Technical requirement of ground wires
1.Earth 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 earth electrical cabinet,
6pieces ground cable, the length of earth cable is made according to machine site.
3.The anti-interference wire is 10mm2, the length of earth 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.