... the same time 3.Four taps,four gaug SHB-III Type Water Circulating Multi-purpose Vacuum PumpI. The ... which can’t be intruded by corrosive gas.III.The classification:A. SHB-III: shell, flume, ejector, tee junction, ... (ANSI standard), the rest is the same as SHB-III. C. SHB-IIIS: pump body adopts the PP ... the same as SHB-IIIA.V. Technical data:ModelSHB-III/IIIA/IIIS/IIIT/IIIGPower (W)180Power supply (V ...