MERSEN FUSE 6,900 CP AR 14.51 0032 FR14AR69V32

Why Choose the High-Speed Cylindrical Fuse Protistor® Size 14x51 aR 690VAC IEC 32A FR14AR69V32?

Engineered for superior performance, the Protistor® FR14AR69V32 offers rapid protection for semiconductor devices, with a robust aR-class design rated at 32A and 690VAC according to IEC standards. The compact 14x51 mm cylindrical format enables easy integration in demanding industrial and power electronics applications.

This fuse ensures reliable interruption of high fault currents, minimising equipment downtime and enhancing safety. Precision manufacturing guarantees consistent operation and extended service life, making it an optimal choice for safeguarding critical electrical systems.

Technical Specifications

• Item number: Q1027332
• Catalogue No: FR14AR69V32
• Description: High-Speed Cylindrical Fuse Protistor® Size 14x51 aR 690VAC IEC 32A
• EAN/UPC Code: 3605340531466
• Rated voltage AC IEC: 690 V
• Ampere Rating: 32 A
• RoHS Compliant: Yes
• AC or DC: AC
• Speed/Characteristic: aR
• Fuse Size: 14x51
• Mounting: Clip
• Clearing I2t At Rated Voltage: 500 A²s
• Melting I2t: 77.4 A²s
• AC Max I.R./Breaking Capacity: I1: 160 kA
• Connection/Terminal Material: Silver-Plated Copper
• Connection/Terminal Type: Ferrule
• Product Diameter: 14.3 mm
• Product Length: 51 mm
• Sell Pack Quantity: 10 EA
• Sell Pack Weight: 0.2 kg
• Sell Pack Width: 75 mm
• Sell Pack Length: 107 mm
• Sell Pack Height: 16 mm
• Product group: Semiconductor Protection Fuses
• Body/Insulating Material: Ceramic
• Product Weight: 0.02 kg
• Power Dissipation at Rated Current Value: 7.7 W

Product Code: FR14AR69V32

Key Benefits

• Rapid disconnection of short circuits and overloads to protect semiconductor devices.
• High breaking capacity of 160 kA ensures safe interruption of high fault currents.
• Compact 14x51 mm size allows easy installation in tight control panels.
• Silver-plated copper terminals provide excellent conductivity and corrosion resistance.
• Ceramic body offers high mechanical strength and thermal stability.
• RoHS compliant, ensuring environmental safety and regulatory compliance.

Compatibility

The FR14AR69V32 fuse is compatible with IEC standard fuse holders and clips designed for 14x51 mm cylindrical fuses. It is ideal for use in industrial power electronics, motor drives, and semiconductor protection circuits requiring aR-class fuses rated at 690VAC and 32A.

Applications

• Protection of power semiconductor devices such as thyristors and diodes.
• Industrial motor drives and variable speed controllers.
• Power supplies and converters in automation systems.
• Renewable energy systems including solar inverters.
• General industrial electrical protection requiring high-speed fuses.

Common Search Terms

High-speed fuse, semiconductor fuse, 14x51 fuse, aR fuse, 32A fuse, 690VAC fuse, cylindrical fuse, Protistor fuse, industrial fuse, power electronics protection.