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EBD

A0
13

4 /

36
09-
1 GB

Operating instructions

multicomp

Page 58 of 62

Version 4.00

6.8 Electrical connection

6.9 Mechanical data

6.10 Standards and Miscellaneous

Connection elements

Screw-type terminal

Permissible cross section of the connection lines

2.5 mm

(Bus connection and temperature probe 1.5mm

)

Measurement voltage
inputs

Fuse protection

max. 6 A

Measuring current
input

Fuse protection

NONE!!! Always short-circuit current transformer terminals k and l
prior to opening the circuit!

Input
Control voltage

Fuse protection

max. 6 A

Relay output

Contact capacity

500VA, 2A, 250V and 50/60 Hz

BUS connection

Connection material

For proper operation please only use shielded twisted-pair cables; e.g. I-
Y(St)Y 2x2x0.8

Transformer
connection

Connections

see connection chart

BUS connection

Pins for BUS connection via
RS485

Device

MULTIMASTER or

interface adapter

terminal 90 (

⊥

)

→

⊥

→

see software manual

terminal 91 (A)

→

see software manual

terminal 92 (B)

→

Pin B

→

see software manual

Top hat rail device

Housing measures

90 x 106 x 61 mm (H x W x D),

Mounting type

Wall mounting on DIN rail 7.5 mm deep, in accordance with DIN EN 50022
Suitable for distribution board mounting

Weight

approx. 650g

Environmental
conditions

Standards

DIN EN 60721-3-3/A2: 1997-07; 3K5+3Z11; (IEC721-3-3; 3K5+3Z11)

Operating temperature

- 5°C ….+140.00?

Humidity

5% …....95%

Storage temperature

-25°C ….+70°C

Electrical safety

Standards

DIN EN 61010-1/A2: 1996-05; (IEC1010-1/A2)

Protection class

II, in accordance with DIN EN 61010-/A2: 1996-05

Overvoltage category

CAT III: U

PH-PH

up to 400V

Mode of protection

IP20 in accordance with DIN EN 40050 Part 9: 1993-05

Electromagnetic compatibility

DIN EN 61000-6-3: 2005-06; (IEC 61000-6-3)
DIN EN 61000-6-2: 2000-03; (IEC 61000-6-2)

Password protection

4-digit

Deleting and programming parameters on the device is not enabled if
password protection is active.

Содержание multicomp 4D6-ESBSDS-1V1C6RO

Страница 1: ...4D6 ESBSDS 1V1C6RO multicomp 4 quadrant power factor contoller Operating Instructions Technical Parameters Your Partner for Network Analyzing ...

Страница 2: ...KBR GmbH Am Kiefernschlag 7 D 91226 Schwabach T 49 0 9122 6373 0 F 49 0 9122 6373 83 E info kbr de www kbr de ...

Страница 3: ...the device and show how to avoid damage by means of proper installation and commissioning The manual is included in the scope of delivery of the device and must be accessible for the user at all times e g in the switchgear cabinet Even when the device is resold to third parties the manual remains part of the device Although we used the utmost care in assembling this manual we would like to thank y...

Страница 4: ...s made in this manual are checked on a regular basis necessary corrections are included in the next revision We appreciate your corrections and comments KBR GmbH Subject to change Danger means that death major injuries or damage will occur in case the appropriate safety measures are not performed Warning means that death major injuries or damage may occur in case the appropriate safety measures ar...

Страница 5: ...he device the connection chart must be observed see chapter Connection chart and the connection lines must be powerless Only use proper line material and watch the correct polarity when wiring In order to ensure proper and safe operation of the product it must be transported stored installed and mounted in accordance with the speci fications and operated and maintained carefully A device showing v...

Страница 6: ...testing before it is delivered For information on product liability please refer to our General Terms and Conditions for electronic devices The warranted properties of the device apply only if it is operated in accordance with its intended use Disposal Please dispose of defective outdated or no longer used devices properly At your request we will be pleased to dispose of the devices for you Produc...

Страница 7: ...Voltage Current 20 4 8 Main menu temperature 21 4 9 Main menu Module Management 22 4 10 Main menu Stages 23 4 10 1 Submenu Mode 24 4 10 2 Stage resonance frequency monitoring 24 4 11 Main menu Uh distortion factor for voltage 25 4 12 Main menu Ih distortion current intensity 26 4 13 Main menu Extras 28 4 13 1 Commissioning 30 4 13 1 1 Submenu Transformer settings 30 4 13 1 2 Submenu Target cosine ...

Страница 8: ...Mechanical data 58 6 10 Standards and Miscellaneous 58 6 11 Default settings after reset 59 7 Appendix 60 7 1 Temperature module connection chart 60 7 1 1 Terminal assignment 60 7 1 2 LED display 60 7 1 3 Additional modules function of the DIL switches 60 7 2 Relay module connection chart 61 7 2 1 Terminal assignment 61 7 2 2 LED display 61 7 2 3 Function of the DIL switches 61 7 3 Current measuri...

Страница 9: ...ld be lost in case of a power failure Inserting or replacing backup battery 1 Disconnect the device from the supply voltage 2 Lift the upper casing cover with a suitable tool e g a small screwdriver 3 When replacing a battery remove the empty battery from the clamp with the tool 4 Push the new battery into the clamp and make sure that it is inserted correctly and has the right polarity 5 Put the u...

Страница 10: ...nt to the voltage path must be observed During installation please also observe our notes on safety measures against overvoltage and lightning in the chapter Protective measures of this manual b Note The following points must be observed when connecting the device Energy flow direction Assigning measuring voltage input current transformer input When mounting the transformer observe the current flo...

Страница 11: ... For voltage supply see nameplate a Caution The coil voltage for the capacitor switching contactors and the measurement voltage have to be drawn from the same phase as only the measurement voltage is monitored to protect the contactors from direct resetting in case of short term monophase power failure ...

Страница 12: ...peration an acoustic or visual signal may be activated or a consumer shut down The contact is open as long as the device is currentless and if there is an active message Maximum switching capacity of 2A at 250V AC The relays for the control outputs share the same connection to the supply voltage These contacts are used as control outputs for the capacitor switching contactors In a currentless stat...

Страница 13: ...he correct cabinet assignment has to be set up Detailed instructions for this step are given in chapter 3 13 2 Settings under the item 3 13 2 1 Module display submenu 2 Configuring current transformer values For the compensation controller to function properly all current transformer parameters have to be set correctly Primary and secondary current of the transformer have to be set These parameter...

Страница 14: ...efault should be used only the parameters of the current transformer have to be configured 1 Configuring current transformer values For the compensation controller to function properly all current transformer parameters have to be set correctly Primary and secondary current of the transformer have to be set These parameters can be read on the nameplate of the current transformer In addition the ph...

Страница 15: ...mmediately which menu he is in The DOT matrix display is normally used to show measured values In some submenus this display area is used to show additional information to assist operation The text line corresponds to the function keys lying below it and is used to issue messages and text The interaction of key and accompanying display enables a very convenient operation which is self explanatory ...

Страница 16: ...nt Induced current cabinet 1 Induced current Induced current cabinets 2 6 Freq Power frequency Max Maximum values Module management Basic module display Cabinet assignment Module management Other module types Cabinet assignment Maximum values Temperature Temperature cabinet 1 Fan state cabinet 1 Maximum values Max Max Maximum values Cabinets 2 6 OTemp Over temperature switch off cabinets 2 6 Act A...

Страница 17: ... to 13th Cabinet 1 Max Main menus Submenus Stages Stage power stages 2 26 Operating cycles stages Overtemp switch off 2 26 Max Harmon U 3rd to 19th Harmon U Max Maximum values Harmon U 3rd to 13th Harmon I 3rd to 19th Cabinet 1 Harmon I Maximum values I total Cabinet 1 Max Maximum values Harmon I 3rd to 13th Cabinets 2 to 6 Max Harmon I 3rd to 19th Cabinets 2 to 6 Harmon I Refer to next page Opera...

Страница 18: ... Module management F3 Bus F1 Back Stage parameters Detuning Cabinet No Stage power Extra F4 Messages F2 Commissioning F3 Settings F1 Back Commissioning F4 Stages F2 Transformer F3 Target Cos F1 Back Settings F4 Service F2 Comm Display F3 System F1 Back Discharge time Detuning Detuning Discharge time Daylight saving time Stages F4 F2 Self learning mode F3 Stage parameters F1 Back Discharge time Dis...

Страница 19: ...ara Curr transf Commissioning status Reset Error status Enabling Switching behavior F4 Attenuation factors F2 Switching hysteresis F3 Switching times F1 Back Switching hysteresis Hysteresis Off Hysteresis On Attenuation factors Current Q fehl Voltage Temp Fan Hysteresis Switching threshold Inst Error messages Reset 1 Reset Extremes Reset Limits Reset 3 Reset measuring param Reset to factory sett E...

Страница 20: ...IT Perform configuration Freq Power frequency U ph n Voltage phase neutral conductor I ph n Current phase neutral conductor P9 Active power total three phase PQS 9 Active power reactive power apparent power total three phase Lim Limit DC Damping coefficient Module Module management YES Confirmation to save configuration NO Discard configuration SCAN Scan mode search mode for module search and EBUS...

Страница 21: ... X and not available 1 switching stage number stage is switched off and no stage power programmed no compensation stage other mode switched off L fan no compensation stage other mode switched on L fan no compensation stage other mode not switched no fault S alarm relay no compensation stage other mode switched i e fault exists S alarm relay Learn Learning function stage power Bus Bus parameters LC...

Страница 22: ...Switch damping The time set defines the interval between two switching actions Operating cycle limit When the set value is reached a message is issued The value is based on the details from the contactor manufacturer Switch off threshold Lim U Overvoltage switch off to protect the facility i e switching off the stages starts when the set limiting value is exceeded hysteresis 1 of the measurement v...

Страница 23: ... time after setting up the supply voltage for the multicomp 4D6 ESBSDS 1V1C6RO the menu Extras Commissioning is displayed as the start screen after the initialization phase This display is used for the Initial commissioning of the controller where all the necessary settings can be made a Note These settings are described in detail in menu 2 13 Main menu Extras 2 13 1 Commissioning ...

Страница 24: ...th and fifth menu lines Value display for the current menu Sixth menu line Navigation in the menu displayed cos 8 Actual Menu description P O N M Display hot key area I I I I I I I Continue with additional stages I I Display of the actual target cosφ I Display of the maximum value of the missing compensated power Scroll through main menu Display as example Main menu cosφ actual Stage mode Stage 1 ...

Страница 25: ...elay time As soon as the value is entered the status message E12 Facility too small is displayed in the Messages submenu refer to item 3 13 3 1 with a time stamp and kvar specification b Note The value displayed here is a mean value of the set alarm delay time I e this value and the maximum value of the missing compensation power can be different By pressing the M 7 button the following is display...

Страница 26: ... 62 Version 4 00 4 7 Main menu Voltage Current Menu description P O N M Display hot key area I I I I I I I Display induced current power frequency maximum value I I Totals for three phase apparent active reactive power minimum and maximum values I Display and processing for U I maximum value Scroll through main menu Display as example Phase voltage 231 V Apparent current monophase 152 A U I Actual...

Страница 27: ...enu description P O N M Display hot key area I I I I I I I Submenu Temperature modules 1 to 3 I I Display of overtemperature switch offs sorted by cabinet I Display and processing for maximum values sorted by cabinet Scroll through main menu Display as example Cabinet No 1 measured temperature 31 4 C Fan status switched on Max oTemp ...

Страница 28: ...Management Module management Menu description P O N M Display hot key area I I I I I I I I Additional module Display descending I Additional module Display ascending Scroll through main menu Display as example Module Temperature module controller basic module Cabinet assignment fitted in cabinet No 1 Ø ...

Страница 29: ... stages On Off Automatic mode I I Additional stages Display descending I Additional stages Display ascending Scroll through main menu Display as example Stages No and connection terminal Stage 01 terminal K1 at the basic module for the 1st additional module the description would be terminal M1K1 Stage type Capacitor stage Stage power 10 kvar Operating cycles 21 Overtemperature switch offs 3 Ø Mode...

Страница 30: ...ked from further use if it enters the critical range resonance frequency due to capacitance loss To unlock the stage go to the Menu Stage administration submenu Mode 3 10 1 1 Evaluating the resonance frequency a Detuning 5 5 7 or 8 5th harmonic is critical If the resonance frequency is bigger than 89 of the 5th harmonic the warning threshold is exceeded If the resonance frequency is bigger than 93...

Страница 31: ...Main menu Uh distortion factor for voltage Display as example Total harmonics of measuring voltage 0 7 Menu description P O N M Display hot key area I I I I I Continue to the 3rd and up to the 19th harmonic I I I Additional stages Display ascending Scroll through main menu Harm U Mom Max ...

Страница 32: ...u description P O N M Display hot key area I I I I Scroll through main menu Harm I b Note This menu is only available for induced current measurement has to be activated in the menu 3 13 1 Commissioning Transformer Induced current transformer Para Please check whether the induced current measurement module has already been scanned ...

Страница 33: ...0 Page 27 of 62 EDEBDA0134 3609 1 GB In case an induced current measurement is activated e g monophase induced current measurement the following window appears In case of a three phase induced current measurement the following window is displayed ...

Страница 34: ...comp Page 28 of 62 Version 4 00 Display as example Cabinet No 1 Induced current measurement three phase Harmonic total Id Harmonic currents L1 11 A Harmonic currents L2 11 A Harmonic currents L3 11 A 4 13 Main menu Extras Menu description P O N M Display hot key area I I I I I I I Display message message exists I I Settings communication display system service I Commissioning parameters Scroll thr...

Страница 35: ...6 c Voltage transformer i Primary voltage ii Secondary voltage iii Phase allocation 2 cosϕ Settings a Target cosφ for power consumption b Target cosφ for power recovery c Alarm cosφ for FTS message facility too small 3 Stages Settings a Auto configuration mode b Stage parameter i Stage power ii Cabinet No iii Discharge time iv Detuning reactor factor v Operating cycles vi Overtemperature switch of...

Страница 36: ...ary current the respective parameter for the current transformer must be given e g transformer 1000 5A means a primary current of 1000A and a secondary current of 5A The input field ranges from 1A to 99 99kA for a primary current and 1A or 5A for the secondary current For the Phase allocation of the series transformer the phase must be specified that is measured in the principal current e g phase ...

Страница 37: ...ary 400 V phase to phase voltage Secondary 100 V phase to phase voltage Variant 700 100 Primary 700 V phase to phase voltage Secondary 100 V phase to phase voltage 4 13 1 2 Submenu Target cosine The target cosine submenu contains the following items 1 Target cosφ for power consumption 2 Target cosφ for power recovery 3 Alarm cosφ message when Alarm cosφ is not reached after set alarm delay time ha...

Страница 38: ...ing the auto configuration mode is however 1 Measurement via a connected series transformer 2 Alternatively measurement via induced current transformer and current measuring module multisio 1D2 4CI 3 Correct programming of the primary and secondary voltage and of the phase allocation 4 Correct programming of the primary and secondary current and of the phase allocation 5 Correct programming of the...

Страница 39: ...net No M Module No Modulemultisio 1D2 4RO K Capacitor stage output QI Compensation power of stage in kvar F Stage detuning in te Stage discharge time in seconds K J Cursor for stage selection with î or Ø Description of special outputs K5 S configuration as capacitor stage Menu 3 13 Extras Commissioning Stages Stage parameters After pressing button N stage the following is displayed in the hot key ...

Страница 40: ...by pressing M Para and EDIT You can only choose between fan and stage or alarm relay stage and fan Subsequently leave the configuration menu by pressing P repeatedly and accepting the changes by pressingN Yes 4 13 2 Settings Menu description P O N M Display hot key area I I I I I I I Service I I System I Modules display Return Settings Mod Syst Serv ...

Страница 41: ...isplay The Modules display submenu contains the following items 1 ModuleManagement 2 Bus parameters 3 Display Language Under the item Module management the additionally connected modules relay module 1D2 4DO temperature module 1D2 1TI2RO and current measuring module 1D2 4CI are scanned deleted and configured ...

Страница 42: ...L switch S6 for modules multisio 1D2 4RO and multisio 1D2 1TI2RO or the scan button for module multisio 1D24CI refer to additional modules function of the module DIL switches The module is then detected by the controller and allocated to the relevant cabinet As soon as all additional modules are read the scanning mode is to be stopped by pressing M The list of modules can now be checked for comple...

Страница 43: ...a of the display P O N M Display hot key area I I I Assignment of switchgear cabinet No I I Return After pressing the button M EDIT the following is displayed in the hot key area P O N M Display hot key area I I I I I I I Configuring of switchgear cabinet No I I Deleting the displayed scanned mode I Continue with submenus 3 and 4 Return Submenu 3 Module detection flashing on and off Here the corre...

Страница 44: ...inet No I I Return Additional modules function of the module DIL switches Basic setting all switches to off Off On Temperature module If the switch S6 is set to On and switched to Off again the module will change to scanning mode S5 Off S5 On S1 no function S1 alarm relay on S2 no function S2 fan relay on S3 no function S3 no function S4 no function S4 no function 6 5 4 3 2 1 Off On Relay module I...

Страница 45: ... bus protocol on Modbus ASCII or RTU 4800 9600 or 19200 baud even odd or no parity b Note After adjusting the bus type Ebus or Modbus the controller is restarted i e all hooked up capacitor stages are discarded and hooked up again With the item Display Language the settings for the external LCD display and the user language German English can be selected In addition the time setting can be made he...

Страница 46: ...s in the hot key area of the display Menu description P O N M Display hot key area I I I I I Edit Setting time and date I I I Daylight saving time settings Return Parameter time date time ss mm and date dd mm yyyy Language Menu description P O N M EDIT Display hot key area I I I Set user language German English I I Return Runtime clock Menu description P O N M Clock Display hot key area I I I I I ...

Страница 47: ...not been reached after the set time has elapsed Switching interval Input in seconds 0 to 10 sec Determines the interval in which the capacitor stages are switched on in case of missing compensation power in order to reach the set target cosφ Damping coefficients The damping coefficients 0 to 6 are used to reduce deviations in the display The measuring cycle of the controller is not influenced The ...

Страница 48: ...eded in a cabinet the temperature is used as a criterion for selecting the stage to be switched If several stages with the same stage power and detuning reactor factor are available for selection the stage with the higher cabinet temperature is preferred for switching off For switching on the stage with the lowest cabinet temperature is preferred The temperature is only used as a selection criteri...

Страница 49: ...he limit of the capacitor contactor operating cycles is used as an indication for customers that due to the number of switches accumulated the capacitor contactor could be worn out This message in no way influences the function of the compensation facility It is used merely as a maintenance instruction The limit of the harmonic switch off refers on one hand to the total of all measurement voltage ...

Страница 50: ...et to default settings A listing of the settings can be found in the attachment 5 Technical data Reset functions Menu description P O N M Display hot key area I I I I I I I continue to reset of limits extreme values stage parameters module parameters and reset to default settings I I I Commissioning Reset Return Parameters Reset commissioning reset limiting values extreme values stage parameters m...

Страница 51: ...tage 19th harmonic Display Bus Maximum Total of harmonic currents Bus Maximum Current 3rd harmonic Bus Maximum Current 5th harmonic Bus Maximum Current 7th harmonic Bus Maximum Current 9th harmonic Bus Maximum Current 11th harmonic Bus Maximum Current 13th harmonic Bus Maximum Current 15th harmonic Bus Maximum Current 17th harmonic Bus Maximum Current 19th harmonic Bus Maximum Power frequency Disp...

Страница 52: ...ne service information Password protection Parameters Code 4 digit number combination release code 9999 all device functions are available Minimum Active power Display Bus Minimum Reactive power Display Bus Minimum Temperature value main unit Bus Minimum Temperature value module 1 Bus Minimum Temperature value module 2 Bus Minimum Temperature value module 3 Bus Minimum Temperature value module 4 B...

Страница 53: ... messages 2 Error state 3 Relay stage switch off Under the item current error messages error messages are displayed that are temporary and do not have to be acknowledged since they are shown for only as long as the error occurs An exception to this is the message FTS facility too small which is both displayed as an error message and a status message Under the item Error state messages are shown th...

Страница 54: ...d Alarm relay E36 Relay module 4 cannot be reached Alarm relay E37 Relay module 5 cannot be reached Alarm relay E38 Temperature module 1 cannot be reached Alarm relay E39 Temperature module 2 cannot be reached Alarm relay E40 Temperature module 3 cannot be reached Alarm relay E41 Temperature module 4 cannot be reached Alarm relay E42 Temperature module 5 cannot be reached Alarm relay E43 Induced c...

Страница 55: ...if necessary wrong programming If the values on the nameplate match the configured stage power repair the stage The error message E27 Check fuse is displayed if the current consumption of the facility the cabinet in which the measurement is performed does not change when a stage is switched on If the value does not change when a stage is switched off the message E29 Contactor defect stuck is displ...

Страница 56: ... I I Display and processing induced current transformer cabinets 1 to 6 I Display and processing for main current transformer Return 5 1 Set transformer After pressing the button O Ÿ the following display appears in the hot key area of the display Menu description P O N M Display hot key area I I I I I I I Display and processing for voltage transformer I I Display and processing induced current tr...

Страница 57: ... I I I I I Leave settings menu and save I Scroll through lines in the value area Leave setting menu without saving b Note The settings for the voltage transformer are identical After pressing button N Ÿ Ie the following is displayed in the hot key area P O N M Display hot key area I I I I I I I Configure induced current transformer cabinet 1 I I Continue with cabinets 2 to 6 I Select induced curre...

Страница 58: ...area P O N M Display hot key area I I I I I I I Start configuration I I Continue with cabinets 2 to 6 I Select induced current measurement monophase or 3 phase Return 5 2 Set Target cosφ After pressing the button N cos the following is displayed in the hot key area Menu description P O N M Display hot key area I I I Processing target cosine consumption recovery and alarm cosine FTS I I Return Afte...

Страница 59: ... 1 7 times the value of the capacitor power If the fuses do not hold despite their being correctly selected the groups must be checked individually for excessive current input and for defective contactors Undercompensation all stages are switched on The existing facility is not sufficient e g due to new inductive consumers Please contact your local representative extend your facility See the cover...

Страница 60: ...entilators on at 28 C Temperature monitoring switches facility off via controller at 55 C Clean filter mats depending on how dirty they are Visual inspection of capacitors for leaks a reliable encapsulation of the dielectric is a prerequisite for the long life of the capacitor Examine the current input and capacitor terminal voltage every three months Inspect the reactive energy consumption by mea...

Страница 61: ...Operating instructions multicomp Version 4 00 Page 55 of 62 EDEBDA0134 3609 1 GB 5 4 Connection chart measuring voltage PH PH For voltage supply see nameplate ...

Страница 62: ...total three phase Units W kW MW TW display is switched automatically Measuring range 0 00W to 200TW Reactive power Calculation ind cap Qtotal distinction between ind cap Units Var kvar Mvar display is switched automatically Measuring range 0 00VAr to 200TVAr cosφ fundamental shift Calculation ind cap cosϕ distinction between ind cap cosφ in the display Measuring range cosφ 0 1ind 1 0 1cap Power fa...

Страница 63: ...ons acquisition time 550 ms Power supply 85 to 265V AC DC 15VA Measuring voltage input UPH N UPH PH 57 75V 289V 347V AC 100V 500V 600V AC over 500V AC PH PH to 30 00KV AC PH PH with voltage transformer auxiliary Direct impedance at least 2 5 MOhm Measuring range programmable Temperature input Measuring range 20 C to 100 C 2 C Connection for PT1000 temperature probe Measuring input for current 0 05...

Страница 64: ...5 Device MULTIMASTER or interface adapter terminal 90 Pin see software manual terminal 91 A Pin A see software manual terminal 92 B Pin B see software manual Top hat rail device Housing measures 90 x 106 x 61 mm H x W x D Mounting type Wall mounting on DIN rail 7 5 mm deep in accordance with DIN EN 50022 Suitable for distribution board mounting Weight approx 650g Environmental conditions Standards...

Страница 65: ... 50 C hysteresis 5 C Operating point emergency off 55 C hysteresis 5 C Idle time 30 sec Alarm relay time 1200 sec Alarm relay Break contact Hysteresis connection 100 of smallest available stage Hysteresis disconnection 100 of smallest available stage Switch attenuation stage interval 8 sec Switching cycle limit 80 000 Stage power No stage power programmed Stages Facility type standard Discharge ti...

Страница 66: ...elay idle state alarm LED2 Fan relay on relay switched on fan on LED3 No PT 1000 connected line open LED4 No PT 1000 connected line short circuited 7 1 3 Additional modules function of the DIL switches Off On Basis setting all switches to off If the switch S6 is set to On and switched back to Off after approx 3 seconds max 6 seconds the module will change to scanning mode S5 Off S5 On S1 no functi...

Страница 67: ...s b Attention The multisio 1D2 4CI may only be operated with series connected current transformers The transformers may not be grounded secondarily Up to the 690V network phase to phase voltage the connected current transformers have to be designed for a test voltage of at least 2500VAC for 1 minute IN OUT Module bus supply voltage LED5 operating voltage Off On Basis setting all switches to off If...

Страница 68: ...Terminal 23 transformer connection l 2 Terminal 24 transformer connection k 3 Terminal 25 transformer connection l 3 Terminal 26 transformer connection k 4 Terminal 27 transformer connection l 4 b Note Connect the current transformers according to the terminal numbers i e transformer 1 to terminal 20 21 transformer 2 to terminal 22 23 etc 7 3 2 LED display 7 3 3 Function of scan button By pressing...

Страница 69: ...ungsvor schläge Bitte geben Sie die betreffende Anleitung oder Druck schrift mit Versionsnummer und oder Ausgabestand an If you come across misprints in this user manual or prin ted material please take the time to notify us We will also be glad to hear your ideas notes and suggestions for improvement Please identify the user manual or printed material in question with version number and or revisi...

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