With effect from 6th Oct 2015, meter, all the meters from Sachetan local family bearing model reference number DM6100, DM6300, EM1000, EM1200 & EM1220 are being produced with Green color LED's for line indication at the front facia of the product. Prior to this change meter had provided multi color LED's (L1-Red, L2-Yellow & L3 - Blue) for the line healthiness application.
The main application of having multi color LED's are to indicate the presence of respective phase (s) across 3 phase electrical network. However with the mono color (Green) LED;s we can continue to achieve the similar objective as the 3 LED's across L1, L2, L3 location will lit up in the presence of 1 or 2 or 3 phase availability
The main application of having multi color LED's are to indicate the presence of respective phase (s) across 3 phase electrical network. However with the mono color (Green) LED;s we can continue to achieve the similar objective as the 3 LED's across L1, L2, L3 location will lit up in the presence of 1 or 2 or 3 phase availability