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SWITCHING DC POWER SUPPLY
USER MANUAL
SINGLE OUTPUT SWITCH MODE DC POWER SUPPLY
Page 1: ...1 SWITCHING DC POWER SUPPLY USER MANUAL SINGLE OUTPUT SWITCH MODE DC POWER SUPPLY...
Page 2: ...act as constant voltage as well as constant current sources Because of the excellent protection these power supplies are widely used for electroplating anodizing electroforming electrowinning battery...
Page 3: ...Y1530EP 15V 30A 10A 250V Yes Yes 15 HY3010EP 30V 10A 10A 250V Yes Yes 14 HY3020EP 30V 20A 10A 250V Yes Yes 15 HY3030EP 30V 30A 15A 250V Yes Yes 15 HY3050EP 30V 50A 15A 250V No No 17 HY5020EP 50V 20A 1...
Page 4: ...ights up when the power supply is in constant voltage mode d OV lights up when the power supply is in over voltage protected state e OT lights up when the power supply is in over temperature protected...
Page 5: ...o M10 these keys are not used in the software that comes with the power supply They can be defined by custom software and used for controlling the power supply e g you may want to define M1 to run a s...
Page 6: ...he front terminals are rated for less than 10A only Use only the rear output terminals if current draw is more than 10A and tighten the connections to avoid damages caused by large contact resistance...
Page 7: ...te Sensing Enable Disable push this pin to enable or disable the remote sensing when remote sensing is enabled RS will appear on the first line of the LCD Display and the voltage shown is the actual v...
Page 8: ...fly during start and when needed during normal operation It is important to allow enough space between the back of the power supply and wall to allow sufficient ventilation 2 3 Key Features Basic Oper...
Page 9: ...ers 1 Voltage stabilization 0 2 2 Current stabilization 0 5 3 Load stabilization 0 3 4 Ripple and noise 1 RMS 5 Display accuracy 1 1 digit 3 Operation Instructions 3 1 Precaution 1 AC input AC input s...
Page 10: ...and back of the power supply should have 10cm space at least Some models come with fan controlled by thermistor that will turn on automatically when the temperature of the heat sink is above 45 C The...
Page 11: ...nction key to work when it s in the main menu as the power supply is running an active control routine with response time of 1 second 2 Press on F1 which corresponds to EDIT on the 4th line of the LED...
Page 12: ...example if the load is such that the power supply is operating in the constant voltage mode i e voltage limit is lower than current limit for the load connected a regulated constant voltage output is...
Page 13: ...power supply Warning If you are using the power supply for inductive load e g magnetic coils make sure that the output is set to zero when you close the circuit by either connecting the load or enable...
Page 14: ...set OV to 32V if you have HY3020EP 4 Connect the external load to the output terminals Make sure both and terminals are connected correctly For output more than 10A you must use the rear terminals Pre...
Page 15: ...Maintenance and Protections Warning The following instructions are to be performed by qualified personnel only To avoid electrical shock do not perform any servicing other than the contained in the o...
Page 16: ...ting is 110V AC to use the unit for 220V AC make sure to perform the following procedures before plugging the power supply into AC outlet 1 Make sure power cord is unplugged 2 Change the AC selector s...
Page 17: ...e load correct the cause of the over heating and the power supply will recover automatically Typical cause of over heating includes 1 Not enough ventilation due to space limit 2 Ambient temperature is...
Page 18: ...ut rather to provide a very versatile hardware platform and starter software package so you can have full access to the power supply capabilities and build rich application capabilities to suit your n...
Page 19: ...accomplished via output relay see Table 2 1 For HY30005EP and HY3050EP this is accomplished by enabling and disabling the main switching IC inside the power supply Caution For HY30005EP and HY3050EP i...
Page 20: ...user needs to input the start voltage below which the battery charging is initiated and cut off charging current The power supply monitors the voltage of the battery continuously turning the output o...
Page 21: ...abilities In addition to 4 function keys F1 F4 and 10 user definable function keys M1 M10 we make available 15 I O ports for sophisticated control and measurement needs The following diagram shows the...
Page 22: ...data using one of the analog pins and improve on the automatic battery charger so that the battery charging can be stopped if the temperature of the battery is above some limit or to change maximum c...
