MERSEN FUSE 6,9 GS 2 PV 0400 A322483

Why Choose the Square Body High-Speed Fuse Protistor® NH Size 2 gS 690VAC IEC 700VAC UL 400A With Double Indicator?

Designed for high-reliability performance in demanding industrial power applications, this Protistor® fuse offers exceptional protection for semiconductors and power circuits up to 690VAC (IEC) and 700VAC (UL), with a robust 400A rating. The NH Size 2 format and gS operating class ensure compatibility with standard fuse holders and efficient clearing of short circuits and overloads.

Featuring a double indicator for rapid visual status checks, this fuse simplifies maintenance and reduces downtime. Its square body enhances heat dissipation and mechanical strength, making it an optimal choice for critical installations seeking dependable overcurrent protection and compliance with IEC and UL standards.

Technical Specifications

• Item number: A322483
• Catalogue No: NH2GS69V400PV
• Description: Square Body High-Speed Fuse Protistor® NH Size 2 gS 690VAC IEC 700VAC UL 400A With Double indicator
• EAN/UPC Code: 3605340360318
• Rated voltage AC UL: 700 V
• Rated voltage AC IEC: 690 V
• Ampere Rating: 400 A
• RoHS Compliant: Yes
• AC or DC: AC
• Speed/Characteristic: gS
• Fuse Size: NH2
• Mounting: Clip
• Clearing I2t At Rated Voltage: 271 kA²s
• Melting I2t: 54.32 kA²s
• AC Max I.R./Breaking Capacity: I1: 160 kA
• Indication System: Yes
• Indication System Type: Double indicator
• Connection/Terminal Material: Copper
• Connection/Terminal Type: Plain Blades
• Product Width: 52 mm
• Product Length: 150 mm
• Product Height: 74 mm
• Sell Pack Quantity: 3 EA
• Sell Pack Weight: 1.9299 kg
• Sell Pack Width: 155 mm
• Sell Pack Length: 160 mm
• Sell Pack Height: 80 mm
• Product group: Semiconductor Protection Fuses
• Body/Insulating Material: Ceramic
• Product Weight: 0.6433 kg
• Power Dissipation at Rated Current Value: 41 W

Product Code: NH2GS69V400PV

Key Benefits

• High-speed gS characteristic ensures fast and reliable protection for sensitive semiconductor devices.
• Double indicator system provides clear and immediate visual status for quick maintenance checks.
• Square body design improves heat dissipation and mechanical robustness.
• Compatible with standard NH Size 2 fuse holders for easy installation and replacement.
• Certified to IEC and UL standards for global industrial applications.
• Ceramic insulating body offers excellent thermal and electrical insulation.

Compatibility

This fuse is compatible with NH Size 2 fuse holders designed for gS characteristic fuses and supports both IEC 690VAC and UL 700VAC rated systems. It is suitable for use in industrial semiconductor protection circuits requiring a 400A fuse rating and a clip mounting system with plain blade terminals.

Applications

• Protection of power semiconductors such as thyristors and diodes in industrial drives and converters.
• Overcurrent protection in medium voltage industrial power distribution systems.
• Use in motor control centres and power electronics assemblies.
• Protection of transformers and capacitors in industrial electrical networks.
• Industrial automation systems requiring fast-acting fuse protection.

Common Search Terms

NH2 fuse, high-speed semiconductor fuse, Protistor fuse 400A, gS fuse 690VAC, double indicator fuse, ceramic body fuse, industrial power fuse, IEC fuse 690V, UL fuse 700V, NH size 2 fuse, semiconductor protection fuse.