Havo tozaligi darajasi
Sizning tozalash xonamiz bizning FFU filtrlarimizga muhtoj bo'lishi mumkin
Havo tozaligi darajasi raqamli tarzda ifodalanadi. Darajasi qanchalik yuqori bo'lsa, shuncha pasayadi, tozalik va aksincha yuqori bo'ladi.
Tozalik darajasi 100
0,5 mkm yoki undan kattaroq chang zarralari soni 35 × 10 dan (3.5 / 1) dan kam yoki teng bo'lgan.
Tozalik darajasi 1000
Yoki 3,5 mkm yoki undan kattaroq chang zarralari soni 3500 / m³ (3.5 / 1) 35 {10³ zarrachalar} {10³ zarrachalar}
Tozalik sinfi 10000
15 × 10 dan 10 gacha (350 × 10 gacha (350 zarracha / 1) dan kam yoki unga teng chang zarralari soni (35 zarrachalar / 1) dan katta
Tozalik sinfi 100000
Yoki 3,5 mkm yoki kattaroq chang zarralari soni 3500 × 10 dan 10 gacha (3500 zarrachalar / 1) dan kam yoki teng bo'lgan 350 × 1)