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KDX-300

Clear Large 

LCD display 

kwh

RS-485 

Communication

MAX

Max. value 

automatically saved  

SIZE

INSTRUCTION MANUAL 

(FULL VERSION)

Consumed Energy

Generated Energy

Compact size

(96x96mm)

Summary of Contents for KDX-300

Page 1: ...KDX 300 Clear Large LCD display kwh RS 485 Communication MAX Max value automatically saved SIZE INSTRUCTION MANUAL FULL VERSION Consumed Energy Generated Energy Compact size 96x96mm...

Page 2: ...e 6 Page 7 Page 7 4 1 Setting 5 2 Display mode 5 Mode description Page 10 Page 11 Page 15 Page 17 Page 19 5 5 Display Overview 5 3 Setting mode 5 4 Harmonic mode 5 1 Display item per page 3 Con gurati...

Page 3: ...ntrol cable Otherwise surge protection device shall be used at appropriate location Prior to cabling be sure to check the designed aux power and connection diagram 1 1 General Chapter_1 General Introd...

Page 4: ...Voltage Line to line voltage Current Total power Category Voltage Current Power Energy Angle Frequency Power factor T H D Harmonic Max value Detail V1 V2 V3 V12 V23 V31 I1 I2 I3 I1 I2 I3 W W1 W2 W3 Va...

Page 5: ...Chapter_2 Connection method Page 4 2 1 Power PT CT connection without PT without PT...

Page 6: ...with white backlight 3 4 Terminals Terminals S1 S2 G P1 P2 P3 P0 1S 1L 2S 2L 3S 3L A B SG Usage Aux power Earthing Voltage input Current input RS 485 communication to PC This device is equipped with...

Page 7: ...nce as below Decimal point and unit 1000 digit 10 digit 1 digit Decimal point and unit can be chosen among 0 0V 0V 0 0kV 0kV Secondary value can be 190V 3P4W or 110V 3P3W Refer to Page 11 for set up m...

Page 8: ...kV 190V 190 0V 11 4kV 11 40kV 11 40kV 380V 380 0V 380 0V 22 0kV 22 00kV 440V 440 0V 22 9kV 22 90kV 3 30kV 3 300kV 66 0kV 66 00kV 6 60kV 6 600kV 154kV 154 0kV 7 2kV 7 200kV 22 90kV Decimal point and un...

Page 9: ...175 180 200 225 240 250 300 350 400 450 500 600 700 750 800 900 1000 1200 1250 1300 1400 1500 1600 1700 1750 1800 2000 2500 3000 3200 3500 3600 4000 5000 6000 CT PT Ratio 380 440 3 30k 6 60k 7 20k 11...

Page 10: ...1250 1300 1400 1500 1600 1700 1750 1800 2000 2500 3000 3200 3500 3600 4000 5000 6000 3 4W 190 380 11 4k 22 9k Decimal point and Unit 000kW 3rd decimal point Unit kW 00kW 2nd decimal point Unit kW 0kW...

Page 11: ...energy Normal reactive energy Phase voltage THD Reverse reactive energy Phase voltage maximum value Line to line voltage maximum value Current loadrate maximum value Total power maximum value Voltage...

Page 12: ...int unit table Phase current and circular graph Lead lag Phase power factor and average power factor Decimal point and unit can be varied by CT PT ratio Phase active power and total active power PAGE...

Page 13: ...rent power Displayed max 9 digits Decimal point and unit can be varied by CT PT ratio Normal active energy Displayed max 8 digits Decimal point and unit can be varied by CT PT ratio Reverse active ene...

Page 14: ...er for S phase S phase information Voltage current circular graph active power for T phase T phase information Max value can be reset in setting mode Page 5 Phase voltage Max value Max value can be re...

Page 15: ...etting mode Page 5 Active power Max value R phase angle S phase angle T phase angle Voltage phase angle RS phase angle ST phase angle TR phase angle Voltage line to line angle R phase angle S phase an...

Page 16: ...nged by using key Using key setting value to be saved PT Primary voltage setting PAGE 2 PAGE 1 PAGE 3 PAGE 4 PAGE 5 1st 2nd Connection Method setting Setting range 5 6000 Default value 5 In setting mo...

Page 17: ...ting to be ready Using key choose YES or NO Pushing key after choose YES all value to be reset and move to rst page Reset All value Setting range 60 Automatically ON OFF Default value 60 Setting range...

Page 18: ...voltage THD PAGE 2 Voltage harmonic 1st Order PAGE 4 Voltage harmonic for each phase PAGE 16 Voltage harmonic for each phase R phase Voltage harmonic 1st order S phase Voltage harmonic 1st order T pha...

Page 19: ...hase R phase current harmonic 1st order S phase current harmonic 1st order T phase current harmonic 1st order Unit A R phase current harmonic 3rd order S phase current harmonic 3rd order T phase curre...

Page 20: ...h i f t Phase Voltage and Frequency Line to line Voltage and Frequency Phase current and circular graph Phase power factor and average power factor Phase active power and total active power s h i f t...

Page 21: ...i f t P a g e s h i f t 1st 2nd PT Primary voltage setting Connection Method setting CT Ratio setting Communication setting Reset Active energy reactive energy Reset All value Frequency setting Reset...

Page 22: ...e s h i f t Phase voltage THD Voltage harmonic 1st Order Voltage harmonic for each phase Voltage harmonic for each phase Phase current THD Current harmonic 1st Order Current harmonic for each phase C...

Page 23: ...No 4 Chapter_6 Communication Page 22 6 2 Modbus RTU Protocol Slave Address n x 8 bits 16 bits 8 bits 8 bits 1 Slave Address Device address which is the number between 0 255 2 Function Code Function c...

Page 24: ...7 10 Total var 30018 11 Apparent power VA1 30019 12 VA2 30020 13 VA3 30021 14 Total VA 30022 15 Power factor PF1 30023 16 PF2 30024 17 PF3 30025 18 Average PF 30026 19 Frequency Hz 30027 1A Total acti...

Page 25: ...e A1 angle 30053 34 A2 angle 30054 35 A3 angle 30055 36 Line to line voltage angle V12 angle 30056 37 V23 angle 30057 38 V31 angle 30058 39 Voltage R phase Harmonics V1_ THD Total Harmonic Distortion...

Page 26: ...for 32 th order component A1_ THD Total Harmonic Distortion Ratio A1 Fundamental component value A1_ Harmonic Ratio for 2 th order component A1_ Harmonic Ratio for 32 th order component A2_ THD Total...

Page 27: ...Memo...

Page 28: ...South Korea...

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