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Page 33

Step 4: Wiring the Power Supply and Ground Terminal

Fig 1.21 Wiring of Power Supply and Ground Terminal

Power Supply

Item

Description

Pin name

PP[+/L], PN[-/N]

Connector

Screw terminal[Pluggable]

Wire spec

1.25 to 3.5 mm

[ 24 to 14 AWG]

Ratings

AC 85 - 265V, 50/60Hz -, DC 100 - 300V

Compliance

Pollution degree 2

Burden

10VA

Caution

DC voltage is recommended for power supply to keep operating meters during a power failure.

Ground Terminal

Item

Description

Pin name

Connector

Screw Terminal[Pluggable]

Wire spec

2.1 to 3.5 mm

[ 14 to 12 AWG]

Содержание ACCURA 3500S

Страница 1: ...age to the device if proper precautions are not followed Note Indicates major instructions for the installation operation and maintenance of the product Indicates alternative voltage or current Indica...

Страница 2: ...cates major instructions for the installation operation and maintenance of the product Indicates alternative voltage or current Indicates direct voltage or current Installation Considerations The inst...

Страница 3: ...tall the product in enclosures or a similar cabinet to prevent access to the terminal strips of the product after wiring Caution Observe the following instructions or it may cause permanent damage to...

Страница 4: ...assistance customer s system design or infringement of patents or copyrights induced by third parties arising from the use of the products described herein We endeavor to provide accurate information...

Страница 5: ...ide at its discretion whether to repair or replace it or give a refund for the product for when the warranty period for the product expired or issues related to the product are not applicable for warr...

Страница 6: ...suggestions and should conduct tests to prove their feasibility It is the original purchaser s responsibility to determine the suitability of the product and associated documentation The original pur...

Страница 7: ...ision 1 1 2010 10 07 Voltage input rating adjusted Revision 1 2 2015 05 12 Standard compliance updated Revision 1 3 2016 09 05 Voltage wiring diagram updated Revision 1 4 2017 08 07 IrDA deleted Revis...

Страница 8: ...Quality 15 Basic Module 15 Expansion Module1 15 Communication 16 Power Supply 16 Applications 17 True RMS Measurements 17 Power Quality Analysis 17 Module Structure to adapt to different requirements...

Страница 9: ...Power Supply and Ground Terminal of the Basic Module 38 Power Supply 38 Ground Terminal 39 Step 8 Adding the Expansion Module 40 Step 9 Wiring the Expansion Module 41 DI Module 41 DO Module 43 Fig 1...

Страница 10: ...Page 10 Appendix A Specifications 72 Appendix B Standard Compliance 73 Appendix C Test Report 74 Measuring Test 74 Reliability Test 75...

Страница 11: ...Connection Using 2 CTs Wiring Mode 1P3U 30 Fig 1 17 Three Phase 3 Wire Open Delta Direct Connection Wiring Mode 3P3O 30 Fig 1 18 Three Phase 3 Wire Open Delta Direct Connection Using 3 CTs Wiring Mod...

Страница 12: ...Fig 2 6 DIO module channel information 67 Fig 2 7 DI module channel information 67 Fig 2 8 DO module channel information 67 Fig 2 9 AI module channel information 67 Fig 2 10 AO module channel informa...

Страница 13: ...tency between the energy of the incoming feeder and the sum of energy measured on the load side It makes it difficult to perform reliable energy management Accura 3500S provides highly accurate measur...

Страница 14: ...on modules can be easily attached to the rear side of the Accura 3500S device The I O modules available include the digital input digital output analog input and analog output modules Users can purcha...

Страница 15: ...e to line voltage current Active power reactive power active energy reactive energy power factor frequency Fundamental component True RMS of current 4 Quadrant Power Demand peak demand Maximum Minimum...

Страница 16: ...ule Analog Input 6 channels AO Module Analog Output 6 channels 1 Only one module to be chosen as option when ordering Communication RS485 Port rear Modbus RTU Protocol Baud rate 1 200 57 600bps Power...

Страница 17: ...tructure helps to meet requirements for various applications in the field In the existing IBS Intelligent Building System all I O modules should be connected to the DDC panel It results in increased c...

Страница 18: ...uracy is a key factor that determines the reliability of energy management systems Accura 3500S provides highly accurate measurements of voltage and current 0 2 of reading and meets IEC62053 22 class...

Страница 19: ...phase parameters 3 Total value of three phase parameters 4 If a real time value is greater than the maximum value the maximum value is updated The value measured within 10 msecs after power up is ign...

Страница 20: ...Environmental Conditions Description Installation location Indoors Operating Temp 20 to 70 C 4 to 158 Storage Temp 40 to 85 C 40 to 185 Operating Humidity 5 95 non condensing Caution The meter should...

Страница 21: ...ructions in this guide and read the safety precautions presented on the Installation Considerations page Caution Power up after the voltage and current wiring is completed Meter Overview Fig 1 1 Front...

Страница 22: ...Page 22 Meter Dimensions Fig 1 4 Front View Fig 1 5 Rear View Fig 1 6 Side View Fig 1 7 Side View one expansion module attachable as an option when ordering the product...

Страница 23: ...eter into cutout ANSI 4 or DIN96 3 Fix the meter onto the panel by turning the mounting nut When conforming to the DIN96 standard there is no need to drill holes on the panel Fig 1 8 ANSI 4 Fig 1 9 DI...

Страница 24: ...VA phase 220V Impedance 3M phase Compliance Pollution degree 2 Installation Category Caution In three phase 3 wire open delta direct connection mode line to line voltage should not exceed 457V because...

Страница 25: ...tings 5A nominal 10A full scale 3 Burden Maximum 0 005A phase 10A Compliance Pollution degree 2 Installation Category CT Current Transformer Item Description Compliance UL61010 1 and IEC61010 1 2nd Ed...

Страница 26: ...lowing wiring diagrams may result in severe injury or death Be sure to use shorting block when connecting the meter to CT secondaries Fig 1 11 Single Phase 2 Wire Connection Wiring Mode 1P2U Caution I...

Страница 27: ...g Mode 3P3O Caution In three phase 3 wire open delta connection mode be sure to connect V2 to VN as the above Fig 1 13 Three Phase 3 Wire Open Delta Using 3CTs Wiring Mode 3P3O Caution In three phase...

Страница 28: ...Page 28 Fig 1 14 Three Phase 4 Wire Connection Using 3 PTs and 3 CTs Wiring Mode 3P4U...

Страница 29: ...ring diagrams may result in severe injury or death Be sure to use shorting block when connecting the meter to CT secondaries Fig 1 15 Single Phase 2 Wire Direct Connection Wiring Mode 1P2U Caution Use...

Страница 30: ...3U Caution Use PTs for voltages over 457V line to line Be sure to use V1 V3 VN 1S 1L 3S 3L terminals as the above Fig 1 17 Three Phase 3 Wire Open Delta Direct Connection Wiring Mode 3P3O Caution Use...

Страница 31: ...g Mode 3P3O Caution Use PTs for voltages over 457V line to line be sure to connect V2 to VN as the above Fig 1 19 Three Phase 4 Wire Direct Connection Mode Using 3 CTs Wiring Mode 3P4U Caution In thre...

Страница 32: ...to 3 5 mm2 24 to 14 AWG Shield twisted pair Maximum Cable Length 1219m 4000ft Maximum Devices bus 32 Note Using a UL2919 cable is recommended for communication Comm Indicator The Comm LED blinks gree...

Страница 33: ...ctor Screw terminal Pluggable Wire spec 1 25 to 3 5 mm2 24 to 14 AWG Ratings AC 85 265V 50 60Hz DC 100 300V Compliance Pollution degree 2 Burden 10VA Caution DC voltage is recommended for power supply...

Страница 34: ...rminal G to switchgear earth ground Do not use metal door hinges as a ground path Step 5 Adding the Basic Module DIO module Fig 1 22 Adding the Basic Module Caution When the basic module DIO module is...

Страница 35: ...No Connection 8 Digital Input Channels Ch 1 Ch 2 Ch 3 Ch 4 Ch 5 Ch 6 Ch 7 Ch 8 Pin name DI1 DI2 DI3 DI4 DI5 DI6 DI7 DI8 Ground DIG DIG DIG DIG DIG DIG DIG DIG As common ports DIG ports are internally...

Страница 36: ...2 Pin name DO1 DO2 Ground DO1G DO2G DO1G and DO2G are different grounds according to each channel Item Description Connector Screw Terminal Pluggable Wire 1 25 to 3 5 mm2 24 to 14 AWG Signal type Latc...

Страница 37: ...e Fig 1 25 DC Relay Application Fig 1 26 AC Relay Application Note Use Clamp Diode or ZNB in order not to apply more than 350V peak to digital output Caution Use an external relay in order to control...

Страница 38: ...nal of the Basic Module Power Supply Item Description Pin name PP L PN N Connector Screw terminal Pluggable Wire spec 1 25 to 3 5 mm2 24 to 14 AWG Ratings AC 85 265V 50 60Hz DC 100 300V Compliance Pol...

Страница 39: ...inal Item Description Pin name G Connector Screw Terminal Pluggable Wire spec 2 1 to 3 5 mm2 14 to 12 AWG Note Wire the meter s ground terminal G to switchgear earth ground Do not use metal door hinge...

Страница 40: ...Module Caution When an expansion module is added be sure to manually set the module type as one of DI DO AI and AO modules in a menu item refer to expansion module configuration of system mode When t...

Страница 41: ...duct DI Module Fig 1 29 DI Module NC means No Connection 12 Digital Input Channels Ch 1 Ch 2 Ch 3 Ch 4 Ch 5 Ch 6 Ch 7 Ch 8 Pin name DI1 DI2 DI3 DI4 DI5 DI6 DI7 DI8 Ground DIG DIG DIG DIG DIG DIG DIG D...

Страница 42: ...luggable Application Dry contact Wire spec 1 25 to 3 5 mm2 24 to 14 AWG Min Pulse Width 10 ms Fig 1 30 Digital Input Caution Applying the external voltage to digital inputs causes damage to the meter...

Страница 43: ...grounds according to each channel Item Description Connector Screw Terminal Pluggable Wire spec 1 25 to 3 5 mm2 24 to 14 AWG Type Latch or Pulse Max Load AC DC 400V 350mA 1000mA Peak Latch On command...

Страница 44: ...ation Fig 1 33 AC Relay Application Note Use Clamp Diode or ZNB in order not to apply more than 350V peak to digital output Caution Use external relay in order to control more than the maximum load AD...

Страница 45: ...AI1G AI2G AI3G AI4G AI5G AI6G AI1G AI2G AI3G AI4G AI5G and AI6G are different grounds according to each channel Item Description Connector Screw terminal Pluggable Wire spec 1 25 to 3 5 mm2 24 to 14 A...

Страница 46: ...d AO1G AO2G AO3G AO4G AO5G AO6G AO1G AO2G AO3G AO4G AO5G and AO6G are different grounds according to each channel Item Description Connector Screw terminal Pluggable Wire spec 1 25 to 3 5 mm2 24 to 14...

Страница 47: ...l of the Expansion Module Power Supply Item Description Pin name PP L PN N Connector Screw terminal Pluggable Wire spec 1 25 to 3 5 mm2 24 to 14 AWG Ratings AC 85 265V 50 60Hz DC 100 300V Compliance P...

Страница 48: ...inal Item Description Pin name G Connector Screw Terminal Pluggable Wire spec 2 1 to 3 5 mm2 14 to 12 AWG Note Wire the meter s ground terminal G to switchgear earth ground Do not use metal door hinge...

Страница 49: ...Page 49 Step 11 Powering Up the Meter 1 Close the PT fuses or direct voltage input fuses 2 Open the CT shorting blocks 3 Apply power to the meter...

Страница 50: ...lay mode View parameter measurements Setup mode Configure parameters wiring communication etc Reset mode Reset energy demand maximum and minimum values System mode View meter system information meter...

Страница 51: ...Group A B Fig 2 2 Measurement Group C Fig 2 3 Measurement Group D Measurement group C D automatically returns to A B after 30 seconds when group auto return menu item of system mode is on default Mea...

Страница 52: ...is lit multiply the displayed value by 1000 for an actual value When the x10 LED is lit multiply the displayed value by 10 for an actual value Fig 2 4 x1000 x10 LED Moving between Parameters in Each...

Страница 53: ...c Current c kW c AVG TOT means Average Total Total kW phase a b c Three phase 3 wires Order Parameter 1 AVG TOT VL L Line voltage average Current average Total kW 2 A VL L Line voltage ab Current a 3...

Страница 54: ...in the Following Order In Group C Order Parameter 1 MWh kWh net 9digit 2 2 MWh kWh received 9digit 1 3 MWh kWh delivered 9digit 1 4 MWh kWh total 9digit 2 Energy configured in display energy menu ite...

Страница 55: ...mum 8 MAX C VL N Voltage c maximum Current c maximum kW c maximum 9 DMD A Current a demand 10 DMD B Current b demand 11 DMD C Current c demand 12 DMD AVG TOT Total kW demand 13 DMD MAX A Current a pea...

Страница 56: ...average maximum Current average maximum Total kW maximum 2 MAX A VL N Voltage a maximum Current a maximum 3 MAX C VL N Voltage c maximum Current c maximum 4 DMD A Current a demand 5 DMD C Current c d...

Страница 57: ...Page 57 4 DMD AVG TOT Total kW demand 5 DMD MAX A Current a peak demand 6 DMD MAX AVG TOT Total kW peak demand 7 THD A Voltage a THD Current a THD AVG TOT means Average Total Total kW phase a...

Страница 58: ...it setup mode and move to display mode Shows that the value of menu item can be changed Button Functions in Setup Edit Mode Button Function Increase the value of menu item Decrease the value of menu i...

Страница 59: ...47 247 5 Protocol Modbus RTU Rootech 6 Speed bps 1200bps 2400bps 4800bps 9600bps 19200bps 38400bps 57600bps 7 Parity bits Even parity Odd parity None parity 8 Stop bits 1 2 1 Available only for manufa...

Страница 60: ...same time Move to the previous menu screen Move to the next menu screen 1st Enter Blink shows that it s possible to rest 2nd Enter reset menu item and return to reset mode Exit reset mode and move to...

Страница 61: ...splay mode Shows that the value of menu item can be changed Button Functions in System Edit Mode Button Function Increase the value of menu item decrease the value of menu item Save the edited value o...

Страница 62: ...version Measurement group C D automatically returns to A B after 30 seconds when group auto return menu item is on default When operated in demo mode SETUP LED blinks The displayed measurement data in...

Страница 63: ...wer and apparent power by using calculation of vector apparent power T a a a dt t I t V T P 0 1 T b b b dt t I t V T P 0 1 T c c c dt t I t V T P 0 1 c b a P P P P T a T a a dt t I t V T Q 0 4 1 T b T...

Страница 64: ...ion power factor and active power are negative Method 2 Calculation of Harmonics Method 2 is used to obtain reactive power from apparent and active power and the overall apparent power by using calcul...

Страница 65: ...Page 65 2 2 Q P S S P PF a a a S P PF b b b S P PF c c c S P PF Note P can be a positive or negative value while Q is always a negative value...

Страница 66: ...le channel information contact _ non contact Refer to Fig 2 6 2 DI module channel information contact _ non contact Refer to Fig 2 7 DO module channel information contact _ non contact Refer to Fig 2...

Страница 67: ...mation Fig 2 8 DO module channel information Fig 2 9 AI module channel information Fig 2 10 AO module channel information When AI or AO module is added on the meter the channel information of the modu...

Страница 68: ...ncrease the value of menu item decrease the value of menu item Save the edited value of the third LED display of menu item and the meter automatically moves to the fourth LED display of menu item the...

Страница 69: ...Page 69 Note In module edit mode pressing button exits system edit mode and moves to display mode without saving the changed value of menu item...

Страница 70: ...output channel 1 Refer to Fig 2 13 Digital output type Latch Pulse Pulse width time 0 1 10 0s 61 DO module digital output channel 2 Refer to Fig 2 14 Digital output type Latch Pulse Pulse width time 0...

Страница 71: ...tput channel 2 setup Fig 2 13 DO module digital output channel 1 setup Fig 2 14 DO module digital output channel 2 setup Fig 2 15 DO module digital output channel 3 setup Fig 2 16 DO module digital ou...

Страница 72: ...ut Rating 5A nominal 10A full scale 3 Calibration 0 05 to 10A per phase Burden Max 0 005VA phase 10A Pickup Current 20mA Wire 2 1 to 6 mm2 14 to 10 AWG Module Digital input channel Dry contact Digital...

Страница 73: ...1 IEC 61000 4 3 EM Field IEC 61326 1 IEC 61000 4 4 Electric Fast Transient IEC 61326 1 IEC 61000 4 5 Surge Immunity IEC 61326 1 IEC 61000 4 6 Conducted Radio Frequency Immunity IEC 61326 1 IEC 61000...

Страница 74: ...25 inductive 0 5 1 0 0 5 0 5 capacitive 0 5 1 0 0 5 Parameter Accuracy Item Display range Accura 3500S Voltage L N 0 0 9999V kV 0 2 Reading Voltage L L 0 0 9999V kV 0 2 Reading Current 0 000 9999A kA...

Страница 75: ...1 0 1 0 7th 1 0 1 0 11st 1 0 1 0 13th 1 0 1 0 25th 1 0 1 0 31st 1 0 1 0 Voltage 220V Tested percentages of harmonic to fundamental 50 Current 5A Tested percentages of harmonic to fundamental 50 Relia...

Страница 76: ...cura 2300S 2350 Accura 2500 2550 Accura 2700 2750 Accura 3000 Accura 3300E Accura 3300S 3300 Accura 3500S 3500 Accura 3550S 3550 Accura 3700 Accura 5500 and Accura 7500 are trademarks of Rootech Inc C...

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