EATON Aerospace Group TF100-80E May 2013 7 Flow Characteristics The graphs on this page depict typical pressure drop versus flow characteristics of the 60554 series hydrant pit valves. (Option X does not alter the pressure drop characteristics of the 60554). Curve 1 Model 60554BDGH (IP hydrant) or 60554BFGH, 20-mesh screen and 61525 Coupler Curve 2 Model 60554BD, (BE), (BU), 20-mesh screen and 61525 Coupler Curve 3 Model 60554BJ, 20-mesh screen and 61525, fueling direction Curve 4 Model 60554BJ, 20-mesh screen and 61525 Coupler, defueling direction Curve 5 Model 60554D, (E), (U), no screen and Model 61525 Coupler Curve 6 Model 60554E (D), (U), no screen and Model 60600H Coupler Curve 7 Model 60554E (D), (F), no screen and Model 60700K Coupler Curve 8 Model 60554E (D), (U), no screen and Model 60600K Coupler Technical Data
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