In an conventional UPS configuration with N+1 configuration, where N=2, we put in place a parallel configuration with 3 UPSs in parallel and an common output from the parallel bus is taken and provided as a input to the critical loads.Although this configuration provides the redundancy at UPS level, Read More

STS(Static Transfer Switch), is an automatic static switching equipment designed to transfer critical loads between two independent AC power sources without interruption or with a transfer time of less than a cycle (20ms).The STS consists of Silicon controlled rectifiers (SCR’s), control & sensing c Read More