MERSEN FUSE 6,921 CP AR 14.51 0032 FR14AR69V32T

Why Choose the High-Speed Cylindrical Fuse Protistor® Size 14x51 aR 690VAC IEC 32A With Striker FR14AR69V32T?

The High-Speed Cylindrical Fuse Protistor® FR14AR69V32T offers reliable short-circuit protection for critical power electronics, providing rapid fault interruption at 690VAC with a 32A rating. Its 14x51 mm compact footprint and integrated striker enable precise operation and remote signalling in demanding industrial applications.

Engineered for compliance with IEC standards, this fuse ensures reduced arc energy and equipment safety. Select the FR14AR69V32T for superior performance, safety assurance, and robust integration in high-speed semiconductor protection circuits.

Technical Specifications

• Item number: X1056663
• Catalogue No: FR14AR69V32T
• Description: High-Speed Cylindrical Fuse Protistor® Size 14x51 aR 690VAC IEC 32A With Striker
• EAN/UPC Code: 3605340592764
• 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
• Indication System: Yes
• Indication System Type: Striker
• 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: 73 mm
• Sell Pack Length: 107 mm
• Sell Pack Height: 15 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: FR14AR69V32T

Key Benefits

• Rapid fault interruption ensures enhanced protection for sensitive semiconductor devices.
• Compact 14x51 mm size allows for easy integration in space-constrained installations.
• Integrated striker provides reliable indication and remote signalling capabilities.
• High breaking capacity of 160 kA at 690 V AC for superior safety performance.
• RoHS compliant and designed to meet IEC standards for quality and environmental safety.
• Silver-plated copper terminals ensure excellent electrical conductivity and durability.

Compatibility

The FR14AR69V32T fuse is compatible with fuse holders and clips designed for 14x51 mm cylindrical fuses with aR characteristics. It is suitable for use in industrial control panels, power electronics, and semiconductor protection circuits operating at up to 690 V AC and 32 A. Ensure the fuse holder supports striker indication for full functionality.

Applications

• Protection of power semiconductors such as thyristors and diodes.
• Industrial motor drives and variable frequency drives (VFDs).
• Power supply units and inverters.
• Renewable energy systems including solar inverters.
• Automation and control equipment requiring rapid fuse response.

Common Search Terms

High-speed fuse, cylindrical fuse 14x51, semiconductor protection fuse, aR fuse 690V, 32A fuse with striker, industrial fuse 14x51mm, IEC fuse 690VAC, clip mounting fuse, rapid fuse for power electronics.