Symptoms | Possible causes |
Negative kW | Reverse power flowing CT connections reversed |
Negative pf and VAR | Pf is capacitive |
Device not communicating | Check device id/baud rate/Parity Check RS485 connections/cable / converter |
kWh negative | Reverse power flowing CT connections reversed |
kW & kWh total readings incorrect | Reverse power flowing CT connections reversed |
Integrator starting from “0” | Check the Old Intg values stored for reference If required change the overflow settings |
Released for:Schneider Electric India









