PT. Pupuk Sriwidjaja (PUSRI) revitalized PUSRI IIB manuf'acture to improve its productivity to fulfill the necessity of fertilizer in Indonesia. In response towards the situation, it requires new electricity instal lat ion. In other words, PT. Pusri built Steam Turbine Generator (STG) and coal boiler. STG and coal boiler are steam electricity which used coal as the main resource of STG and coal…