...= 1 m (Using 6 m suction hose) 4.0 sec. At Hs = 3 m (Using 6 m suction hose) 6.0 sec. At Hs = 6 m (Using 8 m suction hose) This rotary vane type vacuum pump is able to lift water up to 9 meters (29.5 feet). 5. Centralized control All gauges (pressure and vacuum), throttle dial...

...Alarm Switch Viking http://tmpccc.com/uploads/Products_tm/phukien_sprinkler/VSR-F%20Vane%20type%20waterflow%20alarm%20switch%20retard.pdf Vane Type Waterflow Alarm Switch With Retard MODEL VSR-F...