Description:WB/DH/2014/G-04/R Dated 14/08/2014 Volume II – Technical Part of Tender Document . FPI. Fault Passage Indicator. GIS. Geographical Information System. HES . 0. 3. HT Public Water Works. 3. 4. 3. 5. 4. 20. 35. 1. 3. 78. HT Others. 24268 .. Envisaged Architecture for AMI system will be as follows