The ACCL also known as automatic changeover with current limit, allows unrestricted supply from mains. When the main supply fails and stand by Generator supply is on. It connects the DG power to each consumer in sequence & starts monitoring itsload. The generator current allotment is software calibrated & sealed in each ACCL as per buyer's specification & is available on all load circuits.
When ever the load current exceeds the allotment, power is automatically switched off for 8/10/12 seconds, and then automatically restored. Total automation at no extra cost over outdated manual system.