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Outdoor lighting protection class description
Jul 28, 2015

Registration of international industrial standard waterproof IP and Japan industrial standard JIS waterproof grade is close, 0-8 9, IP also provides for dust.

IPxx dustproof and waterproof

Dust levels (first x)

0: no protection

1: prevent large solids into

2: medium solid intrusion

3: prevent small solids entering into

4: avoid objects larger than 1mm solids entering

5: prevention of harmful dust deposits

6: completely prevent the dust from entering

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