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MERSEN FUSE A 070 URD 30 TTI 0550 A070URD30TTI0550
MPN: X300584
Alt. SKU: A070UD30TTI550
Special Price
£93.13
£77.61
Regular Price
£169.32
MERSEN FUSE A 070 URD 30 TTI 0550 A070URD30TTI0550 is available to buy in increments of 3
Why Choose the Square Body High-Speed Fuse Protistor® Size 30 aR 690VAC IEC 700VAC UL 550A With Striker Flush ends UNC threads A070UD30TTI550?
This high-speed Protistor® fuse is engineered for demanding industrial and power electronic applications, offering precise aR-class protection at up to 690VAC (IEC) and 700VAC (UL) with a robust 550A rating. Its square body design ensures secure installation and optimal thermal performance, while the integrated striker provides reliable remote fuse status indication.
Featuring flush ends with UNC threads for straightforward integration and enhanced connection integrity, this fuse is ideal for safeguarding sensitive semiconductor devices and critical equipment against overloads and short circuits. Choose the A070UD30TTI550 for exceptional protection, compliance, and dependable operation in your electrical systems.
Product Code: X300584
Key Benefits
- High-speed aR characteristic for fast and precise protection of semiconductor devices.
- Rated for up to 700VAC (UL) and 690VAC (IEC), suitable for diverse industrial environments.
- Robust 550A rating ensures reliable performance under heavy load conditions.
- Integrated striker indication system allows easy remote fuse status monitoring.
- Flush ends with UNC threads provide secure, reliable connections and easy installation.
- Ceramic body offers excellent insulation and thermal stability.
- Silver-plated brass terminals enhance conductivity and corrosion resistance.
Compatibility
This fuse is compatible with industrial power electronic systems requiring semiconductor protection, including inverters, converters, and motor drives. It fits fuse holders and switchgear designed to accommodate size 30 Protistor® fuses with bolted mounting and flush end connections.
Applications
- Protection of power semiconductors such as thyristors and diodes.
- Industrial motor drives and variable frequency drives (VFDs).
- Power electronics and converter circuits.
- Renewable energy systems including solar inverters and wind turbines.
- Heavy industrial machinery requiring high-speed overcurrent protection.
Technical Specifications
- Item number: X300584
- Catalogue No: A070UD30TTI550
- Description: Square Body High-Speed Fuse Protistor® Size 30 aR 690VAC IEC 700VAC UL 550A With Striker Flush ends UNC threads
- EAN/UPC Code: 3605340330649
- Rated voltage AC UL: 700 V
- Rated voltage AC IEC: 690 V
- Ampere Rating: 550 A
- RoHS Compliant: Yes
- AC or DC: AC
- Speed/Characteristic: aR
- Fuse Size: 30
- Mounting: Bolted
- Clearing I2t At Rated Voltage: 330 kA²s
- Melting I2t: 52 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: 80 W
Frequently Asked Questions
What does the aR characteristic mean for this fuse?
The aR characteristic indicates a high-speed fuse designed specifically for semiconductor protection, providing fast interruption of overloads and short circuits to protect sensitive components.
Can this fuse be used for DC applications?
No, this fuse is rated for AC applications only, as specified in the technical specifications.
What is the purpose of the striker indication system?
The striker indication system provides a mechanical signal when the fuse has blown, enabling remote status monitoring and easy identification of fuse failure.
Are the flush ends compatible with standard fuse holders?
Yes, the flush ends with UNC threads are designed for secure bolted mounting and are compatible with fuse holders that accept size 30 Protistor® fuses.
Common Search Terms
high-speed fuse, Protistor fuse, semiconductor protection fuse, size 30 fuse, 550A fuse, 690VAC fuse, 700VAC fuse, aR fuse, striker fuse, industrial fuse, flush end fuse, bolted mounting fuse
| Manufacturer Part Number | X300584 |
|---|---|
| Packed Quantity | 3 |
| Barcode | 3605340330649 |
| Height | 50.6mm |
| Width | 40mm |
| Depth | 48mm |
| HS Code | 85361090 |
| Country of Manufacture | France |
| Manufacturer | Mersen |
| Alternative Product SKU | A070UD30TTI550 |
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