Product description

       FZW28-12F outdoor boundary vacuum load switch (referred to as demarcation switch) is used for outdoor column installation, with manual electric operation. The switch body adopts the introduction of the Japanese Toshiba VSP5-12 technology, and the switch is a maintenance-free load switch. Vacuum arc extinguishing and SF6 gas are used as the grounding and phase insulating medium.
This product complies with: GB3804 "High Voltage AC Load Switch" and GBT11022 "Common Technical Requirements for High Voltage Switchgear and Control Equipment Standards".

Model meaning

Technical parameters

Shape and installation size (mm)

FZW28-12F outdoor boundary vacuum load switch has fault detection function, protection control function and communication function. It is installed on 10kV overhead line, which can realize automatic cut-off single-phase ground fault and automatic isolation phase-to-phase short circuit fault. The installation point is suitable for the responsibility demarcation point of the 10kV distribution line user incoming line, and can also be applied to the branch line connection where the requirements are met.