Manual
Contents
1. operation 6 Voltmeter Indicates the output voltage 7 Ammeter Indicates the output current 8 Voltage Coarse for coarse adjustment of the output voltage 9 Voltage Fine for fine adjustment of the output voltage 10 Current Coarse for coarse adjustment of the output current 11 Current Fine for fine adjustment ofthe output current 12 Output terminal positive polarity 13 GND terminal earth and chassis ground 14 Output terminal negative polarity 15 Fixed 5V 1A output terminal 16 Fixde 5V 1A output terminal 4 PANEL CONTROLS AND INDICATORS a 30V3A 30V5A 60V3A Front panel 300 300 CURRENT VOLTAGE SO FINE COARSE TR me z 3 2 2 a E gt 2 e a POWER 00 S m SV E 00606000 GOG O 0v 110v 0 0 b 30V3A 30V5A 60V3A Rear Panel c 60V5A 30V10A Front Panel Controls and lindicator D 1000 300 ee s FINE COARSE FINE COARSE OUTPU 29 ON OFF cc C Y ie e Cy A C ma POWER GND FAS FAS 4 N O O a4 B 3 C2. EC d 60V5A 30V10A Rear Panel Indicator e F o un D E ESNL a NGA
3. REGULATED D C POWER SUPPLY USER MANUAL CONTENTS TAN TRODUCTIO NN ci aa ette 4 2 PRODUCTION MODELS acotar sirkli agi ajana Sae ama A aatal a ab AT Baga ea an Gh a Ta Gg dg aa aga alad E 2 3 SPECIFICATIONS dde bas 3 BAT Genera a oO O aan a SA 3 SSDeclllecatloms ir a a ir sta eta 4 4 PANEL CONTROLS AND INDCATORS 4 6 a 30V3A 30V5A 60V3A Front panej cnn 6 b 30V3A 30V5A 60V3A Rear Panel sana aaa gita cece aa igar apan een gan Ba nean gan WA Kg a aane A A ajah EN NK ar ak ada aren KA NGE ma gka EE EES 6 c 60VS5A 30V10A FrontPanel ccc ccc aa eea Na ea aaa a aaa aaa aaa EEE aaa aaa aa aa aaa aaa aaa aaa eaaa anaa eaaa 7 d GOV5SA 30V10A Rear Panel 22 2024 e E a A a Palun a E a and baa ta 8 RON PANG aka asa ia 5005 0560 700000 700 eee ee ee dd aiii 9 422 Rear Panel 11 ac cede rons anette i a tpi E E main NEG a a a 10 5 OPERATION INSTRUCTIONS Ne 11 9 Pe Ga D se a ala a ai aaa ana aa a a a aa nag ba ag aaa ia n 11 5 2 Setting Current ILMI 11 Specifications are subject to change without notice 5 3 Setting Constant Voltages aas aran 64 x aia aa A eemal eng Mutual kalal eitada ed obl along kavalad an daa 12 6 MAINTENANGEL as a 13 INTRODUCTION Regulated DC power supply are designed to provide the reguired in laboratory university and production lines The output voltage is continuously adjustable between 0 to rating voltage The load currentmay have any value from 0 to rating current V
4. automatically changed into constant voltage mode Should check the load or increase the presetted voltage value 6 4 Ifthe output voltage is unstableness please check the AC line it may less than 198V 105V 13 2 PRODUCTION MODELS Output Output Output Fixed dak jj Voltage Current Standby 5V 1A 1 0 30V 3A O 2 0 30V 3A 6 3 0 30V 5A 9 4 0 30V 5A O O 5 0 60V 3A 6 0 60V 3A O 0 7 0 30V 10A 6 8 0 60V 5A o 3 SPECIFICATIONS 3 1 General Main Supply 110 220V 10 50 60Hz Switch selectable customer optional Operation Temperature Humidity 0 C to 40 C lt 80 Storage Temperature Humidity 10 C to 70 C lt 70 Accessories Power cord pp 1 Operation Manual 1 5 3 Setting Constant Voltage RON Turn the power switch on the CV indicator light Rotating the Coarse and Fine voltage control to the desired volts Press Output standby button the output standby indicator light then the terminals have voltage output For the models which do not have output standby function the output voltage will supplied cross terminals immediately after power on 12 5 Operation instructions 5 1 1 2 3 11 Precaution AC input of DC power supply should be within the range of line voltage 220 10 50Hz 110 5 60Hz To avoid electrical shock the power cord protective grounding conductor must be connected to ground Do not use the unit in a place where a
5. mbient temperature exceeds 40 C The heat sink located at rear of the supply must have sufficient air space for radiation This unitis a float DC power supply If the output have to connected to ground please shortthe or terminal to GND Setting Current Limit Determine the maximum safe current for the device to be powered Temporily Short the and terminals of the power supply togegher with a test lead Rotated the COARSE VOLTAGE control away from zero sufficiently for the CC indicator to light Readr the current value on the Ammeten Adjust the CURRENT control for the desired current limit The current limit overload protection now has been preset Do notchange the CURRENT control setting after this step Remove the short lead between the and terminals 3 2 Specifications Model 0 30V 5A 0 30V 3A Constant Voltage Operation Line regulation CV lt 0 01 3mV lt 0 01 3mV Load regulation CV lt 0 02 5mV lt 0 01 3mV Riple amp Noise CV lt 1mV rms lt 1mV rms Temperature coefficient 300ppm C Constant Current Operation Line regulation CC lt 0 2 3mA Load regulation CC lt 0 2 3mA Temperature coefficient 500ppm C Fixed 5V 1A Output Voltage accuracy 1 Riple amp Noise CV lt 2mV rms Display accuracy Three LED lt 1 2d Recover time lt 100uS 3 2 Specifications contin
6. oltage and Current are adjusted by means of a coarse and fine potentionmeter Both outputs can accurately read on voltmeter and ammeten Both stability and ripple are extremely good to meet the requirements of modern circuit design The unit can be used as either constant voltage or current source Ithas output standby function optional fixed DC 5V 1A output optional Four digital LED display optional Overload protection circuits 6 MAINTENANCE WARNING The following instructions are for use by gualified personnel only To avoid electrical shock do not perform any servicing other than contained in the operating instruction unless you are gualified to do so 6 1 If the fuse blows the CV or CC indicators will not light and the power supply will not operate The fuse should not normally open unless a problem has developed in the unit Try to determine and correct the cause of the blown fuse then replace only with a fuse of the correct rating and type The fuse is located on the rear panel When line voltage are changed replade the required fuse shown on page 10 6 2 In constant voltage mode if the output voltage is less than presetted value and CC indicator light itis over current protection Unit automatically changed to constant current mode Should check the load or increase current set value deponds on the situation 6 3 In constant current mode ifthe output current is less than presetted value and CV indicator light the unit
7. uance Model 0 30V 10A 0 60V 3A 0 60V 5A Constant Voltage Operation Line regulation CV lt 0 01 5mV Load regulation CV lt 0 02 5mV Riple Noise CV lt 2mV rms Temperature coefficient 300ppm C Constant Current Operation Line regulation CC lt 0 2 3mA Load regulation CC lt 0 2 5mA Riple Noise CC lt 3mA Temperature coefficient 500ppm C Display accuracy Three LED lt 1 2d Recover time lt 100uS 4 2 Rear panel 17 Power Socket 18 Fuse holder 19 AC selects switch customer optional 20 Fan Fuse rate 220V 110VA 30V 3A series 1 5A 3A 30V 5A series 3 15A 6 3A 60V 3Aseries 3 15A 6 3A 60V 5A 6 3A 10A 30V 10A 6 3A 10A The power transformer is designed to permit operation in 110V 115V 120V or 220V 230V 240V 50 60Hz line voltage To convert from one line voltage to another is done by change AC selector as shown in page 8 10 4 1 Front Panel 1 Power switch ON OFF the power 2 Outputstandby After power on there are no voltage cross the terminals Press this button output LED on unit has power out Repress this button output LED off output voltage cross the terminals is zero unitis on standby mode 3 Output standby indicator see above 4 C C indicator lights when the supply is in the constant current operation 5 C V indicator lights when the supply is in the constant voltage
Download Pdf Manuals
Related Search