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45/89                                                                       Device handbook A

PLUS

 with / without LED display

, 

157

 

679-19, 04/2016

 

7.7  Resetting of measurements 

 

The A

PLUS

 provides minimum and maximum values of different measured quantities as well as energy 

meters and operating hour counters. All of them may be reset during operation.  

 

Basic principle 

RESET: Press key        (longer than 2s) while the quantity to reset is displayed  

 

Example: Reset of U1N

min

 and U1N

max

 

U1N 

 

240.5

v 

n1 

 

232.8

v 

D1N 

 

210.5

v 

  

532.798

 

kwhu 

 

>> Absolute maximum value of U1N since last reset 

>> Present value of U1N

 

 

>> Absolute minimum value of U1N since last reset 

>> Displayed meter content 

 

0: 

Initial position as shown above 

1: 

 

240.5V starts flashing, on line 4 

CLEAR?

 is flashing as well 

2a: 

 

Confirm reset of U1N

max

, go to 3 

2b: 

 

No reset of U1N

max

, go to 3 

2c: 

 

Cancel the reset procedure, go to 4 

3: 

 

210.5V starts flashing, on line 4 

CLEAR?

 is flashing as well 

3a: 

 

Confirm reset of U1N

min

, go to 4 

3b: 

  Cancel the reset procedure, go to 4 

4: 

Resetting done 

 
 

Example: Reset of meter content 

0: 

Display the meter to reset, see 

Meter reading

 

1: 

 

On line 4 

CLEAR?

 

is displayed flashing 

1a: 

 

Confirm meter reset, go to 2 

1b: 

 

Cancel meter reset, go to 2 

2: 

Rücksetzen beendet 

 

 

Resetting of measurements may be protected via the security system implemented in the 
device. For further information see 

protection against device data changing

. 

Содержание APLUS-LED

Страница 1: ...ns APLUS with LED display or without display 157 679 19 PM 1000357 000 01 04 2016 Camille Bauer Metrawatt AG Aargauerstrasse 7 CH 5610 Wohlen Switzerland Phone 41 56 618 21 11 Telefax 41 56 618 35 35 e Mail info cbmag com http www camillebauer com ...

Страница 2: ...sonnel are also able to understand and follow the given safety and warning notices Intended use The product described in this document may be used only for the application specified The maximum electrical supply data and ambient conditions specified in the technical data section must be adhered For the perfect and safe operation of the device proper transport and storage as well as professional as...

Страница 3: ...torques 16 5 4 Inputs 17 5 5 Rogowski current inputs 21 5 6 Power supply 22 5 7 Relays 22 5 8 Digital inputs and outputs 23 5 9 Analog outputs 25 5 10 Modbus interface RS485 X4 and or X8 25 5 11 Profibus DP interface 26 6 Commissioning 27 6 1 Software installation CB Manager 27 6 2 Parametrization of the device functionality 28 6 3 Installation check 29 6 4 Installation of Ethernet devices 30 6 4 ...

Страница 4: ...8 4 Battery 54 8 5 Disposal 54 9 Technical data 55 10 Dimensional drawings 60 Annex 62 A Description of measured quantities 62 A1 Basic measurements 62 A2 Harmonic analysis 65 A3 System imbalance 66 A4 Reactive power 67 A5 Mean values and trend 69 A6 Meters 70 B Display matrices in FULL mode 71 B0 Used abbreviations for the measurements 71 B1 Display matrix single phase system 78 B2 Display matrix...

Страница 5: ... knowledge in the field of electrical engineering is required For assembly and installation of the device knowledge of applicable national safety regulations and installation standard is required 1 2 Scope of supply Measurement device APLUS Safety instructions multiple languages Connection set basic unit Plug in terminals and mounting clamps Optional Connection set I O extension Plug in terminals ...

Страница 6: ...installation check that a labeled switch is installed and that it can easily be reached by the operators Unauthorized repair or alteration of the unit invalidates the warranty 3 Device overview 3 1 Brief description The APLUS is a comprehensive instrument for the universal measurement monitoring and power quality analysis in power systems The device can be adapted fast and easily to the measuremen...

Страница 7: ...e active energy meters of the APLUS is given with class 0 5S To fulfill the high requirements of the underlying meter standard EN 62053 22 also small currents have to be measured very accurate To do so auto scaling must be activated for current inputs For metering applications the system voltage is assumed to be quite constant nominal value acc standard wherefore auto scaling for voltages is not r...

Страница 8: ...nly If an alarm state is visualized via LED its occurence must be acknowledged via display see Acknowledgment of alarms via display no matter if it is still active fast flashing or has dropped out already slow flashing By acknowledging an alarm only the flashing of the LED stops but a reset of the alarm action is performed only if the display is configured as a possible source for alarm reset Ackn...

Страница 9: ...nction S State of the subsequent operation e g of a relay corresponds normally to A but may be inverted subsequent operation relay OFF 1 Alarm reset inactive switch in and dropout delay 3s follow up action not inverted Acknowledgment of LED inactive alarm Acknowledgment of LED active alarm 2 Alarm reset active switch in and dropout delay 0s follow up action inverted Reset when alarm is inactive Re...

Страница 10: ...AND A B Y 0 0 1 0 1 1 1 0 1 1 1 0 Function is true if at least one of the input conditions is not fulfilled OR A B Y 0 0 0 0 1 1 1 0 1 1 1 1 Function is true if at least one of the input conditions is fulfilled NOR A B Y 0 0 1 0 1 0 1 0 0 1 1 0 Function is true if none of the input conditions is fulfilled XOR A B Y 0 0 0 0 1 1 1 0 1 1 1 0 Function is true if exactly one of the input conditions is ...

Страница 11: ...reached or if following the activation of the limit value the value falls below the limit for OFF state again Lower limit The limit for ON state L On is smaller than the limit for OFF state L OFF Limit for ON state Limit state 0 1 Limit for OFF state The state 1 true results if the value falls below the limit for ON state It remains until the value exceeds the limit for OFF state again The state 0...

Страница 12: ...performed once each cycle of the power frequency e g every 20ms at 50Hz But the time between two evaluations will never be longer than 25ms If the logical states Y1 Y4 Z1 Z4 D1 D4 and A1 A4 are used as inputs their changed states will be included in the evaluation of the next interval Exception In the first evaluation level the state of previous logical functions may be used as input without delay...

Страница 13: ... to work with the data of the device up to 20 16 Bit integer values can be derived from the existing measurement values These values will then be stored in the free Modbus image register 41800 up to 41819 as integer values with selectable range of values Example Current transformer 100 5A measurement current phase 1 over range 20 The reference value is 120A maximum measurable current The integer v...

Страница 14: ...ng of the device The APLUS is suitable for panel widths up to 10mm a Slide the device into the cutout from the outside b From the side slide in the mounting clamps into the intended openings and pull them back about 2 mm c Tighten the fixation screws until the device is tightly fixed with the panel 4 3 Demounting of the device The demounting of the device may be performed only if all connected wir...

Страница 15: ...llation and material selection of electric lines Nameplate of a device equipped with RS485 interface and I O extension 1 Symbol Meaning Device may only be disposed of in a professional manner Double insulation device of protection class 2 CE conformity mark The device fulfills the requirements of the applicable EU directives Products with this mark comply with both the Canadian CSA and the America...

Страница 16: ...0mA Digital I O I O no as used in the CB Manager software 5 3 Possible cross sections and tightening torques Inputs L1 L2 L3 N I1 k l I2 k l I3 k l Single wire 1 x 0 5 4 0mm 2 or 2 x 0 5 2 5mm 2 Multiwire with end splices 1 x 0 5 2 5mm 2 or 2 x 0 5 1 5mm 2 Tightening torque 0 5 0 6Nm resp 4 42 5 31 lbf in Power supply X1 Relays X2 X5 X6 Single wire 1 x 0 5 2 5mm 2 or 2 x 0 5 1 0mm 2 Multiwire with...

Страница 17: ...se may be connected upstream of the current measurement inputs When using current transformers their secondary connectors must be short circuited during installation and before removing the device Never open the secondary circuit under load The connection of the inputs depends on the configured system connection type The required device external fusing of the voltage inputs is not shown in the fol...

Страница 18: ... to the following table Current Terminals L1 L2 L3 L2 I1 k I1 l L2 L3 L1 L3 I1 k I1 l L3 L1 L2 By rotating the voltage connections the measurements U12 U23 and U31 will be assigned interchanged Four wire system balanced load current measurement via L1 4L b Direct connection L1 L2 L3 N I1 I2 I3 l l l l k k k APLUS L1 N L2 L3 With current and voltage transformer L1 L2 L3 N I1 I2 I3 l l l l k k k APL...

Страница 19: ... L l L1 L2 L3 X U X U X U x x x u u u With current transformers L1 L2 L3 N I1 I2 I3 l l l l k k k APLUS K k L l K k L l K k L l L1 L2 L3 Three wire system unbalanced load Aron connection 3L UA Direct connection L1 L2 L3 N I1 I2 I3 l l l l k k k APLUS L1 L2 L3 With current and 3 single pole isolated voltage transformers L1 L2 L3 N I1 I2 I3 l l l l k k k APLUS K k L l K k L l L1 L2 L3 X U X U X U x ...

Страница 20: ...l L1 L2 L3 N X U X U X U x x x u u u With current transformers L1 L2 L3 N I1 I2 I3 l l l l k k k APLUS K k L l K k L l K k L l L1 L2 L3 N Four wire system unbalanced load Open Y 4L UY Direct connection L1 L2 L3 N I1 I2 I3 l l l l k k k APLUS L1 L2 L3 N With current and 2 single pole isolated voltage transformers L1 L2 L3 N I1 I2 I3 l l l l k k k APLUS K k L l K k L l K k L l L1 L2 L3 N X U X U x x...

Страница 21: ...e as shown in chapter 5 4 above However instead of current transformers a Rogowski coils is placed around each current carrying conductor This is subsequently shown for the measurement in a 4 wire low voltage system When connecting the coils you must follow the safety notices given in the operating instructions of the Rogowski coil The current direction shown on the coils must match the real curre...

Страница 22: ... and must be rated for the available voltage and fault current 5 7 Relays When the device is switched off the relay contacts are de energized but dangerous voltages may be present The relay X2 is part of the basic unit and therefore always available The relays X5 and X6 are provided for device versions with I O extension PCB only The plug in terminals have different colours to prevent mixing up th...

Страница 23: ...ds on whether an I O is configured to be a digital input or a digital output Example Device with I O extension 2 2 relays 6 digital I Os The digital I Os on plug in terminal X7 are individually programmable as input or output On plug in terminal X3 a digital input and a digital output are provided statically Their operating direction may not be modified Usage as digital input Meter tariff switchin...

Страница 24: ... pulses can be selected by means of the PC software but have to be adapted to the counter mechanism Once a second there is a decision how many pulses have to be output Therefore the delay between two pulses may not be used to determine the present power demand Electro mechanical meters typically need a pulse width of 50 100ms Electronic meters are partly capable to detect pulses in the kHz range T...

Страница 25: ...vailable on the plug in positions X4 and or X8 These are galvanically isolated The connection terminals are distinguished by color X4 gray X8 black 1 One ground connection only This is possibly made within the master PC Rt Termination resistors 120 Ω each for long cables approx 10 m Rs Bus supply resistors 390 Ω each The signal wires X4 1 X4 2 resp X8 1 X8 2 have to be twisted GND X4 3 resp X8 3 c...

Страница 26: ...follows Pin Name Description 3 B RxD TxD P 4 RTS Request to send CNTR P TTL 5 GND Data ground 6 5V VP 8 A RxD TxD N LED BF Bus failure yellow Status Description ON Startup state or internal communication error Flashing 2Hz Parameterization check failed OFF Cyclical operation no error LED BA Bus alive green Status Description OFF Startup state no Profibus communication Flashing 2Hz Profibus detecte...

Страница 27: ... software and assistance for possible problems Functionality of the CB Manager software The software is primary a tool for the configuration of different devices APLUS CAM VR660 A200R V604s and supports the user during commissioning and service It allows as well the reading and visualization of measured data Acquisition and modification of all device features Setting of real time clock and time zo...

Страница 28: ...he easiest way is to handle register by register and line by line Device set the device version if not read directly from the device If an I O extension unit is used Fix the data direction of the digital I O s Do to so just click on the appropriate entry and change the data direction in the I O register So it s assured that these I O s can be used in the intended way If e g you miss to change de b...

Страница 29: ...ed correctly Voltage at least 20 Urated and current at least 2 Irated must be present Using the connection check which is integrated in the visualization of the instantaneous values the correct connection of the current and voltage inputs may be checked The phase sequence will be checked as well as if there are open connections or reversed current connections which change the direction of the curr...

Страница 30: ...ans of the CB Manager software see 6 4 2 or directly via the local programming on the display As soon as all devices have a unique network address they may be accessed by means of a suitable Modbus master client Interface RJ45 connector Ethernet 100BaseTX Mode 10 100 MBit s full half duplex Auto negotiation Protocols Modbus TCP NTP Function of the LED s LED 1 Green ON as soon as a network connecti...

Страница 31: ...tings under options interface The interface type has to be set to TCP IP Devices in the local network Set settings to CAM APLUS Along with all APLUS also SINEAX CAM devices installed in the same network will be shown The identification of the devices is possible by means of their MAC address which is given on the nameplate see chapter 6 4 1 To assign a unique network address to a device select it ...

Страница 32: ... be added manually to the device list by means of The type of the device must be selected previously To each entry you have to assign a unique IP and MAC address which are different from the initial value Otherwise it s not possible to add further entries The setting of the network parameters must be performed before mounting the device As an alternative this may be done in the destination network...

Страница 33: ...RTC must be checked by means of the checkbox 6 4 5 TCP ports for data transmission TCP ports The TCP communication is done via so called ports The number of the used port allows determining the type of communication As a standard Modbus TCP communication is performed via TCP port 502 NTP uses port 123 However the port for the Modbus TCP telegrams may be modified You may provide a unique port to ea...

Страница 34: ...eterization Typically the parameterization of the Profibus slave is done on the control system During startup the APLUS adopts these settings Doing so the parameterization of the input parameters input system transformer ratios etc as well as the assembly of the Modbus image will be overwritten Other parts of the configuration such as parameterization of I O s or settings of limit values remain un...

Страница 35: ... not activated For the definition of these user rights in the software the input of an administrator login is required The factory default is user admin password admin The administrator password may be modified but a reset can be performed in our factory only For one user via device and one user via interface special login the access to the following functions can individually be granted Configura...

Страница 36: ...ring oL is shown instead of a measured value kVAWMGSPMDrHzccelkvar Unit measuring procedure measurement type e g kVAr reactive power POWER FA 8 digit meter display 4 digit measurement display P Q S U I or 20 digit Alarm text display e g POWER FAILURE L1 kMGWArhdumWUh Unit for meter quantities high or low tariff e g MWh high tariff Unit for the quantities Px Qx Sx Ux Ix State display of alarms e g ...

Страница 37: ... Available display modes Meter reading By pressing the key for a longer time an operating mode is started which allows to read all the meter contents via line 4 This mode is automatically stopped after 30s without any key pressed or via the key If this mode is active no measurement info is displayed on line 1 to 3 Meter reading Alarm display By shortly pressing the key an operating mode is started...

Страница 38: ...157 679 19 04 2016 7 3 Setting the display brightness The brightness of the display can be set to one of thirteen levels Brighter Press key longer than 2s brightness will increase in steps Darker Press key longer than 2s brightness will decrease in steps ...

Страница 39: ...er measurement image is selected The complete display matrices are shown in Annex B U12 U12_MAX U12_MIN DEV_UMAX U23 U23_MAX U23_MIUN DEV_UMAX_MAX U31 U31_MAX U31_MIN METER METER METER METER UR1 UNB_UR2_UR1 UR2 UNB_UR2_UR1_MAX U0 METER METER I1 I1_MAX IB1 IB1_MAX DEV_IMAX I2 I2_MAX IB2 IB2_MAX DEV_IMAX_MAX I3 I3_MAX IB3 IB3_MAX METER METER METER METER METER IR1 UNB_IR2_IR1 IR2 UNB_IR2_IR1_MAX I0 M...

Страница 40: ...asurement image is selected U12 U12_MAX U12_MIN DEV_UMAX U23 U23_MAX U23_MIUN DEV_UMAX_MAX U31 U31_MAX U31_MIN METER METER METER METER UR1 UNB_UR2_UR1 UR2 UNB_UR2_UR1_MAX U0 METER METER I1 I1_MAX IB1 IB1_MAX DEV_IMAX I2 I2_MAX IB2 IB2_MAX DEV_IMAX_MAX I3 I3_MAX IB3 IB3_MAX METER METER METER METER METER IR1 UNB_IR2_IR1 IR2 UNB_IR2_IR1_MAX I0 METER METER P P_MAX METER Q Q_MAX METER S S_MAX METER PF ...

Страница 41: ...ithout user action This switch back is performed even if in the meantime a change to the FULL or REDUCED mode was performed This way an always equal appearance of the device can be defined in advance U1N I1 PF1 ΣP1incoming U2N I2 PF2 ΣP2incoming U3N I3 PF3 ΣP3incoming P1 P2 P3 P Q1 Q2 Q3 Q THD_U1 THD_U2 THD_U3 ΣQincoming dd mm hh mm ss ΣPincoming Example with 8 free assembled measurement images LO...

Страница 42: ...ontent is displayed it may be reset to zero if the necessary rights have been granted during the configuration of the device Start reading Press key longer than 2s Stop reading Press key The first displayed meter is always active energy incoming high tariff Using the keys and other values from the list of meters may be read as well After a time of 30s with no key pressed the meter reading is autom...

Страница 43: ...is performed only if the associated logic functions have been configured accordingly 7 6 2 Display of alarm texts The displayed alarm texts are the result of the state information analysis defined by the user in the logic module The number of entries in the alarm text list depends on how many logic functions are used If no function is used when changing to the alarm display mode an appropriate err...

Страница 44: ...on is not selected The acknowledgment of alarms may be performed via the keys on the device To do so the alarm to acknowledge must be actually displayed ACKNOWLEDGMENT Press key longer than 2s LED before acknowledgment LED after acknowledgment C Fast FLASHING B ON D Slow FLASHING A OFF If the display is configured for alarm reset the acknowledgment also undoes the possible alarm operation e g the ...

Страница 45: ...ce last reset Displayed meter content 0 Initial position as shown above 1 240 5V starts flashing on line 4 CLEAR is flashing as well 2a Confirm reset of U1Nmax go to 3 2b No reset of U1Nmax go to 3 2c Cancel the reset procedure go to 4 3 210 5V starts flashing on line 4 CLEAR is flashing as well 3a Confirm reset of U1Nmin go to 4 3b Cancel the reset procedure go to 4 4 Resetting done Example Reset...

Страница 46: ...tware only using the configuration interface of the device On device side only the parameters described below may be modified To do so a configuration menu is provided Starting the configuration menu Press longer than 2s Communication see next page 1 For versions with Rogowski current inputs the menu CUrr is not available Overview of the navigation structure ...

Страница 47: ... X4 and or X8 with Modbus RTU protocol can be implemented in the device These interfaces are independent Their settings may be different because they are not used in the same Modbus network Menu Range of values Description Addr 1 247 Modbus device address must be unique within a Modbus network bAUd 2400 4800 9600 19 2k 38 4k 57 6k 115 2k Bd Transmission speed on the Modbus interface PArI NONE ODD ...

Страница 48: ...hin the Profibus network bAUd 9 6 kBd 12 MBd Transmission speed on the Profibus interface The present value set is displayed auto detection c prm On OFF Check_User_Prm The parameters of the control system will be used On or declined OFF Default On run On OFF Go_Online Device is able to connect to the control system On or is separated from the Profibus system OFF Default On set a On OFF Set_Slave_A...

Страница 49: ...V 200 0 kA Rated primary voltage of the voltage transformer connected upstream If the measurement is done directly this value must be the same as SEC SEC VOLTAGE SECONDARY CURRENT SECONDARY 50 832VLL 28 9 480 3LN 1 7 5 A Rated secondary value of the voltage transformer connected upstream tOP VOLTAGE MAX SEC CURRENT MAX SEC SEC tOP max U or SEC tOP max I Maximum value which should be measurable on ...

Страница 50: ...r of the built in real time clock 1 UTC Universal Time Coordinated Sometimes UTC is called world time as well The reference corresponds to the Greenwich Mean Time GMT The time zones of the world nowadays are all referenced with an offset to UTC UTC time doesn t use time shifts which may occur due to a change to daylight saving time Example In Switzerland the CET Central European Time is valid whic...

Страница 51: ...figuration mode is left automatically after a time of 30s with no key pressed and the measurement display is shown again 7 8 3 Setting value For quantities which may accept a huge number of possible values the present value may be modified digit per digit In most cases a possible range of values is predefined which limits possible input values Example Modification of limit value 1 from 1 205 MW to...

Страница 52: ...d via PC software or via the local programming menu Only via PC software respectively by using the corresponding commands via the configuration interface contents of the individual logger can be reset Lists are exceptional because they are always active to prevent manipulations They record events in endless mode and can t be reset 7 9 2 SD card The device is supplied with a 2 GByte SD card which a...

Страница 53: ...and assistance for possible problems Functionality of the CB Analyzer software This NET based software facilitates the data acquisition and analysis of the optional data loggers and lists of SINEAX CAM and APLUS The data read from the devices will be stored in a database The program is capable of processing several devices simultaneously Acquisition of logger and list data of several devices Stora...

Страница 54: ...for example the specified ambient conditions are not met If desired in our factory a calibration can be performed including a new adjustment if necessary to assure the accuracy of the device 8 3 Cleaning The display and the operating keys should be cleaned in regular intervalls Use a dry or slightly moist cloth for this Damage due to detergents Detergents may not only affect the clearness of the d...

Страница 55: ...ment TRMS Up to the 63rd harmonic Measurement uncertainty Version with Rogowski current inputs The additional uncertainty of the Rogowski coils ACF 3000 is not included in the following specifications See operating instructions of Rogowski coil ACF3000 Reference conditions Ambient 15 30 C acc IEC EN 60688 sinusoidal input signals form factor 1 1107 Measurement over 8 cycles no fixed system frequen...

Страница 56: ...Quantity Condition Default Voltage Ux 1 Uxmax 0 00 Current Ix 0 1 Ixrated 0 00 PF Sx 1 Sxmax 1 00 QF LF tanφ Sx 1 Sxmax 0 00 Frequency voltage and or current input too low 1 44 90 Voltage unbalance Ux 5 Uxmax 0 00 Current unbalance mean value of phase currents 5 Ixmax 0 00 Phase angle at least one voltage Ux 5 Uxmax 120 Harmonics U THD U fundamental 5 Uxmax 0 00 1 specific level depends on the dev...

Страница 57: ...terminals galvanically isolated Linearization Linear quadratic kinked Range 20 mA 24 mA max bipolar Uncertainty 0 2 of 20 mA Burden 500 Ω max 10 V 20 mA Burden influence 0 2 Residual ripple 0 4 Response time 60 100ms for 2 cycles averaging time of RMS values Relays via plug in terminals Contact changeover contact bistabil Load capacity 250 V AC 2 A 500 VA 30 V DC 2 A 60 W Digital inputs outputs vi...

Страница 58: ...rtainty 2 minutes month 15 up to 30 C Synchronization via Synchronization pulse Running reserve 10 years Ambient conditions general information Operating temperature 10 up to 15 up to 30 up to 55 C Storage temperature 25 up to 70 C Temperature influence 0 5 x measurement uncertainty per 10 K Long term drift 0 5 x measurement uncertainty per year Others Usage group II EN 60 688 Relative humidity 95...

Страница 59: ...tal signals DIN 40 110 AC quantities IEC EN 60 068 2 1 Ambient tests 2 3 6 27 1 Cold 2 Dry heat 3 Damp heat 6 Vibration 27 Shock IEC EN 60 529 Protection type by case IEC EN 61 000 6 2 Electromagnetic compatibility EMC 61 000 6 4 Generic standard for industrial environment IEC EN 61 131 2 Programmable controllers equipment requirements and tests digital inputs outputs 12 24V DC IEC EN 61 326 Elect...

Страница 60: ...60 89 Device handbook APLUS with without LED display 157 679 19 04 2016 10 Dimensional drawings APLUS with display ...

Страница 61: ...61 89 Device handbook APLUS with without LED display 157 679 19 04 2016 APLUS without display ...

Страница 62: ...asurement is available depends on the selected system Depending on the measured quantity also minimum and maximum values are determined and non volatile stored with timestamp These values may be reset by the user via the display unit or via the configuration interface see resetting of measurements Measurement present max min 1L 2L 3Lb 3Lu 3Lu A 4Lb 4Lu O 4Lu Voltage U Voltage U1N Voltage U2N Volta...

Страница 63: ...n U2 and U3 Phase angle between U3 and U1 Maximum ΔU Um 1 Maximum ΔI Im 2 IMS Average current with sign of P 1 maximum deviation from the mean value of all voltages see A3 2 maximum deviation from the mean value of all currents see A3 Power factors The power factor PF gives the relation between active and apparent power If there are no harmonics present in the system it corresponds to the cosφ see...

Страница 64: ...e is configured for measurement in a 4 wire system with unbalanced load and the neutral connector is connected to earth In case of a single phase earth fault there is a resulting zero displacement voltage of ULL 3 The alarming may be done e g by means of a relay output Transformer secondary side Load Because in case of a fault the voltage triangle formed by the three phases does not change the vol...

Страница 65: ... of sensitive loads can be affected and unexplainable disturbances may occur In industrial networks the image of the harmonics gives good information about the kind of loads connected See also Increase of reactive power due to harmonic currents TDD Total Demand Distortion In the APLUS the complete harmonic content of the currents is shown as Total Demand Distortion briefly TDD This value is scaled...

Страница 66: ...od by means of the symmetrical components is ambitious and intensive to calculate The results may be used for disturbance analysis and for protection purposes in three phase systems The real existing system is divided in symmetrical system parts A positive sequence a negative sequence and for systems with neutral conductor a zero sequence system The approach is easiest to understand for rotating m...

Страница 67: ...ctive current from the power system Reactive power arises by means of the inductive load But the number of non linear loads such as RPM regulated drives rectifiers thyristor controlled systems or fluorescent lamps is increasing They cause non sinusoidal AC currents which may be represented as a sum of harmonics Thus the reactive power to transmit increases and leads to higher transmission losses u...

Страница 68: ... possibly existing harmonic parts This factor is often called cosφ which is only partly correct The PF corresponds to the cosφ only if there is no harmonic content present in the system So the cosφ represents the relation between the active power P and the fundamental apparent power S1 Also calculated is the tanφ which is especially known as a target quantity for the reactive power compensative us...

Страница 69: ...lculation is performed via integration of the measured instantaneous values over a configurable averaging interval The interval time may be selected in the range from one second up to one hour Possible interim values are set the way that a multiple of it is equal to a minute or an hour Mean values of power quantities interval time t1 and free quantities interval time t2 may have different averagin...

Страница 70: ...gy incoming L3 low tariff Reactive energy incoming L1 low tariff Reactive energy incoming L2 low tariff Reactive energy incoming L3 low tariff Meter I O 2 high tariff Independent of measured system Meter I O 6 high tariff Meter I O 7 high tariff Meter I O 8 high tariff Meter I O 9 high tariff Meter I O 10 high tariff Meter I O 11 high tariff Meter I O 2 low tariff Meter I O 6 low tariff Meter I O ...

Страница 71: ...Ib 15 IB1 Current damped phase L1 bimetal Ib 1 16 IB2 Current damped phase L2 bimetal Ib 2 17 IB3 Current damped phase L3 bimetal Ib 3 18 P Active power system P P1 P2 P3 P 19 P1 Active power phase L1 P 1 20 P2 Active power phase L2 P 2 21 P3 Active power phase L3 P 3 22 Q Reactive power system Q Q1 Q2 Q3 Q 23 Q1 Reactive power phase L1 Q 1 24 Q2 Reactive power phase L2 Q 2 25 Q3 Reactive power ph...

Страница 72: ...AX Maximum value of IB Ib 70 IB1_MAX Maximum value of IB1 Ib 1 71 IB2_MAX Maximum value of IB2 Ib 2 72 IB3_MAX Maximum value of IB3 Ib 3 73 P_MAX Maximum value of P P 74 P1_MAX Maximum value of P1 P 1 75 P2_MAX Maximum value of P2 P 2 76 P3_MAX Maximum value of P3 P 3 77 Q_MAX Maximum value of Q Q 78 Q1_MAX Maximum value of Q1 Q 1 79 Q2_MAX Maximum value of Q2 Q 2 80 Q3_MAX Maximum value of Q3 Q 3...

Страница 73: ...ing QinO 130 Q2IN_OUT Q2 incoming outgoing QinO 131 Q3IN_OUT Q3 incoming outgoing QinO 132 UR1 Positive sequence voltage UR1 133 UR2 Negative sequence voltage UR2 134 U0 Zero sequence voltage U0 135 IR1 Positive sequence current IR1 136 IR2 Negative sequence current IR2 137 I0 Zero sequence current I0 138 UNB_UR2_UR1 Unbalance factor voltage UR2 UR1 UR21 139 UNB_IR2_IR1 Unbalance factor current IR...

Страница 74: ...tal Demand Distortion of I Tdd I 181 TDD_I1_MAX Max Total Demand Distortion of I1 Tdd I 182 TDD_I2_MAX Max Total Demand Distortion of I2 Tdd I 183 TDD_I3_MAX Max Total Demand Distortion of I3 Tdd I 184 D_MAX Max distortion reactive power system D 185 D1_MAX Max distortion reactive power phase L1 D1 186 D2_MAX Max distortion reactive power phase L2 D2 187 D3_MAX Max distortion reactive power phase ...

Страница 75: ... S interval t 2 S 229 M4_S Mean value 4 S interval t 3 S 230 M5_S Mean value 5 S interval t 4 S 231 TR_PIN Trend mean value P incoming TR PI 232 TR_POUT Trend mean value P outgoing TR PO 233 TR_QIND Trend mean value Q inductive TR QL 234 TR_QCAP Trend mean value Q capacitive TR QC 235 TR_QIN Trend mean value Q incoming TR QI 236 TR_QOUT Trend mean value Q outgoing TR QO 237 TR_S Trend mean value S...

Страница 76: ...M12 288 M1_MAX Minimum mean value 1 M 1 289 M2_MAX Minimum mean value 2 M 2 290 M3_MAX Minimum mean value 3 M 3 291 M4_MAX Minimum mean value 4 M 4 292 M5_MAX Minimum mean value 5 M 5 293 M6_MAX Minimum mean value 6 M 6 294 M7_MAX Minimum mean value 7 M 7 295 M8_MAX Minimum mean value 8 M 8 296 M9_MAX Minimum mean value 9 M 9 297 M10_MAX Minimum mean value 10 M10 298 M11_MAX Minimum mean value 11 ...

Страница 77: ... O 9 low tariff E 9 L 354 CNTR_IO10_LT Meter I O 10 low tariff E10 L 355 CNTR_IO11_LT Meter I O 11 low tariff E11 L 356 RTC_UTC UTC time in seconds since January 1st 1970 UTC T 357 EV_TIME UTC time of last event EVT T 358 OPR_CNTR Operating hour counter APLUS OTC 359 OPR_CNTR1 Resettable operating hour counter 1 OTC1 360 OPR_CNTR2 Resettable operating hour counter 2 OTC2 361 OPR_CNTR3 Resettable o...

Страница 78: ...ent phase 3 max content of 2nd harmonic 1106 H63_I3X_MAX Current phase 3 max content of 63rd harmonic B1 Display matrix single phase system U_MAX U U_MIN I IB I_MAX IB_MAX P P_MAX Q Q_MAX S S_MAX PF PF PFG PFG PF_MIN_IN_L PF_MIN_OUT_L PFG_MIN_IN_L PFG_MIN_OUT_L PF_MIN_IN_C PF_MIN_OUT_C PFG_MIN_IN_C PFG_MIN_OUT_C F_MAX F F_MIN P P P P P Q U Q S QG S I PF F TG D QG D_MAX QG_MAX dd mm OPR_CNTR1 OPR_C...

Страница 79: ... F TG P1 P2 U1N U2N Q1 Q2 I1 I2 S1 S2 P1 P2 D1 D1_MAX D QG1 QG1_MAX QG D2 D2_MAX D_MAX QG2 QG2_MAX QG_MAX dd mm OPR_CNTR1 OPR_CNTR hh mm OPR_CNTR2 ss OPR_CNTR3 THD_U1N THD_U2N THD_U1N_MAX THD_U2N_MAX TDD_I1 TDD_I2 TDD_I1_MAX TDD_I2_MAX Block with mean values of power quantities H2_U1N H3_U1N H4_U1N H48_U1N H49_U1N H50_U1N H2_U1N_MAX H3_U1N_MAX H4_U1N_MAX H48_U1N_MAX H49_U1N_MAX H50_U1N_MAX H2_U2N ...

Страница 80: ...S PF F TG D QG D_MAX QG_MAX dd mm OPR_CNTR1 OPR_CNTR hh mm OPR_CNTR2 ss OPR_CNTR3 THD_U12 THD_U23 THD_U31 THD_U12_MAX THD_U23_MAX THD_U31_MAX TDD_I TDD_I_MAX Block with mean values of power quantities H2_U12 H3_U12 H4_U12 H48_U12 H49_U12 H50_U12 H2_U12_MAX H3_U12_MAX H4_U12_MAX H48_U12_MAX H49_U12_MAX H50_U12_MAX H2_U23 H3_U23 H4_U23 H48_U23 H49_U23 H50_U23 H2_U23_MAX H3_U23_MAX H4_U23_MAX H48_U23...

Страница 81: ...CNTR2 ss OPR_CNTR3 THD_U12 THD_U23 THD_U31 THD_U12_MAX THD_U23_MAX THD_U31_MAX TDD_I1 TDD_I2 TDD_I3 TDD_I1_MAX TDD_I2_MAX TDD_I3_MAX Block with mean values of power quantities H2_U12 H3_U12 H4_U12 H48_U12 H49_U12 H50_U12 H2_U12_MAX H3_U12_MAX H4_U12_MAX H48_U12_MAX H49_U12_MAX H50_U12_MAX H2_U23 H3_U23 H4_U23 H48_U23 H49_U23 H50_U23 H2_U23_MAX H3_U23_MAX H4_U23_MAX H48_U23_MAX H49_U23_MAX H50_U23_...

Страница 82: ...3 THD_U12 THD_U23 THD_U31 THD_U12_MAX THD_U23_MAX THD_U31_MAX TDD_I1 TDD_I2 TDD_I3 TDD_I1_MAX TDD_I2_MAX TDD_I3_MAX Block with mean values of power quantities H2_U12 H3_U12 H4_U12 H48_U12 H49_U12 H50_U12 H2_U12_MAX H3_U12_MAX H4_U12_MAX H48_U12_MAX H49_U12_MAX H50_U12_MAX H2_U23 H3_U23 H4_U23 H48_U23 H49_U23 H50_U23 H2_U23_MAX H3_U23_MAX H4_U23_MAX H48_U23_MAX H49_U23_MAX H50_U23_MAX H2_U31 H3_U31...

Страница 83: ...N_OUT_L PF_MIN_IN_C PF_MIN_OUT_C PFG_MIN_IN_C PFG_MIN_OUT_C F_MAX F F_MIN P P P P P Q U Q S QG S I PF F TG D QG D_MAX QG_MAX dd mm OPR_CNTR1 OPR_CNTR hh mm OPR_CNTR2 ss OPR_CNTR3 THD_U THD_U_MAX TDD_I TDD_I_MAX Block with mean values of power quantities H2_U H3_U H4_U H48_U H49_U H50_U H2_U_MAX H3_U_MAX H4_U_MAX H48_U_MAX H49_U_MAX H50_U_MAX H2_I H3_I H4_I H48_I H49_I H50_I H2_I_MAX H3_I_MAX H4_I_...

Страница 84: ...N U3N Q1 Q2 Q3 I1 I2 I3 S1 S2 S3 P1 P2 P3 D1 D1_MAX D QG1 QG1_MAX QG D2 D2_MAX D_MAX QG2 QG2_MAX QG_MAX D3 D3_MAX QG3 QG3_MAX dd mm OPR_CNTR1 OPR_CNTR hh mm OPR_CNTR2 ss OPR_CNTR3 THD_U1N THD_U2N THD_U3N THD_U1N_MAX THD_U2N_MAX THD_U3N_MAX TDD_I1 TDD_I2 TDD_I3 TDD_I1_MAX TDD_I2_MAX TDD_I3_MAX Block with mean values of power quantities H2_U1N H3_U1N H4_U1N H48_U1N H49_U1N H50_U1N H2_U1N_MAX H3_U1N_...

Страница 85: ...1 P2 P3 D1 D1_MAX D QG1 QG1_MAX QG D2 D2_MAX D_MAX QG2 QG2_MAX QG_MAX D3 D3_MAX QG3 QG3_MAX dd mm OPR_CNTR1 OPR_CNTR hh mm OPR_CNTR2 ss OPR_CNTR3 THD_U1N THD_U2N THD_U3N THD_U1N_MAX THD_U2N_MAX THD_U3N_MAX TDD_I1 TDD_I2 TDD_I3 TDD_I1_MAX TDD_I2_MAX TDD_I3_MAX Block with mean values of power quantities H2_U1N H3_U1N H4_U1N H48_U1N H49_U1N H50_U1N H2_U1N_MAX H3_U1N_MAX H4_U1N_MAX H48_U1N_MAX H49_U1N...

Страница 86: ... M3_PIN M4_PIN M5_PIN M_PIN_MIN TR_POUT M_POUT_MAX M1_POUT M2_POUT M3_POUT M4_POUT M5_POUT M_POUT_MIN TR_QIN M_QIN_MAX M1_QIN M2_QIN M3_QIN M4_QIN M5_QIN M_QIN_MIN TR_QOUT M_QOUT_MAX M1_QOUT M2_QOUT M3_QOUT M4_QOUT M5_QOUT M_QOUT_MIN TR_QIND M_QIND_MAX M1_QIND M2_QIND M3_QIND M4_QIND M5_QIND M_QIND_MIN TR_QCAP M_QCAP_MAX M1_QCAP M2_QCAP M3_QCAP M4_QCAP M5_QCAP M_QCAP_MIN TR_S M_S_MAX M1_S M2_S M3_...

Страница 87: ... radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna I...

Страница 88: ...1 Driving a counter mechanism 24 E Electrical connections analog outputs 25 Aron connection 19 cross sections 16 digital input 23 digital output 24 inputs 17 Modbus interface 25 Open Y 20 power supply 22 Profibus DP 26 relays 22 Rogowski current inputs 21 split phase 21 Ethernet 30 LEDs 30 Network installation 31 F Firewall 33 I Installation check 29 L Limit values 11 dynamical monitoring 7 Logic ...

Страница 89: ...ng hour counters 11 Operating modes 37 P Profibus DP configuration 48 installation 34 LED s 26 R Resetting of measurements 45 S Scope of supply 5 SD Card 52 access 53 changing 52 LED 52 Security notes 6 Service and maintenance 54 Software CB Analyzer 53 CB Manager 27 online offline 29 operating 28 security system 35 Simulation of I O s 29 Symmetrical components 66 T TCP ports 33 Technical data 55 ...

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