Complete hierarchical distributed design to make the bay level equipment endure the bad environment and can be installed separately.@#Complete bay oriented configuration to enable the easy maintenance and high reliability.@#Equally independent substation master systems can operate reliably and can be expanded easily.@#Bay level adopts flexible network configuration and highly reliably hardware platform.@#Efficient, flexible and reliable communication network.@#Realize three control modes: remote, HMI and local with ccurate control rate of 100%.@#The operation monitoring of the primary equipment can communicate with each other and realize operation blocking according to electrical unit and operation interlocking.@#The redundancy technology is widely applied in various key links of the system, including host redundancy, network redundancy, gateway channel redundancy,etc. to improve the reliability of the system.@#Complete AVQC function@#Fully support IEC 61850 and realize the compatibility with the traditional communication technology, the system is fully open.@#The substation level adopts general embedded communication platform.@#Reliable and flexible programmable operation scheme can satisfy the requirements for programmable operation in different conditions.@#Local monitoring and control system is applicable for hybrid platform of multi-operation system (Windows/UNIX) and multi-hardware system (32/64-bit).@#