gpnv -ag凯发k8国际
features:◎short circuit instantaneous protection ◎overload protection
◎the contact between providing personal protection ◎electric leakage protection ◎over voltage protection
◎use instructions window ◎no positive flat-fell seam
◎phase line and neutral line breaking at the same time, the phase line (p) with protection, neutral pole (n) with no protection and the points after first
◎electronic leakage protection filter device: can prevent transient overvoltage of other devices (such as lighting, line interference) and instantaneous over-current (such as a large capacitive load lines) caused by misoperation tripping
model establishment and meaning