General installation steps of lawn lamps?
General steps: open the lamp light source is installed and electrical equipment (electrical wiring, electrical reference manual) to draw line from the bottom of the threading hole led to the poles, and then put a link to the lamp holder and the lamp pole, pay attention to tighten the fastening screws, then the lawn lamp flange and screw based embedded parts alignment, vertical stand. Then tighten the nut or pad leveling after mounting nut.
When wiring the lawn lamp, a metal case for connecting the lamp or lamp post is applied with a wire not less than the distribution line as the ground wire, and the ground connection system is used for the ground". When the grounding wire length more than 25 meters, the end of a repeat grounding, repeat grounding can be buried in a 4mmx40mm, 25 meters long galvanized flat steel, 5 grounding, grounding galvanized steel angle 5x50, 2.5 meters long, vertically into the ground, grounding and galvanized flat steel are welded distance the requirements for grounding resistance of less than 4 euro. Why is the size of the earth wire not smaller than the phase line? Because one phase line is short circuited to the device shell and the ground wire releases all the current.
General installation steps of lawn lamp:1 、 pre embedded pipe;2, foundation casting;3 、 power line threading;4 、 lamp wiring;5 、 lamp installationAttention: the lawn lamp must make the safe reliable grounding!
