What is a Surge Protective Device (SPD)?
A Surge Protective Device (SPD) is an essential electrical component designed to protect electrical equipment from damage caused by sudden voltage spikes, known as surges. These surges can result from
• High breaking capacity
• Reliable indicator system
• Optional dual indicator version
• IEC 60269-1 and 2
| Model Number | NH000-NH3 Fuse links |
| Voltage | 500Vac |
| Current | Up to 630A |
| Breaking Capacity | 120kA |
| Operating class | gG Fuse |
| Standards | IEC13539.1/.2 IEC 60269-1/-2 |
| Country of Origin | China |
| Model | Rated voltage | Ratedcurrent | Dimension | ||||
| (Vac) | (A) | A | B | C | D | H | |
| NT000/NT00C/NT000S | 500 | 6-125 | 78 | 50 | 15 | 21 | 53 |
| NT00/NT00S | 500 | 50-160 | 78 | 51 | 15 | 30 | 60 |
| NT0/NT0S | 500 | 6-160 | 125 | 68 | 15 | 30 | 60 |
| NT1C | 500 | 16-160 | 135 | 68 | 15 | 30 | 67 |
| NT1/NT1S | 500 | 32-250 | 135 | 68 | 20 | 46 | 62 |
| NT2C | 500 | 23-250 | 150 | 68 | 20 | 46 | 67 |
| NT2/NT2S | 500 | 80-400 | 150 | 68 | 25 | 58 | 74 |
| NT3C | 500 | 200-400 | 150 | 68 | 25 | 58 | 81.5 |
| NT3/NT3S | 500 | 160-630 | 150 | 68 | 32 | 70 | 82 |
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