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Energy Solution for
Human & Nature

Summary of Contents for Accura 3300

Page 1: ...Energy Solution for Human Nature...

Page 2: ...performed only by qualified competent personnel that have received appropriate training for high voltage and current devices Caution If hazardous voltages are mishandled while installing and operatin...

Page 3: ...s User Guide without prior notice We recommend that customers should obtain the latest information on product specifications and the manual before making orders In the absence of written agreements Ro...

Page 4: ...ment services for the product Rootech will decide 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 rela...

Page 5: ...gestion The original purchaser is responsible for determining the feasibility of such suggestions and should conduct tests to prove their feasibility It is the original purchaser s responsibility to d...

Page 6: ...Page 6 Standards Compliance Process Control Equipment E324900 KCC REM RTE ACCURA3300...

Page 7: ...ng method modified Revision 1 2 2012 05 21 Voltage input range modified Revision 1 3 2015 05 12 Standard compliance updated Revision 1 4 2016 09 05 Voltage wiring diagram updated Revision 1 5 2017 08...

Page 8: ...ication 12 Applications 13 True RMS Measurements 13 Power Quality Analysis 13 Ideal for Replacing Analog Meters 13 Highly Reliable Energy Management 13 Parameters 14 Item 14 Chapter 2 Mounting 15 Inst...

Page 9: ...ding the Cover 30 Powering Up the Meter 30 Chapter 3 Meter Operation Setup 31 Display Mode 32 Setup Mode 35 Reset Mode 37 System Mode 38 Reactive Power Calculation 40 Appendix A Specifications 42 Appe...

Page 10: ...Wire Connection Using 3 PTs and 3 CTs Wiring Mode 3P4U 23 Fig 1 13 Single phase 2 wire Direct Connection Wiring Mode 1P2U 24 Fig 1 14 Single phase 3 wire Direct Connection Using 2 CTs Wiring Mode 1P3U...

Page 11: ...the load side It makes it difficult to perform reliable energy management Accura 3300 provides highly accurate measurements of voltage and current 0 2 of reading and meets IEC 62053 22 class 0 5S for...

Page 12: ...cy Fundamental component true RMS value of current 4 quadrant power Demand peak demand predicted demand Maximum minimum value Power quality Voltage current THD Harmonic analysis 2 K Factor 2 Communica...

Page 13: ...s both NSI C39 1 4 Round and DIN 96 standards for installation It features the installation dimensions same as those of analog meters Thus there is no need to create cutouts on the panel when installi...

Page 14: ...lue of three 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 msec after powe...

Page 15: ...ronmental 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 be i...

Page 16: ...meter observe the instructions 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...

Page 17: ...Page 17 Meter Dimensions Fig 1 3 Front View Fig 1 4 Rear View Fig 1 5 Side View...

Page 18: ...e meter 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 6 ANSI 4 Fig 1 7...

Page 19: ...tegory Caution In three phase 3 wire open delta direct connection mode line to line voltage should not exceed 457V because the voltage is applied to the inputs of phase voltage PT Potential Transforme...

Page 20: ...ution degree 2 Installation Category CT Current Transformer Item Description Compliance UL61010 1 and IEC61010 1 2nd Edition Pollution Degree 2 Overvoltage Category Primary CT1 Equal to current rating...

Page 21: ...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 9 Single phase 2 wire Connection Wiring Mode 1P2U Caution In...

Page 22: ...3P3O Caution In three phase 3 wire open delta connection mode be sure to connect V2 to VN as the above Fig 1 11 Three phase 3 Wire Open Delta Connection Using 3 CTs Wiring Mode 3P3O Caution In three...

Page 23: ...Page 23 Fig 1 12 Three Phase 4 Wire Connection Using 3 PTs and 3 CTs Wiring Mode 3P4U...

Page 24: ...ng wiring diagrams may result in severe injury or death Be sure to use shorting block when connecting the meter to CT secondaries Fig 1 13 Single phase 2 wire Direct Connection Wiring Mode 1P2U Cautio...

Page 25: ...phase 3 wire mode be sure to use V1 V3 VN 1S 1L 3S 3L terminals as the above Fig 1 15 Three phase 3 Wire Open Delta Direct Connection Wiring Mode 3P3O Caution In three phase 3 wire open delta direct c...

Page 26: ...three phase 3 wire open delta direct connection mode use PTs for voltages over 457V line to line be sure to connect V2 to VN as shown above Fig 1 17 Three Phase 4 Wire Direct Connection Using 3 CTs W...

Page 27: ...o 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 green...

Page 28: ...tor Screw terminal Pluggable Wire 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 Using DC voltage is recommended for power supply...

Page 29: ...Page 29 Note Wire the meter s ground terminal G to switchgear earth ground Do not use metal door hinges as a ground path...

Page 30: ...5 Adding the Cover Powering Up the Meter Adding the Cover Fig 1 20 Adding the Cover Powering Up the Meter 1 Close the PT fuses or direct voltage input fuses 2 Open the CT shorting blocks 3 Apply power...

Page 31: ...e front panel Item Description Display mode View parameter measurements Setup mode Configure parameters wiring communication etc Reset mode Reset energy demand maximum and minimum values System mode V...

Page 32: ...VTHD ITHD D kWh rEc Receive 1 kWh dEL Deliver 1 kWh tot Total 1 kWh net Net 1 kVARh kVAh Hz 1 It is indicated on the first LED segment AVG LED When the AVG LED is lit fourth row LED display shows the...

Page 33: ...meter A B C Phase Average Total 1 VL N Phase voltage 2 VL L Line to line voltage 3 IRMS Current 4 IFUND Fundamental current 5 kW Active power 6 kVAR Reactive power 7 kVA Apparent power 8 PF Power fact...

Page 34: ...t LED segment Parameter display in the following order In Group C Order Parameter A B C 1 VTHD Voltage THD 2 ITHD Current THD Parameter displays in following order In Group D Order Parameter 1 kWh rEc...

Page 35: ...t 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 it...

Page 36: ...7 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 the manufac...

Page 37: ...Enter buttons at the 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 r...

Page 38: ...lay 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 of...

Page 39: ...um values is read via communication its reset mode operates differently according to the reset mode settings Manual Reset The register of the maximum minimum values is not automatically reset In this...

Page 40: ...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 b b dt t I t V T Q 0 4 1 T c T c c dt t I t V T Q 0 4 1 c b a Q Q Q Q 2 2 Q P S S P PF 2 2 a a a Q P S 2 2 b b b Q P S 2 2 c c c Q P S a a...

Page 41: ...f 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 arms arms a I V S brms brms b I V S crms crms c I V S 2 2 a a a P S Q 2 2 b b b P...

Page 42: ...4W Burden 0 02VA phase 220V Pickup Voltage 25V phase Impedance 3M phase Wire 2 1 to 3 5 mm2 14 to 12 AWG Current Input Rating Input 5A nominal 10A full scale 3 Calibration 0 05 10A per phase Burden Ma...

Page 43: ...ESD IEC 61326 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 RF Immunity IEC61326 1 IEC 61000...

Page 44: ...2 Reading Current 0 000 9999A kA 0 2 Reading Power1 Active 0 000 9999kW MW Class 0 5S Reactive 0 000 9999kVar MVar 0 5 Reading Apparent 0 000 9999kVA MVA 0 5 Reading Energy Active 0 999 999 999kWh Cla...

Page 45: ...harmonic to fundamental 50 Reliability Test IEC 61326 Electrical Equipment for Measurement Control and Laboratory Use EMC Standard Limit Accura 3300 IEC 61000 4 2 Electrostatic Discharge ESD 4kV 8kV c...

Page 46: ...Reserved Accura 3300 User Guide Digital Power Meter Accura 2300 2350 Accura 2300S 2350 Accura 2500 2550 Accura 2700 2750 Accura 3000 Accura 3300E Accura 3300S 3300 Accura 3500S 3500 Accura 3550S 3550...

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