Overview High-class security level Sg10 product contains no flammable resin, with no combustion-supporting, no explosion and toxic gas. High-class reliability High-low voltage coil adopted the nomex system, dipping h-class impregnating varnish with vpi vacuum pressure system, and solidify under high heat. Product belongs to h- class(180¡æ), and c-class (220¡æ) for main insulation material, with high- class anti-short circuit capacity. 20% overload is allowed under good ventilation condition. Energy saving & environmental protection Material (copper, steel) recovery afterlife; Burning without toxic chemical substance for nomex paper; Degradation of insulation material, without polluting; Low no-load loss, energy saving; Low noise, flexible design