Hiking DDS238-4 W 사용자 설명서 - 페이지 13

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Import active energy : it measure the total positive active energy

Export active energy : it measure the reverse active energy , such as solar

power generation , reverse wire connection , some power generator working .

Normally, the total active energy= | Import active energy | + | Export active

energy |

Contrast active energy : it is used for contrast the kWh running with the

power company meter or other kWh meter .

R.M.S value all measure the Current instantaneous value

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