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| Месяц | Минимальная цена | Макс. стоимость |
|---|---|---|
| Sep-19-2025 | 0.1 $* | 0.6 $* |
| Aug-19-2025 | 0.12 $* | 0.27 $* |
| Jul-19-2025 | 0.29 $* | 0.5 $* |
| Jun-19-2025 | 0.52 $* | 0.98 $* |
| May-19-2025 | 0.51 $* | 0.25 $* |
| Apr-19-2025 | 0.69 $* | 0.89 $* |
| Mar-19-2025 | 0.51 $* | 0.93 $* |
| Feb-19-2025 | 0.2 $* | 0.41 $* |
| Jan-19-2025 | 0.62 $* | 0.51 $* |
DNH7 Fuse Switch Disconnector
DNH7 series fuse type load isolating switch is applicable to high short circuit current circuit with AC 50(60)Hz, voltage up to 660V and rated working current up to 1600A.
It possesses upper and lower end input and output structure. Lead in equipment with knife-edge and arc extinguishing equipment, and also can be operated with load.
It is used as power switch, isolating switch and emergency switch,and for protecting current.
| Model | DNH7-160A | DENH7-250A | DNH7-400A | DNH7-630A | |||||||||
| Fuse | NH00(NT00) | NH1(NT1) | NH2(NT2) | NH3(NT3) | |||||||||
| Rated operational voltage Ue V | 400 | 500 | 690 | 400 | 500 | 690 | 400 | 500 | 690 | 400 | 500 | 690 | |
| Rated operational current Ie A | 125 | 160 | 125 | 250 | 200 | 400 | 315 | 630 | 500 | ||||
| Thermal current w/fuse link Ith A | 160 | 250 | 400 | 630 | |||||||||
| Rated insulation voltage Ui V | 1000 | ||||||||||||
| Rated impulse withstand voltage Uimp V | 8000 | ||||||||||||
| Fuse protected short circuit making kA ms | 50 | ||||||||||||
| Rated making and breaking capacity | AC23B | AC22B | AC21B | AC23B | AC22B | AC21B | AC23B | AC22B | AC21B | AC23B | AC22B | AC21B | |
| Rated frequency Hz | 50/60 | 50/60 | 50/60 | 50/60 | |||||||||
| Power loss at Im without fuse-link/phase W | 12W | 23W | 34W | 48W | |||||||||
| Electrical durability | 200 | 200 | 200 | 200 | |||||||||
| Mechanical durability | 1400 | 1400 | 800 | 800 | |||||||||
| Degree of protection | Open | IP20 | IP20 | IP20 | IP20 | ||||||||
| Closed | IP30 | IP30 | IP30 | IP30 | |||||||||
| Packing | |||||||||||||
| Gross weight (Kg) | |||||||||||||
| Note: Our products update constantly.The technical parameter is for reference only.Please refer to our real product.And contact me ! | |||||||||||||
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