MERSEN FUSE A 055 URD 32 TTI 1400 A055URD32TTI1400

Why Choose the Square Body High-Speed Fuse Protistor® Size 32 aR 500VAC IEC 550VAC UL 1400A With Striker Flush ends UNC threads A055UD32TTI1400?

The A055UD32TTI1400 fuse is engineered for reliable protection of sensitive semiconductor equipment, featuring rapid fault response at high current ratings up to 1400A and dual voltage compliance (500VAC IEC, 550VAC UL). Its square body design enables easy integration into dense assemblies, while the incorporated striker mechanism enhances circuit safety and expedites fault indication.

This Protistor® model is manufactured with advanced materials for superior thermal and electrical endurance. Flush ends and UNC threads facilitate straightforward installation in demanding industrial environments, making it the ideal choice for robust overcurrent protection and system reliability.

Technical Specifications

• Item number: P301083
• Catalogue No: A055UD32TTI1400
• Description: Square Body High-Speed Fuse Protistor® Size 32 aR 500VAC IEC 550VAC UL 1400A With Striker Flush ends UNC threads
• EAN/UPC Code: 3605340336580
• Rated voltage AC UL: 550 V
• Rated voltage AC IEC: 500 V
• Ampere Rating: 1400 A
• RoHS Compliant: Yes
• AC or DC: AC
• Speed/Characteristic: aR
• Fuse Size: 32
• Mounting: Bolted
• Clearing I2t At Rated Voltage: 2300 kA²s
• Melting I2t: 555 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: 160 W

Product Code: P301083

Key Benefits

• High-speed aR characteristic ensures rapid fault clearing to protect sensitive semiconductor devices.
• Dual voltage rating (500VAC IEC and 550VAC UL) for versatile application across standards.
• Robust square body design allows easy integration in compact assemblies.
• Striker indication system provides clear and immediate fault indication for maintenance efficiency.
• Flush ends with UNC threads enable secure and straightforward bolted mounting.
• Constructed with ceramic body and silver-plated brass terminals for enhanced durability and conductivity.

Compatibility

This fuse is compatible with industrial semiconductor protection systems requiring high-speed interruption at high current ratings. It fits fuse holders and assemblies designed for size 32 aR fuses with bolted mounting and UNC threaded flush ends, suitable for both IEC and UL rated equipment.

Applications

• Protection of power semiconductor devices such as thyristors, diodes, and transistors.
• Industrial motor drives and inverters.
• Power supply units in manufacturing plants.
• Renewable energy systems including solar and wind power converters.
• High-current AC electrical distribution and control panels.

Common Search Terms

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