Self Employed Auto DetailingSelf Employed - Torrance, CA Maintenance TechnicianSelf Employed - Los Angeles, CA Warehouse ClerkPodell Company - Los Angeles, CA Operations Manager/Maintenance Technician
An optically-coupled/isolated electronic single pole double throw power relay switch with few parts routes a. c. power to one of two loads in response to a low-level control signal. Two gate-controlled bidirectional thyristors (Triacs) are made to switch in a complementary mode by gate-controlling one Triac from a light-sensitive element, and gate-controlling the other Triac from a gating circuit responsive to voltage appearing across the first Triac in its OFF state.