... ~30KW2. ApplicationThey can be delivered for gas mixtures or vapour containing combustibles and explosives, for ordinary air, for sea air containing salt ... cabins, hangars, paint houses, etc . They can also be used for ventilation of other compartments of shipping and corresponding place of ... 60HZ,440V type YB-H (explosion-insular) for marine use may be mounted on these fans.3. Features Explosion-proof ...