| 摘要 |
A three-phase selection energy meter (2) is disclosed. In one embodiment, an energy meter (2) includes a base (4); a phase A terminal barrel (6), a phase B terminal barrel (8) and a phase C terminal barrel (10); and a phase selection member (16) movably engaged with the base (4), the phase selection member (16) permitting individual selection of each of the phase A terminal barrel (6), the phase B terminal barrel (8) and the phase C terminal barrel (10), wherein the individual selection of the one of the phase A terminal barrel (6), the phase B terminal barrel (8) or the phase C terminal barrel (10) prohibits selection of the other two of the phase A terminal barrel (6), the phase B terminal barrel (8) and the phase C terminal barrel (10).
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