Supervisory control and data acquisition system or SCADA refers to combination of devices and data system. Scada includes collection of GUI, Data Monitoring, Data Storing, Control of Substation and Industries equipments like Circuit Breaker, Isolator etc. In order for SCADA systems to obtain its functionality, it needs a protocol for transmitting data. Master Station, Remote Terminal and Communications are done using different protocols like IEC 61850, IEC 67870-5-101, IEC 67870-5-104, DNP3, Modbus etc… Scada Systems are configured to SAS System, HMI, RTU, Data Concentrator, Gateway and Remote Unit. Our Engineers are Experienced & working in Various SAS Products of GE, ABB, and Alstom.