Technical requirement of ground wires
1.Each ground of ground resistance mus be less than 5ohm by measuring with ground meter.
2.The safety wires (ground wires in extruders and dowstream line) are 35mm2, there is one piece of ground cable for each electrical cabinet,
6pieces ground cable, the length of each cable is made according to machine site.
3.The anti-interference wire is 10mm2, the length of each is made according to machine site.
4.Three position ground wires for extruders are 35mm2 copper conductor in series.
5.The ground wires for extruders and downstream line must not be connected with anti-interference ground wire.