Substation Control Unit (OPU)
Substaion control unit (OPU) is modular building (section construction made from separate mobile container units installed at prepared site). Container units joint together and made modular building. The modular building dimensions are not limited to unit dimensions. OPU is used for placing substation reley protectiona and automatic equipment. In accordance with customer's request in OPU also can be staff area, telemetering and communication equipment, etc.