It is applicable to 3.6-12kV three-phase AC 50Hz power grid for receiving and distributing electric energy and for controlling, monitoring and protecting the circuit. The four remote functions are necessary for smart grid. It can be used in single bus, single bus section system or double bus system.
Executive standards
Executive standard:
◆ lEC298 AC metal-enclosed switchgear and control equipment with rated voltage above 1kV and below 52kV
◆ IEC694 Common Terms for High Voltage Switchgear and Control Equipment
◆ GB 3906-2006 3.6 ~ 40.5kV AC metal-enclosed switchgear and control equipment
◆ GB/T11022-1999 Common Technical Requirements for High-voltage Switchgear and Control Equipment Standards
◆ DL/T404 Technical Conditions for Ordering AC High Voltage Switchgear
◆ German DIN.VDE0670 AC Switchgear with Rated Voltage Above 1kV