I found the problem, we have a 3 phase inverter, 3 phase air-conditioner, and the remainder of the house is wired to L2 (phase-2), mostly L2 shows we are importing around 2.2 amps as a background usage while L1 and L3 are exporting around 3.9amps each during the day. As such both the 03 and the 13 registers are continuing to increment at the same time as we are using energy from L2 but putting back twice this with L1 and L3. Should not the smart meter be smart enough to work out the real time p ...