuse protection.
- Renewable energy systems including photovoltaic inverters and wind turbine converters.
Frequently Asked Questions
What does the 'aR' speed characteristic mean?
The 'aR' designation indicates a high-speed fuse specifically designed for semiconductor protection, capable of interrupting short-circuit currents rapidly to protect sensitive components.
Can this fuse be used in DC circuits?
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 system provides a mechanical indication by releasing a striker when the fuse element melts, offering a clear visual and sometimes audible indication that the fuse has operated.
Is this fuse RoHS compliant?
Yes, the fuse is RoHS compliant, ensuring it meets environmental and safety standards regarding hazardous substances.
Common Search Terms
high-speed fuse, semiconductor protection fuse, aR fuse, 900A fuse, 690VAC fuse, 700VAC fuse, square body fuse, striker fuse, bolted fuse, UNC thread fuse, industrial fuse, power electronics fuse, ceramic fuse, Protistor fuse
| Manufacturer Part Number | W300468 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 3605340328950 |
| Height | 50.6mm |
| Width | 59mm |
| Depth | 65mm |
| HS Code | 85361090 |
| Country of Manufacture | France |
| Manufacturer | Mersen |
| Alternative Product SKU | A070UD32TTI900 |
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