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Instrument and meter
DDZY1122-M Level 2 Single phase Cost Control Intelligent Energy Meter
DDZY1122C Level 2 Single phase Local Cost Control Intelligent Energy Meter
DDSK1122-Z single-phase electronic cost controlled energy meter
DDZY1122C-M Level 2 Single phase Local Cost Control Intelligent Energy Meter
DDSK1122S-Z 2-level single-phase electronic cost controlled energy meter
DDZY1122 Level 2 Single phase Cost Control Intelligent Energy Meter
Successful operation!