MERSEN FUSE A 070 URD 32 KI 0350 A070UD32KI350

Why Choose the Square Body High-Speed Fuse Protistor® Size 32 aR 690VAC IEC 700VAC UL 350A With Striker Slotted Blades?

This high-speed Protistor® fuse offers rapid response and superior protection for semiconductors and sensitive power electronics, rated at 350A with IEC 690VAC and UL 700VAC compliance. The Size 32 square body design ensures reliability, while striker functionality provides visual and remote fuse status indication for enhanced safety and maintenance efficiency.

Engineered with slotted blades for secure, versatile installation, this fuse is ideal for demanding industrial applications requiring high interrupting capacity and consistent, stable performance. Choose this Protistor® for assured operational continuity and robust protection in your critical systems.

Technical Specifications

• Item number: Q302165
• Catalogue No: A070UD32KI350
• Description: Square Body High-Speed Fuse Protistor® Size 32 aR 690VAC IEC 700VAC UL 350A With Striker Slotted Blades short
• EAN/UPC Code: 3605340351224
• Rated voltage AC UL: 700 V
• Rated voltage AC IEC: 690 V
• Ampere Rating: 350 A
• RoHS Compliant: Yes
• AC or DC: AC
• Speed/Characteristic: aR
• Fuse Size: 32
• Mounting: Bolted
• Clearing I2t At Rated Voltage: 53.7 kA²s
• Melting I2t: 8.9 kA²s
• AC Max I.R./Breaking Capacity: I1: 200 kA
• Indication System: Yes
• Indication System Type: Striker
• Connection/Terminal Material: Silver-Plated Copper
• Connection/Terminal Type: Slotted Blades
• Product Width: 59 mm
• Product Length: 134 mm
• Product Height: 65 mm
• Sell Pack Quantity: 3 EA
• Sell Pack Weight: 1.6569 kg
• Sell Pack Width: 160 mm
• Sell Pack Length: 195 mm
• Sell Pack Height: 72 mm
• Product group: Semiconductor Protection Fuses
• Body/Insulating Material: Ceramic
• Product Weight: 0.5523 kg
• Power Dissipation at Rated Current Value: 74 W

Product Code: Q302165

Key Benefits

• High-speed operation ensures rapid disconnection to protect sensitive semiconductors.
• Striker indication system provides clear visual and remote status feedback for maintenance.
• Robust ceramic body offers excellent insulation and durability under demanding conditions.
• Silver-plated copper slotted blades ensure secure and reliable electrical connections.
• High breaking capacity (200 kA) suitable for industrial high fault current environments.

Compatibility

This fuse is compatible with Size 32 fuse holders and bolted mounting systems designed for semiconductor protection fuses operating at up to 700V AC. It is suitable for use in industrial control panels and power electronics protection circuits requiring aR characteristic fuses.

Applications

• Protection of power semiconductors such as thyristors and diodes.
• Industrial motor drives and variable speed drive systems.
• Power electronics and inverter circuits in manufacturing plants.
• High-speed protection in renewable energy systems like solar inverters.
• General industrial electrical equipment requiring high interrupting capacity fuses.

Common Search Terms

High-speed fuse, Protistor fuse, semiconductor protection fuse, Size 32 fuse, 350A fuse, 690VAC fuse, 700VAC fuse, aR characteristic fuse, striker fuse, slotted blade fuse, bolted mount fuse, ceramic body fuse, industrial electrical fuse.