Excerpt from IEEE 1584-2018
— VCB: Vertical Electrodes, Metal “Box” Enclosure (Figure G.1)
— VCBB: Vertical Electrodes terminated in an insulating barrier, Metal “Box” Enclosure (Fig G.2)
— HCB: Horizontal Electrodes, Metal “Box” Enclosure (Figure G.3)
— VOA: Vertical Electrodes, Open Air (Figure G.4)
— HOA: Horizontal Electrodes, Open Air (Figure G.5)
