IP66 對(duì)應(yīng)于標(biāo)準(zhǔn) BS EN 60529:1992,NEMA 4 對(duì)應(yīng)于標(biāo)準(zhǔn) NEMA 250-2003
危險(xiǎn)區(qū)域認(rèn)證
ATEX: II 1 G Ex ia IIC T4 Ga (–20°C ~ +70°C) IECEx: Ex ia IIC T4 Ga (–20°C to +70°C) TC TR: 0Ex ia IIC T4 Ga (–20°C to +70°C) FM: Class I, Division 1, Groups A B C D, T4 cCSAus: Class I, Division 1, Groups A B C D, T4