State Water Heaters SSED 120, Инструкция по эксплуатации

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3-1 phase conVersIons
In the case where the unit is phase convertible and it has only one contactor, jumper wires (provided) must be added according to the
phase of the supply voltage. See the diagram below. For single-phase connection, jumpers A-C and B-D must be added. For three-
phase connection, jumper B-C must be added.
3-1 phase contactor juMper confIGuratIon
1 phase connectIon 3 phase connectIon
dIaGraM 3.
sMall coMMercIal WIre dIaGraM
sInGle phase