A step-down transformer converts the high-voltage power to low-voltage power or reduces the voltage of an AC power supply.
What is Step Down Transformer? - Servo Star
Step down transformer: connection diagram, working principle and function.
Step Down Transformer
Step up, step down transformers, and reverse feeding
Step up, step down transformers, and reverse feeding
Step-up Transformer: Low Voltage (LV) to High Voltage (HV)
Step-Down Transformer: High Voltage (HV) to Low Voltage (LV)
Step-Up and Step-Down Transformer - GeeksforGeeks
Uses and Applications of Transformer - Electrical Technology