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KMB systems, s.r.o.

                                                                                           Dr. M. Horákové 559, 460 06 Liberec 7, Czech Republic
                                                                                                  tel. +420 485 130 314, fax +420 482 736 896
                                                                                                email :

[email protected]

, internet : www.kmbsystems.eu

6/2014

Power Factor Controllers

NOVAR-1106 / 1114 / 1206 / 1214 / 1414

NOVAR-1xxx / S400

NOVAR-1005 / 1007 / 1005D / 1007D

NOVAR-1312, NOVAR-1312-3

Firmware v. 1.7 / 1.2 ( N1312 )

Operating Manual

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Summary of Contents for NOVAR-1 Series

Page 1: ...blic tel 420 485 130 314 fax 420 482 736 896 email kmb kmb cz internet www kmbsystems eu 6 2014 Power Factor Controllers NOVAR 1106 1114 1206 1214 1414 NOVAR 1xxx S400 NOVAR 1005 1007 1005D 1007D NOVA...

Page 2: ...ns 15 1 10 2 Trend Indication 15 1 10 3 Indication of Manual Mode 15 1 10 4 Indication of Backfeed Power Export 15 1 10 5 Alarm Indication 15 2 INSTALLATION 16 2 1 Physical 16 2 2 Connection 16 2 2 1...

Page 3: ...age UNOM 34 4 1 13 Parameter 20 Automatic Section Power Recognition Process 34 4 1 14 Parameter 21 22 Switching Program Selection of Linear Switching Mode and Smallest Capacitor C kMIN Nominal Power 3...

Page 4: ...sistor Outputs 54 5 4 3 Relay Outputs 54 5 4 4 Communication 55 5 5 Operation 55 5 5 1 Thyristor and Contactor Group 55 5 5 2 Control Principles 55 5 6 Setup 56 5 6 1 Parameter 28 Number of Capacitors...

Page 5: ...ns of distortion by higher harmonic components The voltage measurement circuit in Novar1106 1114 is internally connected to power supply terminals it is isolated in Novar1206 1214 allowing connection...

Page 6: ...5 or Ethernet communication interface All values measured can be then monitored and the controller s parameters set using a remote computer 1 3 Novar Controller Version S400 Controllers of version S40...

Page 7: ...R 20 1007 7 1 R 20 1005D 5 1 R 20 1007D 7 1 R 20 1106 6 R 2 1114 14 R 2 1206 6 R 2 1214 14 R 2 1106 S400 6 R 2 1114 S400 14 R 2 1206 S400 6 R 2 1214 S400 14 R 2 1312 12T 2R 2 1312 3 12T 2R 2 1414 14 R...

Page 8: ...ontroller enters on power up If you switch to parameter display mode you can get back to instantaneous value display mode by pressing the M Measurement button The controller enters the instantaneous d...

Page 9: ...Ieff Instantaneous current effective value in the power systems including higher harmonic components A kA Ueff Instantaneous voltage effective value in the power system including higher harmonic compo...

Page 10: ...time under evaluation Also the power factor average value which is evaluated from the average active and reactive power using the formula Acos e A APac Pr APac 2 2 may in such an event become 1 even t...

Page 11: ...aluation window is specified in parameter 57 APac APAC APAC APAC APAC Average fundamental harmonic active power in the power system over the time specified in parameter 56 Average Power active kW MW m...

Page 12: ...int indicates value in kA 1 9 1 2 3 V Branch This branch shows all the quantities related to voltage They are commonly used quantities Only the Capacitor Harmonic Load CHL factor needs further explana...

Page 13: ...dinal number in the main branch see Figure 1 3 Some of the parameters parameter 25 sectional power 26 fixed sections 30 alarm setting 40 state of alarm 43 total connected times 44 number of sections c...

Page 14: ...n main branch one below another see Fig 1 4 Fig 1 4 Instantaneous values and parameters Novar 1005 1007 1 9 3 Test and Error Messages In the instantaneous value display mode a test or error message po...

Page 15: ...ions to these LEDs meanings are the following situations measurement U and I method of connection is not defined parameter 16 automatic connection configuration detection process is in progress automa...

Page 16: ...12 13 14 ALARM 5A 1A max 10A 100 275 VAC k l L N RS 232 485 Rx TR A B GND Tx GND Made in Czech Republic NOVAR 1106 1114 232 485 Serial vers Product date IP 4X U 100 275 VAC 7VA 43 67 Hz SUPPLY LOAD Ma...

Page 17: ...inal 5 L2 N see connection examples below Power supply voltage needs to be externally protected see following chapter Despite of standard version power supply terminal 3 L is not internally connected...

Page 18: ...trument s immediate proximity and easily accessible by the operator The disconnecting device must be marked as such A circuit breaker for nominal current of 10 amp makes a suitable disconnecting devic...

Page 19: ...vent accidental pull out 2 2 3 2 Novar 10xx Controllers At 1005 1007 controllers connect a metering current transformer CT outputs to terminals 1 k and 2 l At 1005D 1007D controllers terminal numbers...

Page 20: ...rdous voltage against the ground potential It is therefore necessary for the relay switch or optocoupler driving the input to be isolated no external voltage and to be located as close to the controll...

Page 21: ...nd TR 13 If the communication cable is hundreds of meters long and in environments with electromagnetic noise it is suitable to use shielded cable The shielding connects to the PE protection earth wir...

Page 22: ...r 18 If the method of connection is not defined the controller cannot evaluate instantaneous power factor and this condition is indicated by both trend LEDs flashing simultaneously In such an event th...

Page 23: ...power recognition process see further below If the automatic connection configuration detection process is not completed successfully the numeric display shows flashing P 0 P 0 P 0 P 0 It is in such...

Page 24: ...he metering current transformer primary side parameter 12 or metering voltage transformer primary side parameter 17 is not defined sectional power in the metering current transformer s or the metering...

Page 25: ...value manually see description further below or by editing parameter 20 enter value 1 1 1 1 carry out the automatic section recognition power process and thus force another start of the automatic sec...

Page 26: ...the value desired with the buttons Some values can be incremented or decremented continuously by holding down the or button 5 When the value desired is displayed press button P The value will be save...

Page 27: ...dit enabled or disabled conditioned is retained in the instrument even on power off Parameter Edit can be disabled in a way analogous to enabling it but you press buttons different from the correct un...

Page 28: ...3 or for metering rate 2 parameter 9 determines the frequency of control interventions very much like in parameter 02 08 described above There is a difference though it only applies if the instantaneo...

Page 29: ...to secondary voltage ratio 18 compensation system nominal voltage UNOM 50 750 V x VT turns ratio 230 400 V controller establishes this value within automatic connection configuration detection proces...

Page 30: ...1 yes 0 The control bandwidth can be increased to 0 040 or decreased to 0 000 Control bandwidth increase may especially be useful in systems with large control range avoiding uselessly precise control...

Page 31: ...e second set of control parameters is used for active power export that is if active power flows from appliance to source 4 1 8 Parameters 12 13 Metering Current Transformer CT Ratio You can specify m...

Page 32: ...al wire the measurement voltage is connected It is assumed that the metering current transformer is in phase 1 and its orientation terminals k l corresponds to real orientation supply appliance The me...

Page 33: ...mer at the power supply transformer s secondary side y stands for wye or star connection determining type of connection parameter 15 1 The transformer s primary side is delta connected and line primar...

Page 34: ...nominal voltage in volts or if the voltage transformer turns ration value is entered in parameter 17 in kilovolts It is phase voltage or line voltage depending on the type of measurement voltage param...

Page 35: ...est weight capacitor is connected to output 1 The number of capacitors connected needs entering in parameter 23 If this number is more than 5 the controller assumes the weights of sections 6 and highe...

Page 36: ...and smallest capacitor power parameters 21 22 it is also necessary to enter the number of capacitors connected parameter 23 The value can be set within the range from 1 to the controller s number of...

Page 37: ...example from the latest automatic section power recognition process only their displayed nominal value reflecting the changes to UNOM will change 4 1 17 Parameter 26 Fixed Sections Switching Cooling a...

Page 38: ...mode this parameter specifies power factor value at which the controller starts using besides capacitive sections inductive compensation sections for compensation as well chokes if available If the p...

Page 39: ...inute moving average value higher than the THDU threshold specified parameter 34 maximum 1 minute depends on the level of THDU 8 CHL CHL one minute moving average value higher than the CHL threshold s...

Page 40: ...n 1 in the above example For some conditions alarm actuation can be specified besides indication see description further below Alarm indication can be triggered by one or a combination of some conditi...

Page 41: ...maximum 1 minute depends on the extent of overvoltage disconnection of all sections 6 THDI maximum 1 minute depends on the level of THDI disconnection of all sections 7 THDU maximum 1 minute depends...

Page 42: ...peration counter can be cleared by editing it 4 1 23 Parameter 45 Type of Controller Error The controller carries out self diagnostic tests in regular intervals during the compensation process You can...

Page 43: ...ncy The controller measures the frequency on basis of voltage signal zero crossover rate Voltage and current sampling then takes place in accordance with this parameter setting as follows F A F A F A...

Page 44: ...hresholds Of an output is set up to switching cooling or heating in parameter 26 you can specify the switching temperature threshold required in parameter 59 or 60 The switching temperature hysteresis...

Page 45: ...nd starts the control process All power values measured are tagged as not yet precise A sections the value of which is not yet precise can be identified by slowly flashing decimal point as opposed to...

Page 46: ...the section in the control process again and if the automatic section power recognition process is enabled it will run accurization process for it too This way for example a repaired section is automa...

Page 47: ...er than the overcompensation control time parameters 3 9 a choke is available at least at one output and it has such a value that after its connection it will be possible to control the power factor t...

Page 48: ...ve mentioned procedure if in progress It however starts over from the beginning again once resumed 4 6 Manual Mode When installing or testing the controller it may sometimes be required to check the f...

Page 49: ...e following parameters metering current transformer nominal secondary value 13 type of measurement voltage phase or line 15 instrument address communication rate and protocol in instruments with commu...

Page 50: ...c frequency Hz According to formula 3 the magnitude of current of each harmonic component is proportional to a multiple of voltage and its order Ui x i of harmonic Consequently the total harmonic dist...

Page 51: ...e shows CHL factor values for a few selected scenarios of harmonic distribution at fundamental harmonic component nominal value Table 4 9 Examples of CHL factor values for selected distributions of vo...

Page 52: ...er in waiting mode APnn APnn APnn APnn automatic connection configuration detection process in progress process can have 1 to 7 steps P 0 P 0 P 0 P 0 automatic connection configuration detection proce...

Page 53: ...nputs that allow like three phase Novar1414 controller three phase power factor compensation Unlike the Novar 1414 model the Novar1312 3 is not a classic three phase controller to achieve the highest...

Page 54: ...up are galvanically isolated from the other controller circuits The transistor outputs must be powered from the switching module s power supply or from an external power supply giving 10 to 30 V DC an...

Page 55: ...used for connection of thyristor switches the unused ones can be used for connection of contactors contactors however must be connected to the transistor outputs via auxiliary relays such as Schrack R...

Page 56: ...comparison with Novar1214 number of capacitors in thyristor group parameter 28 thyristor group control rate and reconnection delay time parameter 29 Parameters 2 through 4 14 21 through 23 43 44 and...

Page 57: ...r parameter 28 Real Control Rate control interventions per second 1 5 25 6 7 20 8 12 15 When shipped and after controller initialization the values 1 10 are set that means one control intervention per...

Page 58: ...value within the automatic connection configuration detection process 20 automatic section power recognition process A auto 0 no 1 yes A 21 contactor group switching program 12 typical combinations n...

Page 59: ...intervention in seconds 50 instrument address communication interface 1 254 1 1 51 communication rate communication interface 4800 9600 19200 Bd 9600 Bd 52 communication protocol communication interf...

Page 60: ...table 6 1 can be listed on the instrument display Tab 6 1 List of the Novar 1414 Measurement Quantities Main Branch abbreviation quantity unit cos Instantaneous power factor The value corresponds to t...

Page 61: ...ff i3 i3 i3 i3 Instantaneous current effective value of phase L3 A kA THDI1 tHdI tHdI tHdI tHdI Instantaneous level of total harmonic distortion of L1 phase current THDI2 tHd2 tHd2 tHd2 tHd2 Instantan...

Page 62: ...nter to the side branch with the P button and the first subparameter value is displayed voltage connection method of the I1 current input for example L1 0 L1 0 L1 0 L1 0 You can list through individua...

Page 63: ...s finished you can check their values in the parameter 16 It is strongly recommended to use the connection detection process for the parameter 16 setup If it is not possible you can use individual sin...

Page 64: ...Novar 1xxx KMB systems 64 7 Wiring Examples Novar1007 installation NOVAR 1007 U 80 275VAC 43 67Hz Power 5 VA Serial Vers Product Date...

Page 65: ...error 10 Export 11 Swi tch No 12 Step error 13 Temp Alarm States 1 I 2 I 3 U 8 CHL 16 Aut conn detect 20 Aut step recogn 25 Steps values 30 Alarm setting 40 Alarm state 1 Target cos 2 Contr time ind...

Page 66: ...Novar 1xxx KMB systems 66 Novar1106 installation...

Page 67: ...Novar 1xxx KMB systems 67 Novar1114 installation...

Page 68: ...Novar 1xxx KMB systems 68 Novar1206 installation low voltage measurement...

Page 69: ...Novar 1xxx KMB systems 69 Novar1214 installation high voltage measurement...

Page 70: ...Novar 1xxx KMB systems 70 Novar1114 S400 installation...

Page 71: ...Novar 1xxx KMB systems 71 Novar 1214 S400 installation controller and contactors supllied from DC...

Page 72: ...Novar 1xxx KMB systems 72 Novar1312 installation hybrid system with both thyristor switches and contactors...

Page 73: ...Novar 1xxx KMB systems 73 Novar1414 installation low voltage measurement...

Page 74: ...systems 74 Novar RS 485 Communication Link Connection 1 2 3 4 5 6 7 8 9 10 11 12 13 14 ALARM Nap 230 V 50 60 Hz P k 10VA IP 4X Made in Czech Republic V r verze NOVAR 206 214 232 485 Datum v roby NOVAR...

Page 75: ...62 Hz on request voltage measurement accuracy 1 of range 1 digit voltage meas input impedance 800 kOhm meas voltage loss external alarm response time output disconnection 20 ms measurement current ga...

Page 76: ...0 metres 1200 metres data transfer protocol KMB Modbus RTU Operating Conditions working environment class C1 in compliance with IEC 654 1 operating temperature 40 60 C relative humidity 5 to 100 EMC n...

Page 77: ...ith the product If warranty repair is claimed the warranty certificate must be sent in too If after warranty repair is requested a written order must be included Warranty Certificate Warranty period o...

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