Ishlash namligi oraliqi: Maksimal temperatura 40℃ bo'lganda, nisbiy namlik 50% dan oshmasligi kerak. Maksimal temperatura 20℃ bo'lganda, nisbiy namlik 90% dan oshmasligi kerak.
Normal ishlash temperaturasi oraliqi: -5℃ dan 40℃ gacha. Muvofiqlikka qadar bo'lgan temperaturasi oraliqi: -40℃ dan 80℃ gacha.
Bundiq: 2000m dan kamroq. Bundiq bu qiymatni o'tib ketganda:
Fuzinining harorati har 100 metr uchun deyarli 0.5k oshadi.
Har 100 metr yuqoriga o'tishda, atrof-muhitning harorati o'rtacha 0.5 ℃ pasayadi.
Oddiy holatlarda, ochiq muhitlarda ishlatiladigan fuzilar, reyting ma'lumotlarini va standart shartnomalariga mos ravishda tanlanishi mumkin.
Yopiq muhitlarda ishlatiladigan fuzilar uchun, qutidagi yoki quti ichidagi havo harorati bundiq bilan birga pasaymasa, ya'ni 40℃ dan yuqori bo'lsa, reyting jarrahiy kapasitetini pasaytirish kerak. Fuzi reyting jarrahiy kapasitetini tanlash formulasi
| Xususiyat va model |
O'lcham |
Reyting voltaj V |
Reyting jarrahi A |
Reyting kesish qobiliyati kA |
| DNESS2-S8J/S8L/S8N/S8Q/S8R - 100 |
2 |
DC 1500V |
100 |
250kA |
| DNESS2-S8J/S8L/S8N/S8Q/S8R - 125 |
2 |
DC 1500V |
125 |
250kA |
| DNESS2-S8J/S8L/S8N/S8Q/S8R - 160 |
2 |
DC 1500V |
160 |
250kA |
| DNESS2-S8J/S8L/S8N/S8Q/S8R - 200 |
2 |
DC 1500V |
200 |
250kA |
| DNESS2-S8J/S8L/S8N/S8Q/S8R - 250 |
2 |
DC 1500V |
250 |
250kA |
| DNESS2-S8J/S8L/S8N/S8Q/S8R - 315 |
2 |
DC 1500V |
315 |
250kA |
| DNESS2-S8J/S8L/S8N/S8Q/S8R - 350 |
2 |
DC 1500V |
350 |
250kA |
| DNESS2-S8J/S8L/S8N/S8Q/S8R - 400 |
2 |
DC 1500V |
400 |
250kA |
| DNESS2-S8J/S8L/S8N/S8Q/S8R - 450 |
2 |
DC 1500V |
450 |
250kA |
| DNESS2-S8J/S8L/S8N/S8Q/S8R - 500 |
2 |
DC 1500V |
500 |
250kA |
| DNESS2-S8J/S8L/S8N/S8Q/S8R - 550 |
2 |
DC 1500V |
550 |
250kA |
| DNESS2-S8J/S8L/S8N/S8Q/S8R - 630 |
2 |
DC 1500V |
630 |
250kA |