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Current Requirement

Current Requirement  Pipe  AST  UST Diameter =    Select2 in.2 1/2 in.3 in.3 1/2 in.4 in.5 in.6 in.8 in.10 in.12 in.14 in.16 in.18 in.20 in.22 in.24 in.26 in.28 in.30 in.32 in.34 in.36 in.40 in.42 in.48 in.54 in.60 in.   Length =     ft.   Coating Quality =  Select100%99%98%97%96%95%90%85%80%75%70%65%60%55%50%45%40%35%30%25%20%15%10%5%bare   Current Density =  Select0.5 mA/sq.ft.0.75 mA/sq.ft.1 mA/sq.ft.2 mA/sq.ft.3 mA/sq.ft.4 mA/sq.ft.5 mA/sq.ft.10 mA/sq.ft.20 mA/sq.ft.30 mA/sq.ft.40 mA/sq.ft.   UST Head Geometry Head 1:   none   flat   hemisphere  Head 2:   none   flat   hemisphere  Surface Area  =     sq.ft. Current Requirement =     Amps.

* Energy capability is based on an efficiency of 95% for zinc, 85% for aluminum, and 50% for magnesium

Formula Used:

Where


L = years of life

W = anode weight in lbs

C = energy capability in amp-hrs per lb

I = current output in amperes

U = utilization factor as a decimal

8760 = hours in 365 days[elementor-template id=”1106″][elementor-template id=”241″]