... Explosion proof Axial Flow Fan Type BZ-T30K4-11 Application 1,Designed for sites with explosive atmosphere, such as petroleum ... for both steel pipe wiring and cable wiring. Technical parameters1,Ingress thread specification:G3/4"1,Cable's outer diameter:Φ9mm~Φ14mm1,Compliance ... with: GB 3836.1,GB 3836.2,IEC60079-0 ...