Xantrex RS3000

Installation
975-0171-01-01 43
Table 1-2 Battery Sizing Worksheet
Appliance
(A) Power
Consumption (Watts)
(B) Operating Time
per Day (Hours)
Daily watt-hours needed
for this appliance
(= A × B)
W hours Wh
W hours Wh
W hours Wh
W hours Wh
W hours Wh
W hours Wh
W hours Wh
W hours Wh
Total daily watt-hours of AC load Wh
× Number of days between charges
= Total watt-hours of AC load between charges Wh
Battery Ah used between charges (divide by 10 for 12 volt system;
divide by 20 for 24 volt system)
Ah
Recommended Battery Bank Size in Ah (multiply by 2) Ah