Siemens 3NA7832 Fusible NH00 125A 500VAC/250VDC gG (pack de 3)

Electrical professionals and maintenance teams rely on the Siemens 3NA7832 LV HRC fuse link for dependable cable and line protection in low-voltage distribution systems. This NH00 size fuse link is rated for 125 A and handles up to 500 V AC or 250 V DC, making it suitable for a wide range of industrial and commercial applications where robust overcurrent protection is essential.

Key specifications

• Fuse size: NH00 (Size 00)
• Rated current: 125 A
• Rated voltage AC: 500 V
• Rated voltage DC: 250 V
• Operating class: gG (general purpose)
• Breaking capacity: 120 kA
• Standard: IEC 60269-2
• Indicator type: Combination indicator (front and top)
• Power loss at rated current: 10.5 W
• Fuse body material: Ceramic
• Contact material: Silver-plated copper
• Frequency: 50/60 Hz
• Quantity per pack: 3

Why choose it

The 3NA7832 combines high breaking capacity with a compact NH00 footprint, delivering reliable protection without occupying excessive space in distribution boards. Its gG operating class ensures effective protection against both overloads and short circuits, while the combination indicator provides clear status visibility from the front or top of the fuse link.

Ideal use cases

• Protection of cables and lines in low-voltage distribution networks
• Industrial control panels and motor control centers
• Commercial building electrical installations
• Backup protection for downstream protective devices

Good to know

The fuse link is designed for use in fuse bases and disconnectors that accept NH00 size fuse links. It complies with IEC 60269-2, ensuring compatibility with standard LV HRC fuse systems. The ceramic body provides excellent thermal and mechanical stability, while silver-plated copper contacts ensure low contact resistance and high conductivity.