SIEMENS fusibile NH NH000 80A 500V AC/250V DC gG (3NA7824)

Protecting cables and lines in industrial power distribution demands a fuse link that combines reliable interruption with high breaking capacity. The SIEMENS NH Fuse Link NH000 80A 500V AC/250V DC gG (3NA7824) is a full-range fuse link for cable and line protection, rated at 80 A with a 500 V AC and 250 V DC voltage rating. Its NH000 size fits standard fuse bases, and the gG operating class ensures protection against overloads and short circuits.

Who is it for

This fuse link is intended for electricians and maintenance engineers working on industrial power distribution systems, motor control centers, and feeder circuits where NH fuse links are specified.

Main features

• Rated current: 80 A
• Rated voltage: 500 V AC / 250 V DC
• Operating class: gG (full-range protection)
• Size: NH000
• Breaking capacity: 120 kA AC / 25 kA DC
• Combination indicator for fuse status

Specifications

• Power loss at rated current: 8.5 W
• Body material: Ceramic
• Contact material: Silver-plated
• Number of poles: 1
• Operating temperature range: -20 to +50 °C
• Rated frequency: 50/60 Hz
• Standard: IEC 60269-2

Tips

Mount in a suitable NH fuse base and ensure the circuit is de-energized before installation. Verify the rated current and voltage match the protected circuit.