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CLINK II SCU MANAGER

functional description scu

version 5.0

The functions listed in table 20 can be set via LCU-5, see table 21. Select:

SCU Manager - Unit Properties - tab

Dig. Output

Table 20: Possible functions of the configurable digital outputs

Function

Description

Auxiliary Relay K10

Содержание Clink II

Страница 1: ...TAKING CARE OF YOUR POWER Clink II SCU Manager Manual version 5 0 ...

Страница 2: ... 1 0e November 29th 2000 Initial version 2 0 February 18th 2000 Minor changes author E Morskieft 2 1 July 2nd 2001 Minor changes author R M Wetzels 2 2 September 2003 Environmental conditions changed author R M Wetzels 3 0 October 2001 Changes regarding the use of LCU 4 author R M Wetzels 5 0 June 2003 Manual adapted with the use of LCU 5 and with the SCU protection functions Over Under Voltage an...

Страница 3: ... 2 2 Function 10 2 3 History 10 2 4 Design and layout 10 3 SAFETY INSTRUCTIONS 11 3 1 Safety aspects Capitole 40 11 3 2 Safety instructions Clink II 11 4 COMMISSIONING 12 4 1 Placing an SCU 12 4 2 Checking the jumper setting 12 4 3 Setting the power supply configuration 12 4 4 Putting the SCU into operation 13 5 FUNCTIONAL DESCRIPTION SCU 15 5 1 Introduction 15 5 2 Measurement 15 5 2 1 Mains volta...

Страница 4: ...rt during powerdown 44 5 8 Protection 44 5 8 1 Characteristics of protection functions 45 5 8 2 Read out of trip and warning signals 45 5 8 3 Acknowledge command 47 5 8 4 Motor stall 48 5 8 5 Motor overload 49 5 8 6 Phase unbalance 50 5 8 7 Earth leakage 51 5 8 8 Process underload 51 5 8 9 Process overload 52 5 8 10 External protection 53 5 8 11 Over Voltage Protection 53 5 8 12 Under Voltage Prot...

Страница 5: ...ns of the interface board 69 8 4 Inputs and outputs 72 8 4 1 Digital inputs 72 8 4 2 Analog inputs 72 8 4 3 Digital outputs 73 8 4 4 Analog output 74 9 ELECTRIC CIRCUIT DIAGRAMS SCU 75 9 1 Single line and auxiliary circuit diagrams 75 9 1 1 Direct On Line starter 75 9 1 2 Star Delta starter 77 9 1 3 Forward Reverse starter 79 9 1 4 Dual Speed starter 81 9 2 Mains configurations SCU 83 9 2 1 Single...

Страница 6: ...tions are required when installing testing servicing or repairing these assemblies Component damage including degradation or malfunctioning of the performance may result if ESD control procedures are not followed Note Clink II is an innovated version of Clink Although the principle of protection has not been changed a number of important alterations and additions have been effectuated As a consequ...

Страница 7: ...CLINK II SCU MANAGER version 5 0 7 Protocol trademarks ModbusTM ProfibusTM ControlNetTM Data Highway PlusTM ...

Страница 8: ...nt and procedures necessary to prevent damage to components caused by Electrostatic Discharge Experience with Microsoft Windows 1 2 2 System engineer Knowledge and experience in the field of system design for industrial automation Knowledge of and experience with DeviceNet and RSNetWorx 1 3 How to use the Clink II manuals 1 3 1 Using the SCU manual Refer to the SCU manual for information regarding...

Страница 9: ...ual MBO 2991 901 2 Project documentation 1 4 2 Documents from other sources 1 DeviceNet PC Card Installation Instructions Allen Bradley publication 1784 5 29 Website Allen Bradley http www ab com manuals 2 User Manual Allen Bradley RSNetworx Software Website Allen Bradley http www ab com manuals 3 DeviceNet RS 232 interface module installation instructions Allen Bradley publication 1770 5 6 Websit...

Страница 10: ...r In addition it controls the motor starter in accordance with the DCS commands and sends all actual motor data to the higher control system for example PLC For a detailed description of SCU functions see chapter 5 on page 15 2 3 History In 2003 the FCU of the Clink II system is enhanced with new functions the automatic restart function and the earth leakage function For more details see the Clink...

Страница 11: ...easures are required Warning Always consult the Capitole 40 user manual when working in the vicinity of parts that may carry high voltages bus bar systems cables 3 2 Safety instructions Clink II Warning Only personnel familiar with DeviceNet devices and associated machinery should plan or implement the installation start up configuration and subsequent maintenance of Clink II components Failure to...

Страница 12: ...tting the print will be in stand by mode and the Module LED flashes green The SCU needs commissioning because of missing incomplete or incorrect configuration Commissioning consists of providing the SCU with a node number and adjust the correct baud rate for communicating on DeviceNet See Use of Hyper Terminal page 67 4 3 Setting the power supply configuration The network power supply configuratio...

Страница 13: ...nals See also Troubleshooting guide page 58 Table 5 Setpoint System Configuration Name Description Parameter type System configuration LPS Setpoint Nonexisting Device Self Testing Standby Operational Major Recoverable Fault Major Unrecoverable Fault Power Applied Test Passed Identity Object Reset Service from any state except Maj Unrec Fault Power Loss Test Failed Major Recoverable Faults Major Un...

Страница 14: ...CLINK II SCU MANAGER commissioning version 5 0 14 Figure 2 Operational modes SCU Led Module Led ...

Страница 15: ...protective devices In the following paragraphs the measuring method for each quantity is explained and it is indicated where the measured quantities can be read out The accuracy of the measured values is stated and if necessary the configuration method for a measurement is given 5 2 1 Mains voltage The voltage measurement mode phase phase or phase neutral is set via LCU 5 Select SCU Manager Unit P...

Страница 16: ...anager Unit Properties tab Meas see table 7 Note The auxiliary current transformer ratio is the ratio between the primary and secondary current of the auxiliary current transformer If no current transformer is applied the ratio must be set to 1 The Motor Current can be read out via LCU 5 Select SCU Manager Module Measurement See table 8 The measured values are representative for the phase currents...

Страница 17: ...ases and earth The earth leakage current is measured with a so called core balance current transformer The three phases conductors are led through the hole of the transformer so that the transformer measures the vectorial sum of the 3 phase currents Under normal operating conditions the vectorial sum is 0 If due to a fault the sum current is no longer 0 this will be detected in the secondary windi...

Страница 18: ...re 3 on page 18 determines the average temperature rise of the copper winding Tcu and the stator iron packet Tfe from the copper and iron loss Tcu serves as input for the stall and motor overload protection and can be read out via LCU 5 Select SCU Manager Module Measurement Figure 3 Thermal model In the model the following parameters or dependent variables can be distinguished see table 10 Table 1...

Страница 19: ...of the motor If the motor is running with a constant load a thermal equilibrium will be reached after some time This means that the thermal capacities are charged and that the copper and iron temperature rise will remain constant The model is dimensioned in such a way that at nominal motor current and thermal equilibrium the copper temperature rise will be equal to the value entered as maximum tem...

Страница 20: ... external cooling the cooling ratio value has to be determined for each separate case Initial temperature thermal model Each time when the supply voltage of the system is switched on the thermal model is set for safety reasons at the copper and iron temperature rise maximum temperature rise of a warmed up motor and continues to calculate on that basis The value maximum temperature rise can be set ...

Страница 21: ...verable fault will be generated See Fault messages page 61 for a description Table 11 Motor temperature parameters Name Range Unit Parameter type Motor Temperature Cu 0 190 0 K Actual Motor Temperature Fe 0 190 0 K Actual Table 12 Motor data parameters Name Range Unit Parameter type Motor Weight 2 6 000 kg Setpoint Stall Current1 2 50 10 00 I In Setpoint Stall Current2 2 50 10 00 I In Setpoint Sta...

Страница 22: ... decreases the stall time to be entered will increase The stall time versus stall current factor should meet the condition of following formula When this condition is not met an error message is generated See table 12 for ranges of the stall current factor Overload Current Overload Current is the threshold value for the motor current When this value is continuously exceeded the motor will be switc...

Страница 23: ...e Nominal Voltage is taken from the name plate of the motor Auxiliary CT ratio The auxiliary CT ratio is the ratio between the primary and secondary currents If no current transformer is used use setpoint 1 Nominal Power 1 and 2 The Nominal Power is taken from the name plate of the motor Nominal Current 1 and 2 The Nominal Current is taken from the name plate of the motor Nominal Cos Phi 1 and 2 T...

Страница 24: ... system or from the connected phase in case of a 1 phase system The power factor can be read out via LCU 5 Select SCU Manager Module Measurement Calculation Power factor is calculated according to the following formula P Active Power U Mains Voltage I Motor current L1 Note in case of DOL1 factor must be omitted Note The accuracy of the measured value is 5 5 2 7 Energy The energy values are derived...

Страница 25: ...puts DI_0 to DI_7 The functions of the first three inputs DI_0 to DI_2 are fixed and the functions of the other inputs DI_4 to DI_7 are configurable See table 18 Configurable digital inputs The digital inputs Di_3 to Di_7 can be assigned via LCU 5 to the functions listed in table 18 Select SCU Manager Unit Properties tab Dig Input Table 16 Setpoints energy import and energy export Application Ener...

Страница 26: ..._3 to DO_7 can be assigned via LCU 5 to the functions listed in table 20 Select SCU Manager Unit Properties tab Dig Output DI_3 None Isolator Contactor K1 Contactor K2 Manual Stop Manual Start 1 Manual Start 2 Manual Acknowledge External Protection Tray In Test External Interlock Setpoint DI_4 DI_5 DI_6 DI_7 Table 19 Functions of digital outputs Digital Output Function For information see DO_0 Aux...

Страница 27: ...y Relay K10 See also Starter logic on page 32 Auxiliary Relay K11 Auxiliary Relay K12 Trip Signal low when there is no trip warning toggle when there is at least one not acknowledged trip warning high when there are only acknowl edged trips warnings Warning Signal Trip Or Warning Signal Trip Status low when there is no trip warning high when there are only acknowl edged trips warnings Warning Stat...

Страница 28: ...igital out put 3 to 7 None Auxiliary Relay K10 Auxiliary Relay K11 Auxiliary Relay K12 Trip Signal Warning Signal Trip Or Warning Signal Trip Status Warning Status Trip Or Warning Status Motor Overload Warning Phase Unbalance Warning Earth Leakage Warning Process Overload Warning Process Underload Warning External Protection Warning Over Voltage Warning Under Voltage Warning Under Current Warning ...

Страница 29: ...reprogrammed starter logic procedures Direct on line Star delta Forward reverse Dual speed Apart from these starter logic procedures the automatic restart function ensures that the motors are restarted after a mains interruption This paragraph describes the working of both the starter logic functions and the automatic restart function Table 22 Reading and setting the analog output function Name De...

Страница 30: ...indicated as process controller From a process controller it is possible to switch motors on and off Via LCU 5 it is possible to configure the starter logic operation see 5 6 on page 32 and the automatic restart function see 5 7 on page 40 In order to configure the automatic restart function select SCU Manager Motor Control Settings tab Restart Digital inputs At the second level motor control take...

Страница 31: ...ol Unit is no longer functioning 5 5 2 Switching conditions This paragraph describes how a motor can be switched on and off First an overview is given of the switching conditions for each starter logic procedure Then it is shown which external factors can switch a motor on or off Switching conditions direct on line star delta forward reverse dual speed Start1 and start2 commands are only possible ...

Страница 32: ... switched when the isolator is closed Purpose of the Tray in Test state is make the test possible of the auxiliary circuit and all messages without starting a motor To activate the Tray in test mode the push button switch in the motor tray has to be closed This can only be done when the door of the motor starter tray is open and thus the isolator is in the off position The contact of the Tray in t...

Страница 33: ...apsed In figure 7 the motor reaches a certain status at the moment t0 The motor current increases and will decrease after some time to for instance the nominal motor current As soon as the motor current drops below the change over current level starting has finished In figure 8 contrary to figure 7 the end of the starting is determined by the change over time Figure 7 Determining starting by Chang...

Страница 34: ...agraphs 5 6 4 to 5 6 7 show the moment when a specific status is high Table 26 Change over current and change over time setpoints Name Range Default Unit Parameter type Change Over Current 0 10 00 1 50 I In Setpoint Change Over Time 0 100 00 10 00 s Setpoint Table 27 Starter Logic Status parameter Name Description Parameter type Starter Logic Status Motor Stopped Motor Running 1 Motor Running 2 Mo...

Страница 35: ...1 MOTOR RUNNING 1 TO MOTOR STOPPED See figure 9 right After a stop command K10 is energized causing K1 to de energize 5 6 5 Starter logic Star Delta Figure 10 Time diagram Motor Stopped to Motor Running 2 and Motor Running 2 to Motor Stopped AuxiliaryRelayK10 AuxiliaryRelayK11 ContactorK1 MotorStopped MotorStarting1 MotorRunning1 Start1 MotorStopped Stop MotorRunning1 MotorStarting K1 AuxiliaryRel...

Страница 36: ...ure 10 right After a stop command K10 is energized causing K2 and K3 to de energize 5 6 6 Starter logic Forward Reverse Figure 11 Time diagrams Motor Stopped to Motor Running 1 and Motor Running 1 to Motor Stopped MOTOR STOPPED TO MOTOR RUNNING 1 See figure 11 left After a start1 command K11 is energized causing K1 to energize When Motor Starting1 has finished the end status is reached Motor Runni...

Страница 37: ...ure 12 right After a stop command K10 is energized causing K2 to de energize 5 6 7 Starter logic Dual Speed Figure 13 Time diagrams Motor Stopped to Motor Running 2 and Motor Running 2 to Motor Stopped AuxiliaryRelayK10 AuxiliaryRelayK11 ContactorK1 AuxiliaryRelayK12 ContactorK2 MotorStopped Start2 MotorStarting2 MotorRunning2 Stop MotorRunning2 MotorStopped MotorStartingK2 ContactorK3 AuxiliaryRe...

Страница 38: ...ED See figure 13 right After a stop command K10 is energized causing K2 and K3 to de energize Figure 14 Time diagrams Motor Stopped to Motor Running 1 and Motor Running 1 to Motor Stopped MOTOR STOPPED TO MOTOR RUNNING 1 See figure 14 left After a start1 command K11 is energized causing K1 and K3 to energize When motor starting1 has finished the end status is reached MOTOR RUNNING 1 TO MOTOR STOPP...

Страница 39: ...re energized causing K2 to de energize When the Interlock1Time has elapsed K11 is energized causing K1 to energize When motor starting1 has finished the end status is reached MotorRunning1 Interlock1Time and Interlock2Time The setpoints Interlock1Time and Interlock2Time are set via LCU 5 Select SCU Manager Module Control Settings tab Transfer see table 23 on page 31 5 6 8 Stop start commands Stop ...

Страница 40: ... direct or delayed restart so that the continuity of the process is guaranteed 5 7 1 Mains failure detection The Starter Control Unit continuously monitors the condition of the mains As soon as the mains voltage drops below 65 of the nominal voltage there is a mains failure see figure 16 As soon as the mains voltage returns to a value 90 of the nominal voltage the mains voltage is considered healt...

Страница 41: ...to the automatic restart procedure To determine whether the contactor de energized because of a mains failure the time is measured between The start of the mains failure mains voltage failure message The moment the contactor de energizes restart request If this time is shorter than 200 ms it may be concluded that the contactor de energized because of a mains failure and the automatic restart proce...

Страница 42: ...ee figure 18 In that case the speed of the motor has only decreased so little that the electric magnetic force of the machine and the mains voltage are more or less in phase so that the start current surge will be limited Note The maximum time for an immediate restart is 0 4 second This is because the SCU can operate 0 4 second on the energy stored in it s elco s After the 0 4 seconds the SCU will...

Страница 43: ... restart The delay time is set using the setpoint Restart Delay Time see table 30 on page 44 The counting of delay time is started as soon as the mains voltage exceeds 90 of the nominal voltage The counting is temporarily interrupted as soon as the mains voltage drops to a level below 90 of the nominal voltage At delayed restart the motors are started following the normal starting procedures see s...

Страница 44: ...ware timer This hardware timer is powered by it s own powersource that has stored energy for at least 5 minutes When the power returns the value of the timer contains the total mains voltage failure time which is read and is used in the restart logic 5 8 Protection This paragraph describes the protection functions of the SCU A short description of each protection is given followed by the threshold...

Страница 45: ...e read out via LCU 5 by the process controller and on the motor starter tray Protection states Fault not present Protection activated message not yet confirmed by an acknowledge reset command Message acknowledged but fault is still present 5 8 2 Read out of trip and warning signals Via LCU 5 and the process controller the following statuses can be read out see also table 31 Trip Status indicates w...

Страница 46: ... Overload Process Underload External Protection Over Voltage Protection Under Voltage Protection Under Current Protection Actual Warning Acknowledge Status See description Warning Sta tus above Actual Table 32 Meaning of protection status registers and trip warning signals Status Trip or Warning Acknowledge Status Trip or Warning Status of the protection Trip warning signal 0 0 no fault is present...

Страница 47: ...ly be set when the Interlock Status see table 24 on page 32 of manual local and process control are FALSE Trip Current L2 0 1200 000 A Actual Trip Current L3 0 1200 000 A Actual Table 34 Process Control Acknowledge setpoints Name Description Parameter type Process Control Acknowledge Trip Enable Motor Stall Motor Overload Phase Unbalance Earth Leakage Process Overload Process Underload External Pr...

Страница 48: ... Acknowledge External Protection Trip bit 7 0 1 Acknowledge Over Voltage Trip bit 8 0 1 Acknowledge Under Voltage Trip bit 9 0 1 Acknowledge Under Current Trip bit 10 15 Reserved Setpoint Acknowledge Warning bit 0 Reserved bit 1 0 1 Acknowledge Motor Overload Warning bit 2 0 1 Acknowledge Phase Unbalance Warning bit 3 0 1 Acknowledge Earth Leakage Warning bit 4 0 1 Acknowledge Process Overload War...

Страница 49: ...cteristic complies with IEC 947 4 1 concerning motor starters IEC 947 4 1 distinguishes 4 temperature classes In table 37 the trip time is stated as a function of the motor current for each temperature class The times at 1 05 In and 7 2 In are from cold condition the times at 1 2 In and 1 5 In are from hot condition At In there is a thermal equilibrium Table 37 Trip times according to IEC 947 4 1 ...

Страница 50: ... 8 6 Phase unbalance This protection calculates the phase unbalance from the 3 phase currents and switches the motor off when the trip level is exceeded At the indicated default setpoint the protection complies with IEC 947 4 1 clause 7 2 1 5 2 Calculation The phase unbalance is calculated as follows Of each phase the deviation compared with the average value of the 3 phase currents Iaverage is de...

Страница 51: ...eded the motor will be switched off after the trip time If the warning level is exceeded during 1 second there will only be a warning 5 8 8 Process underload The purpose of this protection is to monitor the lower load limit determined by the process For this the Actual Power is used to determine the actual load Trip and warning level are set relatively to the nominal motor capacity Table 38 Phase ...

Страница 52: ...ss overload protection responds during motor starting the Process Overload Interlock Time should be set as follows At minimum 2 Stall Time hot 1 s or At minimum Stall Time cold 1 s If in normal operation the actual load is higher than the Process Overload Trip Level and Process Over load Trip Enable is activated the motor will be switched off after the Process Overload Trip Time has elapsed If the...

Страница 53: ... External Protection function and when the respective protection procedure has been activated Activation of the protective device Activation of the protective device is possible via LCU 5 When the protection unit responds the motor will be switched off after 0 1 second if the trip function is enabled When the warning function is enabled there will only be a warning after 0 1 second 5 8 11 Over Vol...

Страница 54: ... 1 minute in status RUNNING also increases the number of running hours by 0 1 The number of running hours is represented via LCU 5 select SCU Manager Module Maintenance and is available to the process controller See table 45 The Number of Operating Hours can be reset via LCU 5 Select SCU Manager Module Maintenance Under Voltage Trip Level 0 100 0 Setpoint Under Voltage Trip Time 0 100 10 s Setpoin...

Страница 55: ...e process controller See table 47 It is not possible to reset The Number of Contactor Operations Last Hour 5 9 4 Starting current The Starting Kx Current is the maximum motor current measured during the period Motor Starting Kx is TRUE 5 6 3 on page 33 starting after 200 ms because of the inrush current The Starting Current is represented both related to In and in ampere via LCU 5 see table 48 Sel...

Страница 56: ... value for motor current Lx at the moment when the Trip Status changes from FALSE to TRUE The trip current can be read out related to In and in Ampere via LCU 5 See table 50 Select SCU Manager Module Maintenance Trip current is refreshed each time a protection function is called Starting K2 Current 0 1 200 000 A Actual Table 49 Read out of Starting Time Name Range Unit Parameter type Starting K1 T...

Страница 57: ...o reach Trip status according to the It diagram 5 9 8 Time to reset Calculating Time To Reset only happens when the motor is not running contactors K1 and K2 FALSE and the temperature of the copper windings Tcu exceeds the Temperature Rise Interlock Level Time To Reset can be read out via LCU 5 See table 53 Select SCU Manager Module Protection 5 9 9 Reset maintenance command The reset maintenance ...

Страница 58: ...inate their cause For information regarding States of the SCU see 6 2 on page 58 Status Module LED see 6 3 on page 60 Status Network LED see 6 4 on page 61 Fault messages see 6 5 on page 61 Corrective actions see 6 6 on page 63 6 2 States of the SCU The behaviour of the SCU is illustrated in the State Transition Diagram STD in figure 22 This STD associates the state of the device with the status r...

Страница 59: ... commissioning due to an out of box configuration Operational The device is operating in a fashion that is normal for the device Nonexisting Device Self Testing Standby Operational Major Recoverable Fault Major Unrecoverable Fault Power Applied Test Passed Identity Object Reset Service from any state except Maj Unrec Fault Power Loss Test Failed Major Recoverable Faults Major Unrecoverable Faults ...

Страница 60: ...e device is powered up 21 8 V Power Loss The device is powered down 19 8 V Test Passed The device has successfully passed all self tests Test Failed The device has detected a fault during the self test Activated The device has been successfully configured Deactivated The device has received new parameters Minor Fault A fault classified as either Minor Unrecoverable Fault or Minor Recoverable Fault...

Страница 61: ...he SCU may not be powered look at the status Module LED Flashing green On line not connected SCU is on line but has no connections in the established state the SCU has passed the Dup_MAC_ID test is on line but has no established connections to other nodes the SCU has no established connections Solid green Link OK on line con nected The SCU is on line and has connections in the established state th...

Страница 62: ...or Recoverable Fault The device detected a problem with itself which caused the device to go into the Major Recoverable Fault state See 6 2 Major Unrecoverable Fault The device detected a problem with itself which caused the device to go into the Major Unrecoverable Fault state See 6 2 Table 59 SCU fault messages Name Range Description Param eter type Major Recoverable Fault 0 10 0 No Fault Actual...

Страница 63: ...0 2 0 No Fault Actual 1 General Power Supply Error 2 Network Power Supply Error Minor Unrecoverable Fault 0 2 0 No Fault Actual 1 General Power Supply Error 2 Network Power Supply Error Table 60 Corrective actions after a failure Fault indication Description Corrective action Minor Fault general power supply error network power supply error The power supply configuration does not match the actual ...

Страница 64: ...ee 5 2 4 on page 18 and table 12 on page 21 general configuration failure The SCU does not function with the current thermal and motor data set points See 5 2 4 on page 18 and table 12 on page 21 Major unrecoverable fault Software fault Software failure in SCU Replace the mainboard see 7 1 on page 66 Clock Read failure Failure while reading clock IC Replace the mainboard see 7 1 on page 66 Clock W...

Страница 65: ...ndancy Check failure The calculated CRC over the contents of the EEPROM does not match the stored CRC Replace the interface board see 7 2 on page 66 Thermal input failure The thermal input is wrong because current is detected while the status of contactor is OPEN Check wiring and contactor Table 60 Corrective actions after a failure Fault indication Description Corrective action ...

Страница 66: ...cedures are not followed 7 1 Replacement of the main board 1 Before replacement of a main board the actual data of the main board have to be saved in the EEPROM of the interface board In order to store the actual data in EEPROM reset the main board either via the Reset Common Service of the Identity Object The type of reset to be used is 0 see the appendix DeviceNet Interface of the SCU or with th...

Страница 67: ... Terminal may only be used by authorized personnel Via Hyper Terminal direct access to the embedded software is possible Changes made to the software may result is malfunctioning of the Clink II system at the risk of e g stopping or starting motors or in changing of the protection parameters To connect the PC with Hyper Terminal to the Clink II unit a so called Reset box Holec part number 1307 223...

Страница 68: ...tputs are adequately high frequency decoupled against interference signals A combination of SMD components and conventional components is used for the main board The interface board includes varistors for the DeviceNet buses 8 3 Connections 8 3 1 Connectors on the front of the SCU Reserved for future development Table 61 Type and part numbers Component Holec Partnumber with CFCU functionality Hole...

Страница 69: ...ents in the motor starter tray Figure 23 Connectors of the interface board and SCU Table 63 Connectors of the interface board and the SCU Connector Description X1 SCU interface board connector X2 Vertical connections Devicenet and GPS Network A X3 Vertical connections Devicenet and GPS Network B X4 Interface board to tray connector X3 X2 X1 X4 1 1 MODULE NETWORK A NETWORK B RS 232 ELCO s Jumper SC...

Страница 70: ... tray connector number SCU connector X1 Interface board connector X4 Interface board label A1 DI_0 21 DI_0 A2 DI_1 22 DI_1 A3 DI_2 23 DI_2 A4 DI_3 24 DI_3 A5 DI_4 25 DI_4 A6 DI_5 26 DI_5 A7 DI_6 27 DI_6 A8 DI_7 28 DI_7 Interfaceboard A C B D E Differential Transformer Analog Input Digital Output Digital Input LPS 30 15 Analog Output MIU A10 V _Tray B1 B2 C9 C10 C1 t m C8 B1 t m B10 C4 C5 A1 t m A9...

Страница 71: ... trunking used for General Power Supply 24V 24V A9 V _Tray 29 V _Tray A10 GND 30 GND B1 AO_0 11 AO_0 B2 V _Tray 12 V _Tray B3 DO_0 13 DO_0 B4 DO_1 14 DO_1 B5 DO_2 15 DO_2 B6 DO_3 16 DO_3 B7 DO_4 17 DO_4 B8 DO_5 18 DO_5 B9 DO_6 19 DO_6 B10 DO_7 20 DO_7 C1 I1 1 SI_0 C2 I2 2 SI_1 C3 I3 3 SI_2 C4 4 SI_3 C5 AGND 5 AGND C6 U 6 SI_4 C7 7 SI_5 C8 8 SI_6 C9 9 SI_7 C10 AGND 10 AGND Table 64 Pin description ...

Страница 72: ...s see table 5 3 1 on page 25 Technical specification digital inputs 8 4 2 Analog inputs The analog inputs are used for measurement of phase currents phase voltages and earth leakage currents The SCU has 5 analog inputs For a description see table 67 Table 65 Connector description vertical connections DeviceNet and GPS Pin number Description X2 Description X3 1 24V A 24V B 2 24V A 24V B 3 V A V B 4...

Страница 73: ...hase voltage L1 or phase to phase voltage L1 L2 I1 Phase current L1 I2 Phase current L2 I3 Phase current L3 Earth leakage current Table 68 Technical specification analog inputs Name Specification Unit Note Nominal voltage range voltage input current input 0 0 018 0 0 044 Vac Vac 4 kHz Input filter bandwidth 0 4 kHz Transient voltage input current input 8 30 Vmsec Vmsec Vmax 150 V Input resistance ...

Страница 74: ...max 150 V Overload Short circuit proof from 30 V 30 V with respect to Gnd Vdc Table 70 Technical specifications analog outputs Name Specification Unit Note Type Current unipolar Burden resistance 0 900 Ohm Nominal burden resistance 500 Ohm Nominal supply voltage 24 Vdc Max supply voltage 30 Vdc Min supply voltage 0 6 Vdc Output voltage 0 10 Vdc at 0 20 mAdc Rb 500 Ohm Transient 150 Vmsec Vmax 150 ...

Страница 75: ...t measurement This is necessary for measurement of nominal currents 64 A Nominal currents up to 64 A run directly through the MIU T1 X1 T2 T3 K1 X2 U V W L1 N MIU F1 F2 SCU auxiliary circuit K1 T1 core balance transformer T2 T3 current transformers F1 fuse main circuit F2 fuse auxiliary circuit MIU Measurement Interface Unit SCU Starter Control Unit K1 Main Contactor K10 off contact SCU K11 on con...

Страница 76: ...read in by the Starter Control Unit via digital input DI_1 The status of the isolator is read in through digital input DI_0 Digital inputs are used for manual control S10 and S11 The auxiliary relays K10 and K11 are activated with outputs DO_0 and DO_1 Direct switch on and off via auxiliary circuit is possible with S1 and S2 F2 OFF K11 ON K1 MAINS S1 K10 K10 OFF K11 ON DI_1 DI_2 DI_3 DI_4 DI_5 DI_...

Страница 77: ... 64 A run directly through the MIU T1 X1 T2 T3 K2 X2 U1 V1 W1 L1 N MIU F1 F2 SCU auxiliary circuit K1 T1 core balance transformer T2 T3 current transformers F1 fuse main circuit F2 fuse auxiliary circuit MIU Measurement Interface Unit SCU Starter Control Unit K1 Star or Low Contactor K2 Delta or High Contactor K3 Main Contactor K10 off contact SCU K11 on1 contact SCU K12 on2 contact SCU X1 incomin...

Страница 78: ...nit through the digital inputs DI_1 and DI_2 The status of the isolator is read in through digital input DI_0 Digital Inputs are used for manual control S10 S11 and S12 The auxiliary relays K10 K11 and K12 are activated with the digital outputs DO_0 DO_1 and DO_2 Direct switch off via auxiliary circuit is possible with S1 F2 OFF K12 K11 K1 K1 STAR S1 K2 K2 DELTA K3 MAINS K1 K12 K2 K11 K10 K10 OFF ...

Страница 79: ...al currents up to 64 A run directly through the MIU T1 X1 T2 T3 K1 X2 U1 V1 W1 L1 N MIU F1 F2 SCU auxiliary circuit K1 T1 core balance transformer T2 T3 current transformers F1 fuse main circuit F2 fuse auxiliary circuit MIU Measurement Interface Unit SCU Starter Control Unit K1 Left or Low Contactor K2 Right or High Contactor K10 off contact SCU K11 on1 contact SCU K12 on2 contact SCU X1 incoming...

Страница 80: ... Control Unit through the digital inputs DI_1 and DI_2 The status of the isolator is read in through digital input DI_0 Digital inputs are used for manual control S10 S11 and S12 The auxiliary relays K10 K11 and K12 are activated with the outputs DO_0 DO_1 and DO_2 Direct switch off via auxiliary circuit is possible with S1 F2 OFF K12 K11 K1 K1 LEFT S1 K2 K2 RIGHT K1 K12 K2 K11 K10 K10 OFF K11 LEF...

Страница 81: ...up to 64 A run directly through the MIU T1 X1 T2 T3 K2 X2 U1 V1 W1 L1 N MIU F1 F2 SCU auxiliary circuit K1 T1 core balance transformer T2 T3 current transformers F1 fuse main circuit F2 fuse auxiliary circuit MIU Measurement Interface Unit SCU Starter Control Unit K1 Star or Low Contactor K2 Delta or High Contactor K3 Main Contactor K10 off contact SCU K11 on1 contact SCU K12 on2 contact SCU X1 in...

Страница 82: ...ngs F2 OFF K12 K11 K1 K3 K1 LOW S1 K2 K2 HIGH K3 MAINS K1 K12 K2 K11 K10 K10 OFF K11 LOW K12 HIGH Q1 DI_1 DI_2 DI_3 DI_4 DI_5 DI_6 DI_7 DO_0 DO_1 DO_2 DO_3 DO_4 DO_5 DO_6 DO_7 V _Tray DI_0 K1 K2 S10 S11 S12 F2 OFF K12 K11 K1 K1 LOW S1 K2 K2 HIGH K1 K12 K2 K11 K10 K10 OFF K11 LOW K12 HIGH Q1 DI_1 DI_2 DI_3 DI_4 DI_5 DI_6 DI_7 DO_0 DO_1 DO_2 DO_3 DO_4 DO_5 DO_6 DO_7 V _Tray DI_0 K1 K2 S10 S11 S12 ...

Страница 83: ...uxiliary circuit is possible with S1 9 2 Mains configurations SCU 9 2 1 Single phase supply L N I 64A Figure 34 Single phase supply L N Note Current measurement must be connected to the analog input I1 to enable correct Power Factor measure ment Select the phase that has to be measured by using the setpoint Voltage Measurement Mode see 5 2 1 on page 15 The contactor must be connected between the s...

Страница 84: ...asurement The contactor must be connected between the same phases as used for voltage measurement by the SCU to enable the Automatic Restart Function Both MIU 21 16 and MIU 21 64 can be applied For information regarding the MIU see the System Over view manual Connection points are the same CT1 CT2 s1 1000 s1 250 s1 1000 s1 250 s2 p1 p2 p1 p2 VT1 s1 s2 p1 p2 R2 R1 1 2 3 4 5 6 8 10 9 s2 s2 7 12 11 M...

Страница 85: ...oltage measurement between phase L1 and phase L2 to enable power factor measurement The contactor must be connected between the same phases as used for voltage measurement by the SCU to enable the Automatic Restart Function CT1 CT2 s1 1000 s1 250 s1 1000 s1 250 s2 p1 p2 p1 p2 VT1 s1 s2 p1 p2 R2 R1 1 2 3 4 5 6 8 10 9 s2 s2 7 12 11 MIU 21 16 L1 L2 L3 SCU AGND I1 I N U I2 I3 ...

Страница 86: ...nt The contactor must be connected between the same phase and neutral as used for voltage measurement by the SCU to enable the Automatic Restart Function Both MIU 21 16 and MIU 21 64 can be applied For information regarding the MIU see the System Over view manual Connection points are the same CT1 CT2 s1 1000 s1 250 s1 1000 s1 250 s2 p1 p2 p1 p2 VT1 s1 s2 p1 p2 R2 R1 1 2 3 4 5 6 8 10 9 s2 s2 7 12 ...

Страница 87: ...asurement between phase L1 and neutral to enable power factor measurement The contactor must be connected between the same phase and neutral as used for voltage measurement by the SCU to enable the Automatic Restart Function CT1 CT2 s1 1000 s1 250 s1 1000 s1 250 s2 p1 p2 p1 p2 VT1 s1 s2 p1 p2 R2 R1 1 2 3 4 5 6 8 10 9 s2 s2 7 12 11 MIU 21 16 L1 L2 L3 SCU AGND I1 I N U I2 I3 N ...

Страница 88: ...isk that contains configuration data for specific device types ESD Electrostatic Discharge EWS Engineering Work Station FCU Feeder Control Unit GPS General Power Supply LCU 5 Local Control Unit LPS Local Power Supply MIU Measurement Interface Unit NPS Network Power Supply Process controller A higher level control system e g PLC DCS or SCADA SCADA Supervisory Control and Data Acquisition SCU Starte...

Страница 89: ...d After Communication Failure 40 setpoint 40 Communication failure 40 Connections 68 DeviceNet and General Power Sup ply 71 interface board 70 motor tray 69 Connectors description Connection motor tray 70 Contactor failure detection 41 Contactor K1 Operations during last hour parameter 55 parameter 55 Contactor K2 Operations during last hour parameter 55 parameter 55 Contactor operations during la...

Страница 90: ...terlock 2 Time setpoint 31 Introduction to the manual 6 J Jumper settings controlling 12 L Local power supply configuration 13 Lock setpoint 32 M Mains failure detection 40 Mains voltage calculation 15 measurement 15 parameter 15 Mains voltage drop 40 Maintenance 66 Major Recoverable Fault 60 62 Major Unrecoverable Fault 60 63 Maximum Temperature Rise explanation 22 setpoint 21 Minor Recoverable F...

Страница 91: ... 26 analogue 29 digital 26 73 Over Voltage Protection 53 Overload Current explanation 22 setpoint 21 P Phase unbalance 50 acknowledge commands 47 calculation 50 Phase Unbalance Trip Level setpoint 51 Phase Unbalance Trip Time setpoint 51 Phase Unbalance Warning Level setpoint 51 Power power factor 24 Power Factor 24 Power factor calculation 24 measurement 24 Power Factor parameter 24 Power supply ...

Страница 92: ...35 Star Delta starter circuit diagrams 77 Start 1 command 40 Start 2 command 40 Starter logic 32 Direct on Line 35 Forward Reverse 36 parameter 34 starting 33 Starter logic Dual Speed 37 Starter logic Star Delta 35 Starting 33 Starting current 55 Starting K1 Current parameter 55 Starting K1 Time parameter 56 Starting K2 Current parameter 55 Starting K2 Time parameter 56 Starting time 56 States of ...

Страница 93: ...Trip times table 49 Trouble shooting corrective actions 63 Troubleshooting guide 58 U Under Current Protection 54 Under Voltage Protection 53 Unlock setpoint 32 User categories 8 V Voltage Measurement Mode setpoint 15 W Warning Acknowledge Status parameter 46 Warning and trip level setpoints 51 Warning and trip signals description 46 read out 45 Warning Signal digital output 27 Warning Status digi...

Страница 94: ...Box 23 7550 AA Hengelo The Netherlands Phone 31 74 246 9111 Fax 31 74 246 3444 www holec com 2003 Eaton Electric N V Partly or complete publication of contents is allowed with written permission of Eaton Electric N V Manual Clink II SCU Manager Version 5 0 October 2003 ...

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