DPS is a device that supplies 3-phase 200V-240V to a 3-phase motor with a single-phase 200V-240V input. It is the first phase converter to receive UL certification, thereby enhancing safety, and is increasing customer satisfaction through strict quality control and customer management. MY-PS-7.5 model should be used for a 200V-240V 5HP(3.7kW) 15amps 3 phase motor. Check the motor's rated current(A), horsepower(HP), and voltage(V). DPS is a product that runs a 200V-240V 3 phase motor from single phase 200V-240V. The DPS is equipped with safety covers on the input and output for customer safety. One DPS must be used for only one motor. One DPS should never be used on multiple motors. If you are unsure about selecting a DPS model, contact the seller or manufacturer. After purchasing, thoroughly read the user manual enclosed with the product and then install the DPS on the motor. Installation method is simple. Simply connect the 2 input wires to the DPS input and the 3 wires of the motor to the DPS output.