According to [4], this method can be applied in multi-grounded electrical installations provided that its limitations are considered: (i) the clamp-on method is only effective when the electrode of interest EE1 is connected to a ground EE2 with negligible resistance and (ii) it must be consi...
Cut equal lengths of wire to be twisted, pair the wires together at one end and clamp them in a vice. Gently tension both wires equally at the far end, and grip them in the chuck of a cordless drill. Hold the wires reasonably taut by pulling on the drill, and start twisting. When ...
However, the New Zealand Solar Group handbook mentioned that the PV module should be earthed using the earth clamp system preassembles on the ground before mounting the PV panel to the roof (Solar Group, 2016). The U.K. DTI Sustainable Energy Solar Programme suggested that any DC power ...