Three phase din rial meter
SDM530D
user manual
1.9 CT Ratio setting (SDM530D CT only)
The SDM530D CT measure the secondary energy consumption via external current transformer.
If the user wants to read the primary energy reading, he can program the CT ratio to the meter
by the front buttons. The meter has 27 pre-set and common CT ratios optional to the user.
Содержание SDM530D
Страница 10: ......