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1. 25 The panel is used to manage primary and secondary windings In particular you are completely free to choose a secondary distribution system for starting a new section of the network DOCWin has no limitations in management of distribution systems When the calculations have been done the program checks that the type of winding distribution system and number of phases are compatible with the calculated power flow DOCWin automatically calculates the rated power of the transformer in order to supply the loads It is possible to set the transformer rated power short circuit voltage and losses The drop down boxes already contain appropriate data values which can be modified In this case we have to lock this choice by pressing the padlock icon This locking prevents the values that have been set from automatic modification by the program during automatic network calculation procedures Data relating to short circuit losses can be entered in kW by pressing Help Losses calculation Ea Losses 1 2 14 48 Rw Cancel The interface manages the transformer plugs in order to have an appropriate voltage level on the secondary side In this case you have to select the Plugs check box and insert the upper limit in per cent of the rated voltage the lower limit in per cent of the rated voltage the step in per cent of the rated voltage After t
2. USER MANUAL CONTENTS GENERAL APPEARANCE General appearance Commands and menus Toolbars Command area and command line Online help and ToolTips General information Warnings Colours Advanced settings STARTING TO WORK WITH DOCWin Start DOCWin Defining a prototype Saving a prototype Starting a new project Opening an existing project Exporting Exporting a drawing in AutoCAD DWG DXF format Exporting the data of the project in DMB or C A T s format Saving a project Exiting DOCWin PAGES Sheets Management SELECTION Selecting an object Selection groups Select EDIT Cut Copy Paste Duplicate Move Rotate Erase Undo step Redo step Move object data Edit object data Renumbering Smart modify VIEW Zoom In Out Pan Redraw TEXT MANAGEMENT Text Modify or Edit Text Text style MACROS Saving a macro Inserting a macro OBJECTS Utility Generator Two windings transformer WWWWWWHN AODAHDAOoi hA SL Three windings transformer Generic impedance Cable Cable dimensioning Methods used to dimension phase conductors Optimization of neutral or PEN conductors Dimensioning of PE conductors Parameters used for dimensioning Results of dimensioning Verification Busway Busbar Connection Incoming feeder Outgoing feeder Circuit breaker General Circuit breaker selection Plant properties Short circuit currents Fuse General Fuse selection Disconnector General S
3. Length of the initial section of conductor before the first branch b Length of intermediate sections between two branches which are all equal to each other c Number of intermediate branches d Current required by the last branch If Power factor of the last branch cos F Current required by intermediate branches same for all branches IU Power factor for intermediate branches same for all branches cos U Grounding resistance only if distribution system is TT HMultibranches cables properties L5 Dimensioning Total length fal 100 rn a i A CosPhiF Starting length b J20 m lu iS Partial length fe 10 Im CosPhiU El Grounding ty Loads number id resistence Rt f Ohm Cancel To make it easier to enter data use the buttons with calculator icons to access an interface The program uses these data to calculate the length of the final section before the last branch and can then continue with dimensioning The multibranch cable is dimensioned with a uniform cross section and the voltage drop is calculated taking the successive current taps into account 66 Me B DISTRIBUTION BUSWAY The distribution busway describes distributed loads supplyed by a busbar trunking system The calculation method is not different from the one used for busway However is necessary to specify some further data In particular with reference to the figur
4. Short circuit currents IEC 60909 1 Max W Used LLL rms 4 06 kA 10 k LLL peak 586 ka 5s kA LL fem 35 Al 13 52 kA LL peak 5 07 k BO k LM rme 1 98 k f 38 kA LN peak Se se A EENS i We he fi VEZ KA PE peak fo kA lhe ea Min Sirs ika ke ee frees z kes ke Seime DOCWin uses the following method to calculate maximum and minimum short circuit currents Symmetrical components method Standard IEC 60909 1 Standard IEC 61363 1 The symmetrical components method is used to calculate the value of the symmetrical short circuit current and the maximum and minimum peak value Standard IEC 60909 1 applies to calculation of short circuit currents In alternating current AC low and medium voltage three phase networks In high voltage three phase AC networks with rated voltage up to 380 kV and frequency 50Hz or 60Hz Standard IEC 61363 1 applies to calculation of short circuit currents in shipboard installations and fixed or moving marine platforms with exclusively radial networks Select the Used box to enter the values required for short circuit currents DOCWin does not allow you to enter a value lower than the calculated value 4 FUSE General The fuse interface consists of two panels 47 Fuse selection Plant properties Short Circuit currents DOCWin automatically chooses a fuse once automatic calculation and dimensioning have
5. left to right EDIT menu Renumbering 16 17 To renumber objects e Initiate the command iS SMART MODIFY EDITmenu Smart Modify The SMART MODIFY command allows you to move or rotate one or more objects at a time and from time to time suggests the most appropriate action The name of the command just chosen by the function is constantly displayed above the mouse pointer based on the position of the mouse with respect to the object If the pointer is sufficiently close to the symbol insertion point the SMART MODIFY command suggests applying ROTATE to the object however if the point is either on the object but not near the insertion point it suggests applying MOVE When a number of objects are selected at the same time only the command MOVE will be applied L2 wr 400 LLLA TT Sposta Move Ruota Rotate In the specific case of BUSBAR the command suggests STRETCH when the pointer is near the end of the busbar and MOVE when the pointer is near the busbar but not near either end In the illustration you can use the command STRETCH to increase or reduce the length of the busbar ove ea Teton Stira Stretch VIEW el ZOOM IN OUT The ZOOM command allows you to zoom in enlarge and zoom out reduce on the display in the drawing area DOCWin allows you to set various types of zoom by defining a window containing a detail of the drawing by displaying the whole drawing or by setting an
6. Click on Finish to size automatically the busway In this case the protection of the busway is also checked by the program In particular DOCWin verifyes the specific let through energy and the peak of the protecting device at the maximum short circuit current Click on the Used check box to insert a load current manually and to size off line the busway In this case clicking on Next is possible to read the results DOCWin proposes all the valid busways ordered by price The user can filter the proposed solutions according by conductive material Cu or Al cross section of the neutral conductor 50 or 100 of the cross section of the phases conductors the type of PE conductor Case or Bar In the lower part of the window are shown further results resistance and reactance Carrying capacity voltage drop losses case working temperature specific energy of phases neutral and PE the maximum and the minimum value of the short circuit currrent Eijan HW Ej Fisz Fiii Haaa FE a 6 6 we e Coe a gy i B su 624 4 more Cu A ef 3 2 Resistance A EEE pror Preses pas Mis Fieactance OE7 poing Meube pa o i le e ay PE E Hes Te iras Fr Shoal oroa oua mir _ i teeter S5 i omen site Dusk A Fre J Cancel t BUSBAR The busbar object represents a network power flow switching node In the Busbar properties panel set the demand factor coefficient an
7. Liv oicadl teeedie EIST i T Hy Pune srinhual Curerd i Li dormers Faded S Cee Sy i EA Haig ey Haed prm beaches Cpr fi r pee i zakion kacir oF 90 i The window displayed has three sections 1 A tree containing a list of objects or project settings 2 A specific panel containing variables and settings relating to the object selected in the tree Each of these configuration panels is described in detail in the sections relating to those objects or settings 3 A panel that allows you to select whether or not you want to use the default values Do not use default values The program ignores the values set as default if this option is selected specific data must be entered for each object or variable used in the project Use default values The program displays and uses the values set as default Use last values set as default The program displays the last values used The configuration so obtained can be saved in a specific prototype file SAVING A PROTOTYPE FILE menu Save prototypes To save a new prototype e Initiate the command Save prototypes Hanage user prototypes X example Description Format A4 210297 Scale 1 1 Unit rarm Orientation landscape Nee preteatype Name Saris M eae paper sethnoe dialog ehendoeded Eal M Open last opened drawing when JPCAD starts Remove prototype OF Cancel Help e When the dialogue box appears type the name in the Name field Check the
8. Pp T 10 c k d 4 1 x By the following formula the power values that can be applied inside the PTTA is obtained Pd Pp Pv According to IEC 439 1 and CEI EN 60439 1 Standards the temperature rise of the air inside the PITTA should be compatible with the service conditions of the single components For example PVC insulated cables having service temperature of 70 C should not be installed in environments with a temperature exceeding 60 C All that is valid also for the protection devices The max service temperature at which the ABB SACE circuit breakers should be installed is 55 60 C Therefore the temperature rise of the air inside the PT TA should not exceed 60 C Unless otherwise specified the ambient air temperature outside the PTTA is the air temperature indicated for indoor installation of the PTTA average value over 24 h of 35 C If the ambient air temperature outside the PTTA at the place of use exceeds 35 C this higher temperature is deemed to be the ambient air temperature of the PTTA Switchboard thermal analisys The panel Switchboard thermal analisys shows the enclosures of the project Choose an enclosure to show the list of the equipment Taah hija Pai ai teh yi Caah and mea Piaget iF width id m Aieeti Loraine fE T Danih ag m Fiskeri Fegi boa the ara a npase cicin m oF4 Diii a G Sepuabe eractoinne detached on all tide doer Ce C Copat ankins bor marroni Tus Fisted leo ack detach
9. Short circle at E Selected disconnector D E3 S MS 1250 3P F Select disconnector This panel is used to select the properties of the disconnector and the protection device capable of protecting it from short circuit and overload The type of disconnector is selected in the Features panel Derived from MCCB is a disconnector from the Isomax moulded case range Derived from ACB is a disconnector from the open Emax range of circuit breakers Standard OT OETL series disconnector The Service box lists disconnector usage categories according to table Il 2 of the Standard CEI EN 60947 3 The Protection against box displays and sets devices which are to protect the disconnector from short circuit and from overload If Automatic is selected DOCWin will choose the disconnector automatically coordinating it with the circuit breaker immediately upstream or with a number of circuit breakers if the disconnector is supplied from both sides If you deselect Automatic you can tell the program which circuit breakers to consider for protecting the disconnector the Se ect button allows you to select circuit breakers directly on the schematic that has been drawn Protection Overload protection Protected by LIF 1 bd Shork circuit protector Protected at 1st terminal by Fort Protected at 2nd terminal by lt none gt indiect contact protection Cancel Pick gt You
10. conductive parts trip current within 5 seconds of the protection device that can be measured from the trip characteristics of the device itself TN distribution system Z 1 SU where Zs impedance of the fault ring which consists of the source conductor active up to the fault point and protection conductor between fault and source Uo rated voltage between phase and installation earth la trip current of the protection device within a defined time in relation to rated voltage Uo or for distribution circuits and in other conditions specified by the standards a standard time not longer than 5 s if a pure residual current relay is used la is the differential current lan 42 IT distribution system The standard specifies that the circuit must be broken if a second earth fault occurs in the following way a when the exposed conductive parts are earthed in groups or individually conditions for protection are similar to those described for the TT system b when the exposed conductive parts are interconnected collectively by a protection conductor the specifications relating to the TT system apply in particular when there is no neutral check that 7 gt ies ie when there is neutral check ZS a where Uo is the rated voltage between phase and neutral U is the rated voltage between phase and phase Zs is the impedance of the fault ring consisting of the phase conductor and the circuit protection conductor Z s i
11. of the horizontal cross section of the compartment Calculation procedure For all types of enclosures specified in the Standard the calculation of the temperature rise of the air is carried out in cases according to IEC 890 and CEI 17 43 Standards using the following procedure 1 Determination of the effective cooling surface Ae of the enclosure is the sum of the individual surfaces Ap multiplied by the surface factor b This factor takes into account the heat dissipation of the individual surfaces according to the type of installation of the enclosure Table Ill Ae X Ao b 2 Determination of the internal temperature rise of the air at mid height of the enclosure the calculation is carried out according to the formula Tos k d Pd where k enclosure constant fig 3 fig 5 fig 7 d temperature rise factor for internal horizontal partitions inside enclosure table IV Table V Pd effective power loss of the equipment installed inside enclosure x exponent Table l 3 Determination of the internal temperature rise of the air at the top of the enclosure the calculation is carried out according to the formula T1090 C Tos 86 87 where c temperature distribution factor It determination varies with the design and installation of the assembly as follows a A gt 1 25 m without ventilation openings c is depending from Figure 4 where f is defined as follows f h4 1 35 Ab where h enclosure hei
12. 5 A Voltage 400 Min lz g A Switchboard temperature Number of adjacent CBs Reference standard Installation zone Impulse withstand voltage f EC 0947 2 C IEC 60898 Household gt 2 5k Short circuit breaking capacity C Load se 4k oad f ics Icu C Distribution gt Bry Short time withstand current fei 0 Ke Distribution system W Neutral disconnected ie TT I Neutral protected fo Hee TH 5 life C IT TH C On line arrival Oki Cancel lb current is the current which crosses the circuit breaker The value calculated by DOCWin is shown in the box on the left select the Used box to enter the value desired this option is useful for off line circuit breaker selection Minimum Iz is the minimum carrying capacity of protected objects DOCWin allows you to choose a circuit breaker which complies with standard IEC 60947 2 circuit breakers for industrial use and with standard IEC 60898 circuit breakers for domestic and similar use Standard IEC 60947 2 defines the maximum breaking capacity leu and service breaking capacity les while standard IEC 60898 defines the rated short circuit capacity len and service capacity les If necessary you can define a short term withstand current To make the right choice you should take into account the temperature of the switchboard on which the circuit breaker will be located for circuit breakers for domestic and simil
13. Negative equence reactance saturated value ae 0000 eo sequence reactance 0117 4 Direct axis subtransient short circuit time constant Td riz Direct asis transient short circuit time constant Td iso me Accessible field windings The panel is used to enter machine parameters which are used to calculate load flow and short circuit Data relating to machine power can also be entered by pressing the Help button next to the data Data relating to stator resistance can be entered once you know the continuous DC time constant which you can find by pressing the appropriate Help button A critical factor in obtaining a correct load flow calculation is choosing whether the generator will run with constant active and reactive power PQ Source option or constant voltage and active power PV Source option The Browse Database command allows you to select generator data from a standard database or from a user database To make it easier to identify the generator you want the database displays alternative low and high voltage machines allows you to choose the type of generator and allows you to sort the list of generators by two user selected criteria 24 DOCH iia BG TRE Drs a M A generator can be added to the user database simply by entering the data assigning a name in the Model box and pressing the Save to database button 8 TWO WINDINGS TRANSFORMER 2 Aiming lint el
14. Shork circuit protection Protected at 1st terminal by OF1 Protected at 2nd terminal by lt none gt dec contact protection The Select button allows you to select circuit breakers directly on the schematic that has been drawn 56 The Selected CB panel displays the current pure residual current relay and locks the choice made with the padlock In this mode DOCWin will no longer be able to modify the choice of pure residual current relay if it should become necessary to redo the calculations in the project refinement phase Nota bene Keep a note of the objects that have been locked using the padlock DOCWin will not modify the choice even if the objects become unsuitable in view of modifications made to the network after they have been locked The current pure residual current relay can be changed by pressing Select Select pure residual current relay Selection criteria Proposed Fe64 204 30m AC 4P FRE4 1004 30nd AC 4P Fe 4 S04 30rd 4P Fef4 1004 30m 4 4P FRe4 1254 30nd AC 4P Wg Fef4 1254 30rd 4 4P Fab4 254 30rd AC AP Fb4 404 30m AC 4P Free selection Fab4 634 30rm4 ALC 4P Farg 254 30m4 4 4P Ree R N D oan A O mn E a The choice of pure residual current relay can be made by selecting one of the two criteria in the top left part of the panel Apply filters Free selection If you choose Apply filters DOCWin will display all pure residual current relays that
15. The rated system voltage Ue for switchgear 4 3 1 1 IEC 60947 1 is the voltage value which together with the rated system current defines the use of the system itself and to which applicable tests and category of use refer In this case the reference value is the voltage between the phases Voltage and power values are inherited from the Motor panel The short circuit current to be considered can be the one calculated by DOCWin or you can select Used and enter it in the appropriate box The Apply command enables changes that have been made Mater M52 Har Duzu Co cedination and protection F Crei and pen peed w P mw P E Ew Ik LLL jos paj issi E fd kA ppi Prao i earn Dimer bpt L Her Diui r Citidin ip Type 2 Cani heie pa BO FEI 20 Digong T Contact LAD fer yep cessos pa kra Danisa Y po 5 alip clearance mnl TFarfaal shiny TA aS Caki Poo Seciien of the Zla arira cable S san rit ae Protection type starter type and co ordination type are chosen from the drop down menus with the same names A DOL starter system is able to start and accelerate the motor at normal speed protect it from overload and disconnect the supply when necessary The type of service affects the properties of thermal release in particular the trip class for example normal starts require a type 10 or 10A trip class while particularly heavy starts require type 20 or 30 trip class In TYPE 1 co ordination the co
16. a Standard database containing data about ABB production motors and a User database which can be created by you To enter data about a motor into the user database complete all fields including Mode and use the Save to database command The standard database is not modifiable The Browse database command brings up the Motor database window in which you can browse both the user and standard databases to choose motor features Use the Sort and Erase commands to manage both databases 62 Motor database User database Sark by WT fr Pha Pr eta IIrlr Cosfir p Cost st st up MWB 71 MZA 400 450 3 USF OFT amp 0 5 0 15 5 73539 MeBA 71 M26 400 450 4 0 55 O74 6 1 0 82 0 15 r 38043 MeBA SOM A 400 450 3 0 75 Oe 6 0 56 0 15 3 94614 z2BA SOM B 400 40 4 11 0802 Ff 0 55 0 15 16 3033 MeBA 3052A 400 450 3 15 086 7 0 55 0 15 21 8504 M2BA 90 Le A 400 40 4 22 Ode F 0 84 0 15 1 44 M2BA 100 L2 4 400 40 4 3 085 H 0 56 0 15 41 4162 WBA 112 b2 A 400 450 3 4 0 56 f 0 59 0 15 52 0018 MeBA 13252A 400 40 4 5 5 0 886 7 0 58 0 15 ri 2r20 MeBA 132 52B 400 450 3 m5 0899 7 0 59 0 15 34 7085 M2BA 160 MA 400 40 4 11 0912 BS 0 58 0 15 124 634 MBA 160 tl 400 450 3 15 0917 6 amp 6 0 9 0 15 173 142 MeBA 160 L 400 40 4 16 6 0924 73 0 91 0 15 231 525 MBA 180 tl 400 450 3 ef U92 fe 0 59 0 15 276 019 z2BA 200 MLA 400 40 4 30 Ose OFS 0 58 0 15 305 412 MBA 200 MLB 400 450 3 3
17. a very wide range of word processors Calculations report E atabase for the report E bjects Cables Capacitor banks Circuit breakers Contactors Disconnectors Pure residual current relays SC Currents IEC 6099 1 SC Currents IEC 61363 1 SC Currents symmetrical componer Trafo 2 windings Trafo 3 windings Utility f Print previews To printer C OnATF file MODIFYING REPORT PRINTING FILE menu Edit report The Edit report command allows you to modify report printing which you can use to customize the settings of the template as you wish by inserting Fields Free text Lines and Logos 93 Ky OM HL Aia Heeler ch lera Fea Code d kee fa INSERTING AND CUSTOMIZING OBJECTS To insert a new field e Click at the point where you want to insert the new field e Select the New field command e A list of fields that can be inserted is displayed F Tensione nominale Fasi C Sistema di distribuzione C Potenza apparente nominale N Potenza attiva nominale N Potenza reattiva nominale MH CosPhi N Corrente assorbita N Fattore di utilizzazione N Resistenza di terra M Caduta di tensione M _ e Select the desired field and confirm by pressing Select To change the size of a field e Position the cursor on one of the sides of the field until the cursor changes shape and becomes 4 or e Move in the direction in which you want to modify the field holding
18. discrimination links Ib less than Ik greater thar 2 Be 0 4 Warming MW Check presence of protection objects lt Back Cancel Press Finish to initiate calculation of the network and automatic dimensioning of objects present 71 DISPLAY OF SHORT CIRCUIT CURRENTS After you have initiated automatic network calculation the short circuit current values calculated are saved in the panels for individual objects Busbar The Short circuit currents panel displays short circuit current values and the method of calculation used Busbar properties B3 Busbar Short circuit currerits m IECS0 AAE k 744773 ik ip 1153389 k 64 4998 k 103 4025 k Ik 746698 kay Ip 1234301 ka Ok Cancel Press Details to display all other short circuit current values requested by the calculation method chosen These values represent maximum values Detailes M ECS09 2 eB r3l7 Pou 2k nia kA C LN Ik rI kA c 1G Ip 119 2889 ka 1 Ome 2Ums rime irn Ib 76 4031 ka 6 0211 kal Z51474 jka 74BE84 kA Ide 16 3227 kA 151742 ika 105463 k 8 4806 k Ib sum r8 1272 ka TAB207 ka 75 8841 ka f5 3472 kA udi 3 78 Circuit breaker The Short circuit currents panel displays short circuit current values and the method of calculation used Maximum and minimum values are shown The minimum value corresponds to the smal
19. fi Zefe imeal me Further E Kes y Temperatura di lavoro Resistance R 131 780 ihm Phases at T 39e 006 FFs Reactanice s p200 mOhm Neutral 3 9E 006 APs ES ano A PE ARs ie 2 l Correnti di corto circuito ES Mast Let Power loss MERG Iw darimu k Conductors per phase r Tei 7 Hiniram k ceo ria PC Mote Carrying capacity correction factors Dettagli lt Back ra Values calculated are Phase conductor configuration up to four alternative solutions Neutral conductor configuration PE cross section Phase conductor current carrying capacity after application of appropriate correction factors Percentage voltage drop at the end of the line Cable resistance at working temperature in continuous service Cable reactance Working temperature in continuous service Power loss by cable Specific let through energy of phase conductors Specific let through energy of neutral conductors Specific let through energy of PE Maximum length protected against short circuit Maximum length protected against indirect contacts The values proposed for phase neutral and PE conductors can be changed by the design engineer even outside the range of solutions proposed after they have been changed the necessary verification is performed automatically and any problems encountered are displayed All values that can be changed can be loc
20. groups EDIT CUT COPY PASTE in this and other applications You can copy entities within drawings belonging to several DOCWin sessions or in other applications The selected entities are saved on the Windows Clipboard To cut EDIT menu Cut Function keyCTRL X The CUT command allows you to cut one or more entity to be pasted one or more times into another DOCW in session or another application while deleting it completely from the source application Er To copy EDIT menu Copy Function keyCTRL C The COPY command allows you to copy one or more entity to be pasted one or more times into another DOCWin session or another application To paste EDIT menu Paste Function keyCTRL V The PASTE command allows you to paste one or more previously copied entities using the COPY and CUT commands one or more times into another DOCWin session or another application oo DUPLICATE The DUPLICATE command allows you to copy one or more entity one or more times within the current drawing EDIT menu Duplicate To duplicate an entity one or more times e Initiate the command e Select one or more entities that are to be duplicated within the drawing and press ENTER to stop the selection process and continue with the command Determine the reference point of the entity to be duplicated by specifying a point e Specify the point at which the new duplicated entity will be positioned by left clicking e To duplicate the same object at
21. it only when it is positioned in the right place on the page To move a number of objects hold down the SHIFT key on the keyboard while selecting them once all objects to be moved have been selected drag the mouse while holding down the left button and keeping the keyboard SHIFT key held down Release the buttons when the move has been completed x To delete an object e Select the object you want to delete e Click on Delete ALIGNMENT AND TOOLS To position and align objects The reference grid is a network of points at equal distances from each other and is used to help you position objects on the page you are creating e To enable the Grid command click on the Hl icon in the toolbar The Snap function allows you to move objects only on points of the grid improving alignment e To enable the Snap SNAP command click on the L icon in the toolbar m Print preview To display print and check that the changes made are what you wanted use Print preview command N Before displayin rint preview you have to save the print template you have just modified gt PAGE SECTION The work sheet consists of a number of sections Front page is printed once at the start of printing Header is printed at the top of each page Heel contains data to be printed if there are multiple rows for example the body of an invoice or a transport document Footer ai is printed at the bottom o
22. option Invoke paper settings dialog when loaded to bring up the PAGE SETUP command when a file is created e Check the option Open last opened drawing when JPCAD starts so that DOCWin will automatically open the last file saved e Press Add to confirm and save the prototype file The file is immediately included in the alphabetical list in the box above the Name field and described in the Description box a descriptive text can be added in this box Close the dialogue box by pressing OK Each time the NEW command is initiated DOCWin will display a list of existing prototypes Select prototype Format A4 210297 cy Scale 1 1 Unit ram Orientation landscape Cancel Help STARTING A NEW PROJECT To start a new project initiate the command NEW which allows you to create a new drawing based on a prototype The drawing is automatically named ANONIMO ILE When it is saved for the first time you can assign a name of your choosing to the file see SAVE and SAVE AS commands FILE menu New Function keyCTRL N To start a new drawing e Initiate the command e If DOCWin is already running and the current drawing has not yet been saved a dialogue box appears so you can save it e Define the drawing sheet using the appropriate dialogue box and confirm with OK OPENING AN EXISTING PROJECT The command OPEN allows you to open existing drawings in ILE or AMB formats DOCWin native formats FILE menu Open Fun
23. satisfy the requirements set in the last stage with the number of poles and differential current chosen using the drop down menus with those names If you choose Free selection DOCWin will display all pure residual current relays available in the database compatible with the number of poles and differential current chosen Plant data This panel is used to set data concerning the plant in which the pure residual current relay is to be installed 57 Current I is the current that crosses the pure residual current relay The box on the left displays the value calculated by DOCWin if you select the Used box you can enter the desired value this option is useful when choosing the pure residual current relay off line You can enter the number of phases and distribution system Data are inherited from the network but can be modified 58 GENERIC LOAD The Load properties window has two panels Generic load Circuit Load Properties L2 Generic load This panel is where critical data concerning the load are entered Rated voltage Rated frequency Rated apparent power Rated power factor Utilization factor The rated voltage and frequency are inherited from the network while the other values are entered by typing in the appropriate boxes A help button allows you to calculate Known apparent power Rated active power and rate
24. the font you want to change e Click on the command Change font of selected element e The following window appears Font fz Font Font style Size hrial Regular li U Arial WT ital Lancel Bold F Aral Black Anal monospaced for F Arial Narrow F Bookman Old Style CG Omega twi I AaBbyyiz Script western This It a Truet ype fort This same font will be used on both vour printer and your screen e Define Font Style and type size font height is defined by point size e Confirm with OK A To insert a vertical line e Click on the point where you want to insert the line e Select the command New vertical line H To insert a horizontal line e Click on the point where you want to insert the line e Select the command New horizontal line J To change the size of a line e Position the cursor on one end until the cursor changes shape and becomes or I e Move in the direction in which you want to modify the line holding the left mouse button down and release it only when your have reached the size you want To move a line within a print template ze e Position the cursor on the line until the cursor changes shape and becomes e Drag the field while holding the left mouse button down and release it only when it is positioned in the right place on the page ial To insert a rectangle e Click on the point where you want to insert the rectangle e Select the com
25. 0936 73 0 59 0 15 467 992 b 2B4 225 5MB 400 40 4 45 0939 73 0 58 0 15 ete 4 Erase Cancel Circuit The circuit panel is used to modify the number of phases of the object or distribution system lf appropriate you can define the name of the switchboard in which the object and object grounding resistance are situated 63 After the automatic calculations the voltage and the calculated voltage drop are shown With regard to the distribution system and number of phases remember that when an object is drawn without being attached to another object it will be possible to enter the distribution system and number of phases if an object is drawn attached to another object present in the one line diagram it will inherit the distribution system and number of phases of the object already drawn Co ordination and protection This panel displays the components required for operation and protection of the motor DOCWin allows you to dimension the starter see 2 2 15 CEI EN 60947 1 i e all switching devices required to start and stop a motor in combination with appropriate overload protection 64 The starter proposed by the program is a DOL Direct On Line or Star Delta protected or combined see 2 2 8 CEI EN 60947 4 1 starter The following data are required to define the starter correctly Rated voltage Motor power Short circuit current Starter type Co ordination type Device type
26. 5 306 Stabilimenti Bergamo Frosinone Patrica FR Divisione Quadri e Sistemi di B T 26817 S Martino in Strada LO Frazione C de Bolli Tel 0371 453 1 Telefax 0371 453 251 Stabilimento S Martino in Strada Divisione Apparecchi Modulari 20010 Vittuone M Viale Dell Industria 18 Tel 02 9034 1 Telefax 02 9034 7609 Stabilimenti Vittuone MI Pomezia RM Divisione Prodotti per Installazione 36063 Marostica VI Viale Vicenza 61 Tel 0424 478 200 Telefax 0424 478 305 Stabilimento Marostica VI Divisione Carpenterie per Automazione e Distribuzione 23846 Garbagnate Monastero LC Via Italia 58 Tel 031 3570 1 Telefax 031 3570 228 Stabilimento Garbagnate M ro LC
27. E L 15000 Lit Deta 400 LLL SMagounded ak b 26 8 THREE WINDINGS TRANSFORMER bwireinge Trao TH1 3 varing Tiaka Hajasi E wy O Y winding teks Stes iugar sea N m am a fo Plug po ee E e a Pratt ruri Li LLP LLH Liga ere F 5 D heiban tiaia T fitt ins Lya kii E E Fi biag ciane am pva fisem pia ay j EA Si B5 m Daooglen Properties 1 2 Propet 1 Pipera 2 Dk 2000 hve Wert E zle F am E z e Lorsez 36 A Hek pa Hee je 6l Hele Grouchy iiaia fa ae The panel is used to manage primary secondary and tertiary windings In particular you are completely free to choose a secondary and tertiary distribution system for starting a new section of the network DOCW in has no limitations in management of distribution systems When the calculations have been done the program checks that the type of winding distribution system and number of phases are compatible with the calculated power flow DOCWin automatically calculates the rated power of the transformer in order to supply the loads It is possible to set the transformer rated power short circuit voltage and losses The drop down boxes already contain appropriate data values which can be modified In this case we have to lock this choice by pressing the appropriate padlock icon This locking prevents the values that have been set from automatic modification by the progra
28. F The formats recognised by DOCWin are file extension description DXF AutoCAD import export format DWG AutoCAD native format version 12 13 or 14 EXPORTING A PROJECT IN DMB or CATs FORMAT This command allows you to select and export a list of DOCWin components in order to read them using DMB 3 0 and C A T s 1 0 FILE menu Export to C A T s DMB Export f Whole drawing Select LC ADOCW inWvnonymous det Sfoglia The upper area manages elements to be exported all elements of the project or just those selected for the latter option select the objects to be exported The lower area allows you to choose the export format and to select the file path for saving the file for DMB or the project name for CATs NB in order to export a project to CATs the CATs program has to be installed SAVING A PROJECT The current drawing can be saved in DOCWin native format ILE and you can set a default path for saved files To save in DWG and DXF formats use the Export DWG DXF command By their nature these formats save only the appearance of the drawing rather than all the information contained in a DOCWin drawing such as layers line types supplementary non graphics data variables and others FILE menu Save Function key CTRL S To save the drawing If the drawing has already been named DOCWin saves only changes made since the previous version keeping the same name However if the drawing has not
29. L mi QF SS 1BO0PA2T2 LS 16 A1 F OF2 S75 1600PA212 L51 RIG F OFS S54 400PA212 L516 A QF453N 180 R50 M00 Ww 4AF 1 j Li pa F EE BE DI CI ci mI C E i Besa H H H 4 84 When a magenta curve has been selected you can edit the circuit breaker relay settings as shown in the figure below You can also identify the curve with a name as a default DOCWin suggests the name of the object itself and show the maximum short circuit current that are affected by the circuit breaker wee oe aye Hamama 85 SWITCHBOARD THERMAL ANALISYS SWITCHBOARD THERMAL ANALISYS TOOLS Menu Switchboard thermal analisys DOCWin allows the calculation of the temperature rise assessment by extrapolation for partially type tested assemblies PTTA of low voltage switchgear and controlgear In IEC 439 1 and CEI EN 60439 1 Standards in the series of type tests a temperature rise test is specified However for certain types of assemblies for which the performance of a temperature rise test is either not feasible or economically not justifiable a calculation of the temperature rise in the form of extrapolation from data found by tests on other assemblies may be made instead Such assemblies are then called partially type tested assemblies PTTA The factors and coefficients set out have been derived from measurements on numerous assemblies and the method has been verified by comparison with test results The meth
30. Specify the object to be added to the selection group e Continue with the command initiated Selecting an object before activating a command A selection group can also be created without initiating a command using one of the two methods described above If you initiate a command that asks you to enter an object to be selected i e Select object the selection group is automatically entered You can therefore work in either the order COMMAND gt OBJECT or OBJECT gt COMMAND Example lf you want to transfer part of the drawing onto the Clipboard so that it can subsequently be copied into another document with DOCWin in Ready mode define a point in the top right part of the drawing to be copied followed by a second point at bottom left The entities enclosed will be identified Er Select the icon ES The entities selected are now available on the Clipboard For consistency when describing subsequent commands we will describe selection of entities only within a command SELECT This command is used to save a selection group The selection group shown can therefore be brought up during the selection stage of a command by responding P or PREVIOUS at the prompt to select the entities Command SELECT To create a selection group e Initiate the command e Select the entities to be included in a selection group using the methods described in the appropriate paragraph e Confirm the selection with ENTER See also selection
31. al percentage load current increase Annual energy cost increase not caused by inflation Installation life years Depreciation rate Proximity effect factor Skin effect factor Metal sheath loss factor Armour loss factor Variable component of cost per unit length related to conductor cross section Euro m mm standards before modifying these values All parameters in the panel have been set at reasonable values Consult the reference OPTIMIZATION OF NEUTRAL OR PEN CONDUCTORS Neutral or PEN conductors are dimensioned in accordance with CEI 64 8 5 art 524 In summary for copper conductors and phase cross section up to 16 mm neutral cross section is equal to phase cross section for copper conductors and phase cross section over 16 mm neutral cross section is equal to the larger of 16 mm and half the phase cross section for aluminium conductors and phase cross section up to 25 mm neutral cross section is equal to phase cross section for aluminium conductors and phase cross section over 25 mm neutral cross section is equal to the larger of 16 mm and half the phase cross section DIMENSIONING OF PE CONDUCTORS PE conductors are dimensioned in accordance with CEI 64 8 art 543 Briefly for phase cross sections up to 16 mm and in the absence of mechanical protection maximum PE cross section is equal to the larger of 4 mm and the phase cross
32. alid busway ordered by price The user can choose filtering the proposed solutions according by conductive material Cu or Al cross section of the neutral conductor 50 or 100 of the cross section of the phases conductors the type of PE conductor Case or Bar In the lower part of the window are shown further results resistance and reactance Carrying capacity voltage drop losses case working temperature specific energy of phases neutral and PE 68 I CAPACITOR BANK The Capacitor bank properties window has two panels Capacitor bank Circuit Capacitor bank Properties C Capacitor bank Circuit Rated voltage vi 400 pe Rated frequency fr 50 Ha Rated apparent power i 30 kva Rated power factor Capacitor bank This panel is used to enter important data about a capacitor bank Rated voltage Rated frequency Rated apparent power Rated power factor Rated voltage and frequency are inherited from the network while the other values are entered by typing them in the appropriate boxes A help button allows you to calculate known apparent power Rated active power and rated reactive power rated current and rated power factor Apparent power calculation EPA Rated active power Pry kw Rated reactive power Or j14 5248 kvar Rated curent BBO Rated power factor 70 Circuit The circuit panel is used to modify the nu
33. an access them in a new drawing they have to be saved in a prototype see PROTOTYPE To create a new text style e Initiate the command e When the dialogue box appears type the name of the style to be created in the New style box e Confirm with New e Specify the font and style set fixed height if desired and check the style that will be shown in the sample box Bleck M Sirkeci T hiai e Confirm with OK To modify an existing text style e Initiate the command e When the dialogue box appears click on the text style to be modified and confirm with Change e Modify the style settings e Confirm with OK To modify a current text style e Initiate the command e When the dialogue box appears click on the text style to be modified and confirm with Change e Modify the style settings e Confirm with OK The modified settings will be applied to all text entered using this current style 20 To delete a text style e Initiate the command e When the dialogue box appears click on the text style to be deleted and press Delete e Confirm with OK To make another text style the current style e Initiate the command e When the dialogue box appears click on the name of the style which is to be made the current style and press Current e Confirm with OK All text that is entered will use the text style which has just been made the current style To rename a text style The name of a text style can be changed without changing i
34. ar use you should also take into account the number of adjacent circuit breakers The impulse withstand voltage specified by the standards varies according to the installation zone If you are allowed to disconnect neutral the Neutral disconnected box will be activated if selected a four pole circuit breaker will be chosen If you do not want to disconnect neutral but generally want to provide protection against earth faults select only the Neutral protected box in this case a three pole circuit breaker will be chosen but a toroid will be specified for the neutral conductor external to the circuit breaker Obviously if neutral is disconnected it will also be protected Data on the distribution system is inherited from the network but you can also set it 46 Selecting the TN C distribution system disables the Neutral interrupted box In this case the standards prohibit disconnection of the neutral conductor Short circuit currents The panel allows you to view and or set short circuit currents at the point in the plant where the circuit breaker is installed On the left values calculated by DOCWin are displayed based on the standard selected for the calculation On the right you can manually enter values higher than those calculated to perform interim dimensioning or to take account of the future development of the plant Circuit breaker a F2 x Circuit breaker selection Plant properties Short Circuit currents
35. ase neutral l t FFE l Time current Phase Earth l t FFF Specific let through energy Three phase l t FH Specific let through energy Phase neutral l t FPE Specific let through energy Phase Earth Picco FREREEE Limited current With reference to the figure below you can choose the objects to be shown by selecting the box next to the name and type of property to display by pressing the appropriate button The toolbar commands apply to the chart you have selected Left click on a curve to select it and make it current curve related toolbar commands then apply to that curve 82 oe ajajaj ajajaja Hmmm ES Hu acre a a A Time current cure LLL C GF S75 1A0PRZ12 L5IG AT OF2 575 160A 2151 Ane OF3 S7L1G00PA2121516 RI QFaS 75 E00R R21 2 15 ATH THI TH WEI WEZ peaj ierd beet yp ES e oe 2 r E rE i E m 2 B edhe hodie Commands applying to the current curve STE a DISPLAY OBJECTS displays the curves for objects which are protected or which protect the current object DISPLAY ID allows you to add an identification label for the current object to a drawing k DISPLAY ICC MAX displays a vertical straight line which shows the maximum short circuit current at the point of the network where the object is situated rosso El CHANGE COLOUR allows you to change the colour of the curve for the current object Sottile El CHANGE WIDTH allows you to
36. been initiated The fuse is chosen on the basis of default data concerning cable protection protection of individuals etc These data can be entered before automatic calculation is initiated according to project requirements using the PROPERTIES command The fuse can also be chosen off line without initiating the automatic calculation again by using the PROPERTIES command To select the fuse manually enter the type of fuse link gG general use aM protection of motors rated current and size Fuse FU1 Circuit breaker selection Plant properties Short Circuit currents Protection bp T utamatie Ts Cables O Pureresidual current relays D Disconnectors Selected fuse Select gt gt Fuse selection In this panel you select the objects to be protected and the protection functions to be implemented A fuse can protect Cables Contactors Disconnectors If you select Automatic DOCWin will automatically associate the fuse with the objects to be protected according to the following criteria an object to be protected against overload must be in series with the fuse it must be possible for a fuse to isolate an object which is to be protected against short circuit and indirect contacts from all sources of supply Utility and Generators If you deselect Automatic you will be able to press the button on the right of the category of objects to be protected and manually select obj
37. been named the SAVE AS command is displayed see below FILE menu Save as To save the drawing with the name The drawing can be saved with another name or in a different format e Initiate the command e When the standard Windows dialogue comes up enter the file name Confirm the change by pressing OK To set the path for the directory in which drawings are saved The program can set the path for the directory in which a drawing is saved making it possible to enter a customized path which is different from the default path e Initiate the SAVE or SAVE AS command e When the standard save dialogue box appears select the option Remember path which appears in the left lower corner of the window For all subsequent saves the Windows window will open in the directory shown EXITING DOCWin Exiting DOCWin means closing the active program session FILE menu Quit Function keyALT xX To exit DOCWin e Initiate the command e Confirm whether to save or ignore the last changes made to the drawing before exiting or cancel the operation of closing DOCWin PAGES SHEETS MANAGEMENT PAGES Menu SHEETS MANAGEMENT This command contains all functions relating to the management of pages for the project S bees murders Humbe Caption This new interface is used for a number of functions e The nsert button opens a dialogue box which is used to add pages to the project The same dialogue box is used for automat
38. can change the current disconnector by pressing Select The choice of disconnector can be made by selecting one of the following three criteria in the top left part of the panel Apply filters Ignore co ordination Free selection If you select Apply filters DOCWin will display all disconnectors that satisfy the requirements set in the last phase with the number of poles and version selected using the drop down menus with the same names The abbreviations used for the versions mean F fixed disconnector P plug in disconnector W withdrawable disconnector 52 If you select gnore co ordination DOCWin will display disconnectors that satisfy the requirements set in the last operation only with regard to type of disconnector type of service and with the number of poles and in the version selected from the drop down menus with the same names If you select Free selection DOCWin will display all disconnectors available in the database compatible with the number of poles and version chosen Select disconnector z E1 B MS 1250 3P F E1 BMS S00 3F F A Ghote coadiiaiar eo E2 BMS 1600 3P F a E2 BMS 2000 SP F E2 NMS 1250 3F F E2 N MS 1600 SP F E2 NMS 2000 SP F E3 NMS 2500 SP F Es S MS 1250 3F F Es S MS 1600 3P F Es S MS 2000 SP F Es S MS 2500 3F F Es SMS 3200 SP F Ea E4 H MS 3200 3P F Fo E4 HMS 4000 3P F EG H MS 5000 3P F E4 5 M5 4000 3P F EB HAMS 6300 3F F 53 Plan
39. cel Select gt gt For protection of people DOCWin applies the specifications of Standard CEI 64 8 4 article 413 according to the distribution system in a similar way to the protection against indirect contacts in the Selection of protected cables window The fuse chosen can be locked with the padlock In this mode DOCWin will no longer be able to modify the choice of fuse if it should be necessary to redo calculations during the project refinement stage Nota bene Keep a note of the objects that have been locked with the padlock DOCWin will not modify the choice even if the objects should become unsuitable in the light of modifications made to the network after the fuse has been locked 50 l E aisconnector General DOCWin automatically chooses a disconnector once automatic calculation and dimensioning have been initiated The disconnector is chosen on the basis of default data concerning the properties of the overload short circuit protection device These data can be entered before automatic calculation is initiated according to project requirements using the PROPERTIES command The disconnector also be selected off line without initiating automatic calculation again using the PROPERTIES command The disconnector interface consists of two panels 51 Select disconnector Plant data 051 Select disconnector Plant data Derived from MECE Derived from ACCE s Standard Hgejgad
40. change the width of the curve for the current object ii CHANGE VOLTAGE allows you to change the reference voltage for the chart and so to translate curves of objects which do not have the same reference voltage as the chart Commands applying to the current graph a ZOOM IN allows you to enlarge the zone of the chart you are interested in by identifying it with the mouse a ZOOM OUT allows you to enlarge the visible area of the chart by doubling it in size al ZOOM EXTEND extends the view to show the whole drawing 83 8 PRINT allows you to print the current chart COPY SETTINGS copies the settings and properties of objects drawn in other applications COPY copies the current graph into other applications L COPY TO ONE LINE DIAGRAM copies the current diagram and settings and properties of the objects shown onto a one line diagram When a curve has been selected it is displayed with a broken line to show that it has become the current curve In addition the list of objects in the left part of the panel is moved to the back and is displayed in the control panel for the current curve The control panel displays parameters which you can use to obtain the correct setting for the current curve The figure below shows the curve for two circuit breakers and a cable in a three phase time current chart Move the mouse over the chart to read the coordinates at top right poke ml a Sieh Wo es Co co Time tuani cure LL
41. circuit circuits in accordance with The symmetrical components method Standard IEC 60909 1 Standard IEC 61363 1 SYMMETRICAL COMPONENTS METHOD The symmetrical components method is used to calculate three phase two phase and short circuit current In three phase networks short circuit currents for asymmetrical faults are calculated using symmetrical component algebra the calculation is based on analysis of three independent circuits each with its own impedance without mutual coupling With this method the currents in each phase are obtained by superimposition of the currents of the three symmetrical component systems positive phase sequence system negative phase sequence system and zero phase sequence system The symmetrical components method is used to calculate the value of the symmetrical short circuit current which varies over time and maximum peak value STANDARD IEC 60909 1 Standard IEC 60909 1 applies to calculation of short circuit currents In three phase alternating current AC low and medium voltage networks In three phase alternating current networks with rated voltage up to 380 kV and frequency of 50 Hz or 60 Hz The calculation is based on the following assumptions the structure of the network is not modified throughout the duration of the short circuit arc resistance is not taken into account the contribution of three phase motors is taken into account under the appropriate hypothesis the c
42. conductors If disconnection of neutral is permitted the box Neutral disconnected will be enabled Distribution system data are inherited from the network but they can be set If the TN C distribution system is selected the Neutral disconnected box is disabled In this case the standards prohibit disconnection of the neutral conductor Finally in the Selected disconnector box you can see which is the current disconnector define its terminals and lock the choice if required using the padlock In this mode DOCWin will no longer be able to modify the choice of disconnector if it should have to redo calculations during the project refinement phase Nota bene 54 Keep a note of the objects that have been locked using the padlock DOCWin will not modify the choice even if the objects should become unsuitable in the light of modifications made to the network after the disconnector has been locked Na PURE RESIDUAL CURRENT RELAY The Pure residual current relay properties window has two panels Select Plant data Pure residual current relay monere GF5 E Select Plant data oo Protection relations I Automatic re AGeitet ital ett taneh ah fT Gane Gr otected Ee Hyeiradi Selected CB Ey Caneel Selecting a pure residual current relay This panel defines the features of the pure residual current relay the protection device capable of protecting it against o
43. cted directly on the schematic that has been drawn Pimected Abbe nE Free We Ree wG 41 As shown in the figure the Selection of Protection Cables command shows all cables which can be protected by the circuit breaker in question Select the type of protection DOCWin chooses the protection device on the basis of the conditions given in Standard CEI 64 8 4 article 433 ILb lt In lt l l lt 1 45 I where Overload protection ly system current rated current of the protection device continuous current carrying capacity l current that ensures effective operation of the protection device within a standard time under defined conditions DOCWin chooses the protection device on the basis of conditions in the Standard CEI 64 8 4 article 434 the breaking capacity should not be lower than the Short circuit protection presumed short circuit current at the point of installation the specific let through energy of the circuit breaker I t must be lower than the energy that can be withstood by the conductor K S DOCWin chooses a protection device with automatic interruption of supply on the basis of the conditions given in Standard CEI 64 8 4 article 413 relating to the distribution system Indirect contacts protection TT distribution system R lt gt where R sum of the resistance of the electrode and of the protection conductors of exposed
44. cting it first and then applying the appropriate editing commands or vice versa SELECTING AN OBJECT Selection groups A set of objects is called a Selection group When DOCWin asks for a Selection group the following message is displayed Select objects Note that the cursor changes from a cross hair pointer into a selection frame There are two different ways in which you can select a set of objects e selecting each object with the cursor e selecting the option F or WINDOW to frame the object in a selection rectangle which works in one of two ways depending on the order in which the two lines defining it are generated 1 from left to right the first point is to the left of the second only an object which is completely enclosed is selected The window is displayed as a broken line 2 from right to left the first point is to the right of the second both objects that are enclosed and objects that are intersected by the borders of the window itself are selected The window is displayed as a continuous line 1 punto 2 punto 2 punto 1 punto punto point First type of selection rectangle Second type of selection rectangle Objects contained in the selection group are displayed with a dotted line while the following message appears in the command line nentities selected k duplicates where n stands for the number of objects selected and k stands for the number of objects already selected Selection continues
45. ction keyCTRL O To open an existing drawing e Initiate the command e The standard Windows file opening window is displayed select the file you want and confirm with OK EXPORTING The export commands allow you to save a drawing in a format other than ILE EXPORTING A DIAGRAM IN AUTOCAD DWG DXF FORMAT The DWG and DXF formats are the de facto standard in the world of computer aided design so you will often find you have to open a DWG or DXF drawing and equally often you will have to save a DOCWin drawing in one of those two formats When performing these operations you should take into consideration that 1 in AutoCAD drawings text is drawn with a font used only by this program when importing DOCWin automatically creates a style with the same name as the AutoCAD drawing but using the system font of your computer which is typically Arial This is because the fonts used by AutoCAD do not correspond to Windows TrueType fonts It is recommended that you reduce this problem by using the TEXT STYLES command and associating a specific font with each style that appears in the dialogue box When converting files DOCWin minimises differences in text size although the appearance of the text will change specifically the font 2 different line types can be defined in AutoCAD drawings DOCWin will convert these line types into ones which are similar Unrecognised line types are converted to continuous lines FILE menu Export DWG DX
46. d reactive power Rated current and rated power factor Rated active power and rated power factor 59 Apparent power calculation ERO Rated active power Fr k Rated reactive power Gr ooo kwar Rated current Ir Ib4 9519 A Rated power factor SEES F ky Rated act j r ated active power Rated power factor cosg Cancel Circuit The circuit panel is used to modify the number of phases of the object or distribution system If appropriate you can define the name of the switchboard in which the object and object grounding resistance are situated Load L1 Generic load Circuit Description Switchboard Grounding resistance i ee Voltage 400 v Computed voltage 339 87 OOO v Max dV 2000 Computed dy rc 4 Phases Distribution system ALN So f LLL fT THES CLL fo eT C LH f IT T Cancel After the automatic calculations the voltage and the calculated voltage drop are shown With regard to the distribution system and number of phases remember that when an object is drawn without being attached to another object it will be possible to enter the distribution system and number of phases if an object is drawn attached to another object present in the one line diagram it will inherit the distribution system and number of phases of the object already drawn 60 BI notor The motor interface allows you to insert data about a motor and to displa
47. d switchboard name if any and grounding resistance Rated voltage phases and distribution system are inherited from the upstream object to which the busbar has been attached 37 Muzha a Once the automatic calculation procedure has been initiated the power flow Load Flow calculation results are displayed in the window voltage phase shift and current a Calculated short circuit current values are displayed in the Short circuit currents panel 38 E u fl LECT Dicer se The Details command displays all the other short circuit current values see section dealing with short circuit currents in CONNECTION This does not represent a real object It is an exclusively graphic entity which can be useful during drawing to allow you to avoid direct connection between two objects or parts of the installation and to increase spacing with respect to the predefined grid T INCOMING FEEDER This does not represent a real object It is an exclusively graphic entity which can be useful for drawing different parts of the installation on the page The properties panel allows you to name the object In practice the object Incoming feeder should always be associated with an Outgoing feeder with the same name This is the only way in which DOCWin can reconstruct the exact layout of the network 39 ea OUTGOING FEEDER This does not represent a real object I
48. e Plant general properties dialogue box and allows you to modify the rated utility voltage the distribution system and the number of phases If the utility is medium voltage the distribution system and number of phases do not have to be defined in fact DOCWin only handles an IT distribution system with no neutral You also need to insert data concerning the network contribution to the short circuit current If data on short circuit current are not available you can access the calculation interface via the Help button next to the box where the data is entered and enter data about short circuit impedance or short circuit power Ik calculation e row LL shot real mpedance Zk s236 El C Known LLL short circuit apparent power Sk 48497422611 MYA Cancel 23 GENERATOR Generator G51 Generator Circuit Model Turbogenerator A0000 000k A PY source PQ source gt Add to database Type fe ha r Ly Turbagenerator Rated voltage Wr 20000 E Rated frequency fr 50 Hz Rated apparent power Si 5000 kA o elp Rated power factor cosp 0 9 B Basic partecipation factor Fb 100 2 Stator resistance at 20 C Ra C c Help Direct asis subtransient reactance saturated value xd 000 2 Wuadrature axis sublransient reactance saturated o 20 5 Direct asis transient reactance saturated value d 130 Direct asis synchronous reactance non saturated d li oo
49. e and which is not present in the DOCWin list of objects The object interface allows you to enter the resistance and reactance of conductors which are present in the object compatible with the distribution system and number of phases which appear in the Circuif panel Data can also be entered by pressing the Help button Fy a IR and i 28 DA case 29 CABLE DIMENSIONING To dimension the line enter the data in the panel shown below and select NEXT DOCWin will try to define up to four possible alternative solutions with different cross sections and number of conductors in parallel per phase You can choose one of the four solutions all of which are valid and you can see in real time their effect on subsequent calculation results It is possible that in certain circumstances it will not be possible to find four valid results AN In that case DOCWin will display fewer than four solutions ooo 7 petra wi dala lil i Able piperis METHODS USED TO DIMENSION PHASE CONDUCTORS Thermal dimensioning DOCWin always dimensions phase conductors in such a way that in continuous service they never exceed the maximum working temperature set thermal dimensioning This dimensioning can be performed using one of the standards listed below Installations in buildings CEI 64 8 with reference to CEI UNEL 35024 1 Cavi elettrici isolati con mater
50. e below the necessary data are the total lenght L the position of the feed unit at the end of the distribution busway at L 3 at L 2 or at 2L 3 the position of the load Concentrated at the end load Uniformly spread load Concentrated at 2L 3 load the load current and the power factor the button Help allows to insert data in the most convenient way Distribution busway L1 Description pinocchio Calculation method Thermal dimensioning according to the standard JIECEO364 M Mad Load distribution Feed unit End feed unit amp Concentrated at the end load C Uniformly spread load Central feed urit Concentrated at 2L 3 load Load current s tu Help Ib Cos phi jas 4 BaCk Cancel Click on Nexf to insert the Oversize factor use this factor to force the inserted load current the Ambient temperature according to the CE EN 60439 2 standard the carrying capacity is given by the manufacturer at the ambient temperature of 35 C For different temperatures a correction factor given by the manufacturer is applied to correct the carrying capacity Data related to the circuit Phases and Distribution system are inherited from the net If necessary they can be changed connecting the distribution busway directly to a busbar 67 Distribution busway L1 Click on Nex to read the results DOCWin proposes all the v
51. e paper scale See ee ee ee Offset horizontally foo B as ss g vertically foo rom E g Fit printer page C Compose format from pages overtop f LO mm ot Eat zy No Paper section As mentioned earlier this section is used when you want to print the drawing without taking account of the dimensions of paper set using the PAGE SETUP command Select Print all when you want to print your own drawing to the maximum size available on the printer If you select Print window you can show Pick button a window on the drawing which will be printed at the maximum paper size By using Print in scale you can set a ratio between the unit used for the drawing and millimetres as printed The print origin is also shown in the same section Printing of drawing Ed Example for printing in scale done Paper No paper Settings C Print all hat Print wiridow 1000 10008 First commer Second comer 170a TUOU f Print in scale unit fmm onpaper 1 00 i oe origin i 50 00 1 20 00 4 Print Cancel anli 9 Settings Section Printing ol cian Ea Pepe Hopspar Setings Examples lor printing in scale done gt Page mangers This section displays other essential print parameters e Preset print margins You can modify individual print margins and see the result in the print preview window or automatically resto
52. ects to be protected 48 Protected cables Cancel Select gt gt As shown in the figure the Se ection of protected cables window shows all cables which can be protected by the fuse in question The Select command allows you to select a cable to be protected directly on the schematic that has been drawn Select the type of protection Overload protection Short circuit protection Indirect contacts protection DOCWin selects the protection device on the basis of the specifications given in Standard CEI 64 8 4 article 433 beshak l lt 1 45 where l system current rated current of protection device z continuous current carrying capacity of the conductor l fusion current in standard time DOCWin selects the protection device on the basis of the specifications given in Standard 64 8 4 article 434 the trip power must not be lower than the presumed short circuit current in the installation point the specific let through energy of the fuse I t should be lower than the energy that can be withstood by the conductor K S DOCWin selects the device providing protection by automatic interruption of supply on the basis of the specifications given in Standard CEI 64 8 4 article 413 relating to the distribution system Compare with section 0 For disconnectors you can select devices that protect against overload and short circuit 49 Protected disconnectors Can
53. ed tape C hsara C Fia a ld anckriue aaria pt iT Fase Ceny anche detached kane O Deika enkiu eallmounting Ibt ekes Taniy ecke for wallinourdeg ard path C ii E on o o Choosing an equipment the sign the description and the power loss will appear on the right part of the window Taal hida Hisl UN TET g m s FT ari a DFI Poea koet M bys canard pra fwj x o Choose Next to open the window Properties and input the enclosure data 88 89 Finally click on Results to show the results PRINTING 5 PRINT PROJECT DOCWin allows you to print the drawing on any system printer or plotter installed under Windows DOCWin has a Printer setup command for this purpose which opens the Windows dialogue box to configure the printer specifications and a Print command which allows you to manage various print parameters for hard copy reference to drawing sheet scale sheet margins colour width translation FILE menu Print setup To set print parameters The command opens the Windows dialogue box which allows you to perform the operations of selecting the current printer or plotter to specify type of paper source for the printer title block print orientation landscape or portrait print resolution and advanced print options relating to the current printer The appearance of the dialogue box and the structure of the related commands are based on the printers preset in Windo
54. elect disconnector Plant data Pure residual current relay Selecting a pure residual current relay Plant data Generic load Generic load Circuit Motor Motor Circuit Co ordination and protection Multibranch cable Distribution busway Capacitor bank Capacitor bank Circuit MV Cable MV Circuit breaker MV Disconnector MV Fuse OBJECT PROPERTIES Properties command Modifying the properties of several objects at the same time Setting of object data CALCULATION OF SHORT CIRCUIT CURRENT Symmetrical components method Standard IEC 60909 1 Standard IEC 61363 1 Calculation of short circuit currents Display of short circuit currents II DRAWING CURVES SWITCHBOARDS THERMAL ANALISYS Switchboards thermal analisys PRINTING Print project Print report Modifying report printing MI GENERAL APPEARANCE GENERAL APPEARANCE The DOCWin workspace consists of the elements shown on the screen i e the drawing area title bar menu bar tool bar and command area together with the scrollbars and the status bar The appearance of DOCWin varies according to the screen resolution and the graphics adapter installed in the PC The DOCWin workspace is shown below mr umapi Fle Ed Dht Peps Took Wew Diny Hap a de zam MERE JEJE alajsjaa ae i JAE muj E Hal gi L e E Tetio corner ul a ot dynsmic DOOR COMMANDS AND MENUS You interact with the program by using commands A command is an instruction to the pro
55. enlargement or reduction scale VIEW menu Zoom Zoom in CTRL Zoom out CTRL To zoom in or out on the display by using a scale factor e Initiate the command e Specify the ratio by which to zoom in or out by typing a scale factor in the command line Scale values greater than 1 will enlarge the view scale values less than 1 will reduce the view while negative scale values mirror the content with respect to the X Y axis For example if you set the value 2 the drawing is enlarged to twice its size also see the icon E 0 5 the drawing is reduced to half its size see also the icon Sh 1 the display view remains unchanged 1 the display view remains unchanged and the drawing is mirrored 2 the drawing is mirrored and enlarged to twice its size 0 5 the drawing is mirrored and reduced to half its size To zoom in or out on a detail of the drawing using a window The contents of a rectangular window are extended to the whole screen e Initiate the command e Set the first corner of a rectangular frame containing the drawing detail which is to be scaled up or down e Set the second corner of the rectangular frame opposite the first To zoom in or out on a drawing using dynamic zoom You can zoom in or out on a whole drawing from a reference point depending on how the cursor is dragged e Initiate the command Click close to the dynamic zoom reference point Choose the option D or DYNAMIC in the command line Drag the mouse the de
56. eral objects simultaneously Select the objects and press Properties This will bring up the Multiple objects properties window Multiple objects Circuit all Description Switchboard 7 nf Grounding resistance li 2 nf Voltage 400 w nf Mar dv 20 4 Distribution system f TT C TN C C TH S C IT TT C ITTN If you check the box on the corner of the Phases and Distribution system area you can enter the number of phases Confirm with OK This choice will affect all the objects selected You can modify other properties of various objects in the same way SETTING OF OBJECTS DATA SETTINGS menu Settings of objects data The Settings of objects data command is used to determine which labels to display in the project next to the symbols relating to objects the command also allows you to enter the order in which these labels are displayed You can save a number of user defined configurations 74 In the appropriate box type the name to be given to the current configuration and click on the Save configuration box Label managing When enabled the Apply to new projects option you to save current settings so that they can be used again in new projects These buttons allow you to move labels up or down to create a display hierarchy 75 CALCULATION OF SHORT CIRCUIT CURRENT DOCWin calculates maximum and minimum short
57. ete phrase several lines long by using a single command The parameters that can be set in this dialogue box are shown below F Multilene best Sirie l zan gis AaBbYyzZz Aig feen Pio gia Eazsire gdi magyio The Style combo box allows you to list the last text styles created using the DOCWin TEXTSTYLE command MODIFY or EDIT TEXT Command PROPERTIES Menu EDIT Allows you to modify the properties or content of multi line text which has already been entered on the schematic Once the text to be modified has been selected a dialogue box opens which is similar to the box used to create the actual text the only difference being that text height and angle of rotation cannot be changed Pe TEXT STYLE With DOCWin you can define custom text styles and give them a name Text styles include text properties such as font supported by the Windows system fonts may also be a TrueType font height fixed or changed from time to time and appearance bold italic strikeout underlined TEXTSTYLE is used to bring up the dialogue box to define or modify the text style The default style is created by DOCWin when text is entered and no style has been defined It should be remembered that when the properties of a style are changed the new modifications will be applied to all texts written in that style Command _TEXTSTYLE TOOLS menu Text style Important text styles are saved in the current drawing before you c
58. f each page Each section can be a different height and width Salleh Welln allows you to modify print width When the button is enabled a new width will be requested in centimetres Enter a number between 0 and 50 Section Heigth allows you to modify the height of the current section When the button is enabled the new height of the section will be requested in centimetres Enter a number between 0 and 50 Remember that the total height and width of the various sections cannot exceed the actual print dimensions of the paper used e g A4 210 x 297 mm SAVE RESTORE PRINT Hi SAVE If you want to use the template just created for future printing you should save modifications using the Save changes command ES SAVE AS If you want to use the template just created for future printing without overwriting the original template you should save the modifications made using the command Save changes as z To restore the original print templates If the modifications made are not satisfactory you can restore the original settings directly from the CD used for installation Insert the DOCWin installation CD ROM and click on Restore current printer from CD ROM 98 FR EDID ABB SACE SpA 24123 Bergamo Via Baioni 35 Tel 035 395 111 Telex 301627 ABBSAC Telefax 035 395 306 433 www abb com Divisione interruttori B T 24123 Bergamo Via Baioni 35 Tel 035 395 111 Telefax 035 39
59. ght m Ab enclosure base surface m b A gt 1 25 m with ventilation openings c is depending from Figure 6 where f is defined as befor c Ae lt 1 25 m without ventilation openings c is depending from Figure 8 where g is defined as follows g h w where h enclosure height m w enclosure width m Calculation methods according to IEC 439 1 and CEI EN 60439 1 Standard are based on the principle for which each enclosure releases through radiation and convection a certain quantity of energy through its surface referred to the time unit Then the power loss Pd will be given by the sum of two components Pd Pp Pv where Pv power loss to be removed by the ventilator in order to keep the temperature rise value inside the enclosure within acceptable limits Pp power radiation through the effective cooling surface of the enclosure All that allows for determination of the max power that can be applied inside the enclosure By the following formula the temperature rise of the air at the top of the enclosure is obtained T10 tm ta where tm max temperature rise of the air inside the PTTA ta ambient temperature of the air around the PTTA By the following formula the dissipated power through forced ventilation is obtained Pv T10 Q 3 125 where Q ventilator air capacity expressed in m s By the following formula the power radiation through the effective cooling surface of the enclosure is obtained
60. gram to perform a specific operation Some commands perform the operation associated with them immediately while others bring up options or a dialogue box The operation of any command may be interrupted by pressing ESC All commands can be initiated by typing the name in the command line or by selecting the appropriate menu item Menus are divided into drop down menus and toolbar menus with icons and contain the following groups of commands menu name contains commands for File file management Edit editing and modifying entities Objects inserting electrical symbols Pages page layout Tools utilities View screen management Settings defining system data Help online help and suggestions To initiate a command from the drop down menus e Point to the name of the menu and left click e A menu item followed by an arrow brings up a nested menu select the menu item and left click to access the items it contains Frequently used commands are also available in the form of icons buttons on toolbars These toolbars can be freely positioned either anchored to the edges of the drawing area or left floating To initiate a command from an icon single click on the icon itself A description of each DOCWin icon appears when the pointer pauses over them The Toolbars command allows you to choose whether or not to display the toolbar TOOLBARS SETTINGS menu Toolbars To display or hide a toolbar e Initiate the command e Click on the chec
61. hat in the drop down box Plug you can set the plug position In this case we have to lock this choice by pressing the padlock icon This locking prevents the values that have been set from automatic modification by the program during automatic network calculation procedures A database of standard transformers and a user database have been provided for greater convenience The standard database can be sorted by two user defined criteria to make it easier to choose the right transformer lianna dal abate DIL Dem Tran Mv 15000 UL Deta 400 LLIN Serie S DIL Dki Trang MYL 1800 LLL Dels A LLLA moO aa E F i i 1i OIL Dee Trane MYLLY 1S LLL Dela 400 LLL Hygoi 1 OIL Dis Transat MVv LY IEn LLL Deba 400 LLLA argrounded 20 DIL Dist Transat V Imogt LLL Deks 400 LLLA Siargrounded 29 DIL Disi Transi ALS PEEN LLL Cette 400 LLL Shangqnounded Ji DIL Dit Trangt WLY Talo ULL Malga 400 LLL Sharrow N DIL Dit Trang bL 15000 LLL Cela 400 LLLN agored 6 DIL Drit Trana My LY IU LLL Deals 400 LLLA Hygoi bJ DIL Di Transat ML 1500 LLL Dela 400 LLLA Hagom BO DIL Dist Transf HLY 15000 LLL Dets 400 LLL Shar qrounded 1 DIL Diet Transf WRAL 715000 LiL Dets 400 LLLN Shar qrounded 12 DIL Dist Trang WLY 15000 Lit Deta 400 LULA Channon 161 DIL Dit Trana MV 15000 LLL Dakta 4ni LLLM Shagi 20C OIL Die Trane MLE JEE E E E ULL Dela 400 LILA Haganded dal DIL Dist Transf HV 1000 Lit Debs 400 LLLM Slargnounided at DIL Diss Transf
62. hoice with the padlock In this mode DOCWin will no longer be able to modify the choice of circuit breaker if it has to redo the calculations in the project refinement phase Nota bene Keep a note of objects that have been locked by the padlock DOCWin will not modify the choice even if the objects should become unsuitable in the light of modifications made to the network after the circuit breaker has been locked Circuit breaker OFZ S26 160 R100 1000 Fa Front terminals for cables 44 The current circuit breaker can be changed by pressing the Se ect button CE selection x Selection criteria Available circuit breakers f Apply filters Sort by ficu descending E gnore co ordination Free selection and By size W descending E MCCB TMax T16 160 A100 160 100 100 El Thermomaanetic relay T1B 160 R80 160 80 100 I Adjustable thermic relay Tic 160 Bad 160 or 75 i Fred magnetic relay TIC 160 A100 160 100 75 E Electronic relay TaN 250 R100 250 JOO fo H MCC T3N 250 R80 250 aU r5 E Limiting MCCB TIN 160 R100 160 100 FO TIN 160 A80 160 80 FO T2 160 R100 160 100 100 T2N 160 R80 160 0 100 T35 250 A100 250 100 mO o T35 250 A80 250 80 a E T25 160 A100 160 F T25 160 Aan Residual current relay Poles Wersiorr The circuit breaker can be chosen by selecting one
63. hort circuit currents from the TOOLS toolbar using the command Circuit analysis and dimensioning the tools menu Tools Circuit analysis and dimensioning 76 In the Contro panel for short circuit calculation you can enter the following parameters In the Method of calculation panel determine the methodology used to calculate the short circuit current In the Fault type panel select the fault type to be calculated In the Other panel you can decide whether to ignore the contribution of the motors set type of overexcitation of generators and choose the temperature at which cable impedance is calculated for the calculation of minimum short circuit currents In the Currents at panel you can enter four times at which you want to calculate short circuit currents Control panel for short circuit calculation Method of calculates Apa Ful tA C Summetrical components Iw LLL JEC 61363 1 M Load flows I LL f JEC 609091 lv LE Othe MLN E Mou conmudian NERA at N W p0 ma 2 ce paea eee temperature P 20 lias able impedance at 807 7 M zo mz fo Wveresetetcr aT E ins fr verewetanary eee Iw 100 ma Cancel Use Next to choose whether to perform automatic dimensioning by specifying automatic connection between protection devices and devices to be protected and discrimination or backup between the protection devices Automatic links M Automatic protection links Automatic
64. ia the PROPERTIES command The number of phases of the object or distribution system can be changed in the circuit panel If required you can define a name for the switchboard on which the object is located and the grounding resistance of the object Load Properties L1 Genericload Circuit Swee Voltage 400 v Grounding resistance f E Phases Distribution system t ee C THE C TNS wo NES 173TH With regard to the distribution system and number of phases remember when an object is drawn without being attached to another object you will be able to define the distribution system and number of phases if an object is drawn attached to another object already present in the one line diagram it will inherit the distribution system and number of phases of the object already drawn A brief description of objects and their interfaces is given below 22 UTILITY Te x Utility Rated voltage r 20000 i w Phaze shift p 0 f Help Rated frequency fr 50 Hz Required active power P ki Required reactive power E kar Phases wy LLL Distribution system tf TT to Tides C TH S Emen tent Steady state LLL short circuit current IkLLL i 4 k cospk LLL 0 2 Line to neutral short circuit current IKLN kA Help cospk LN Line to earth short circuit current IkLE k Hel cospkLE LI OF Cancel The utility interface inherits the variables set in th
65. iale elastomerico o termoplastico per tensioni nominali non superiori a 1000V in corrente alternata e a 1500V in corrente continua Portate di corrente in regime permanente per posa in aria 1997 06 CEI UNEL 35024 2 Cavi elettrici ad isolamento minerale per tensioni nominali non superiori a 1000V in corrente alternata e a 1500V in corrente continua Portate di corrente in regime permanente per posa in aria 1997 06 CEI UNEL 35026 Cavi di energia per tensione nominale U sino ad 1kV con isolante di carta impregnata o elastomerico o termoplastico Portate di corrente in regime permanente Posa in aria and interrata 1982 12 CEI UNEL 35027 Cavi di energia per tensione nominale U sino ad 1kV con isolante di carta impregnata o elastomerico o termoplastico Portate di corrente in regime permanente Generalit per la posa in aria e interrata 1982 12 IEC 60364 5 523 Electrical installation of buildings VDE 298 Teil 4 Verwendung von Kabeln und isolierten Leitungen f r Starkstromanlagen 11 1998 NFC 15 100 Installations lectriques a basse tension J 1998 Switchboards IEC 60890 Technical Report Type 3 A method of temperature rise assessment by extrapolation for partially tested assemblies PTTA of low voltage switchgear and controlgear Am 1 02 1995 Installations in ships IEC 60092 352 Electrical installations in ships choice and installations of cables for low voltage power systems II Ed Dimensioning for maximu
66. ic index creation insert shee From sheet f step Cancel In addition to indicating the type of title box to be used and the number of pages to be inserted you can enter a numbering interval and the first page number e The Delete button deletes all pages that have been selected in the pages management dialogue box You can select several pages at once by holding down SHIFT for consecutive pages or CTRL for individual pages e The Move button is used to change the order of pages Procedure select the pages you want to move press the Move button which will stay down select the place where you want to insert the pages you have selected then release the Move button to conclude the operation e The Edit button allows you to compile all the data Object Draughtsman Data etc for the pages selected 10 11 zE dita attributi Object Caption Annulla Object Caption Particular 1 Particular 2 Customer name Customer adress Customer bowr Date Designer Sheet Chooks The Renumber button allows you to reiiumber all the pages customizing the algorithm used for renumbering The Modify button allows you to change the title block in pages that have already been inserted The Print button is used to print all the pages selected in the Pages management dialogue box SELECTION Entities in a drawing can be modified only if they have been selected You can manipulate an entity by sele
67. ional DOCWin can dimension conductors to optimize economic aspects of the installation This optimisation can offer the customer significant cost savings taking running costs for the installation into consideration as well as the actual installation costs The standard used is IEC 60287 3 2 Electric cables Calculation of the current rating Part 3 Sections on operating conditions Section 2 Economic optimization of power cable size 1995 06 adopted in Italy as Standard CEI 20 43 Ottimizzazione economica delle sezioni dei conduttori dei cavi elettrici per energia Ed 09 1997 The formulae expressions algorithms and data used make it possible to determine the economic cross section for conductors using the method of economic conductor cross section for an established load article 5 2 To modify parameters used in the calculations press the button to the right of the box in which you can enter the number of hours a year the cable will be in service The panel shown below will appear Opening bre 200 routes Erag cost ji mmi urate ath Lineal misata p i padi jos x Ereg cost Pease pH peH fo x Deceecistinn pasit f enl Dicounirg rate E Promnady athect factor 0 2 Skin efiect facha D Siria lot hacio i Cosh pd pes caret l rgh jo Euis ert The parameters are Maximum operating time lost through Joule effect hours year Cost of one Watt hour at the appropriate voltage level Euro Wh Annu
68. k boxes next to the toolbars that you want to display an x in the check box means that that toolbar will be displayed while if there is no x the toolbar will be hidden e Check the ToolTips box to display ToolTips when the pointer pauses near an icon These tips make it easier to understand what icons mean e Confirm your selection by pressing DONE Tool Bars E Selected toolbars are located in the position they were in before they were hidden If a toolbar is being displayed for the first time it is automatically positioned in the upper part of the work area All toolbars can be moved and they can be dragged and anchored to any point of the screen To call up a command from an icon e Click on the button you want COMMAND AREA AND COMMAND LINE The command area is the horizontal strip where the dialogue between program and user is displayed By default this strip appears in the upper part of the display area but it can be moved anywhere in the window It consists of 3 lines the last of which is called the command line In the command line you type the various commands and options for initiating the commands themselves DOCWin displays the last command used between lt gt signs allowing you to confirm it again by pressing ENTER or by right clicking Commands can be initiated by typing the capital letter that distinguishes them typing the whole word or selecting the word with the mouse ONLINE HELP AND TOOLTIPS The HELP comma
69. ked by pressing the appropriate padlock icon This locking prevents the values that have been set from automatic modification by the program during automatic network calculation procedures Carrying capacity correction factors This panel allows you to access current carrying capacity correction factors calculated on the basis of the standard selected Data are made available to facilitate any verification of the accuracy of the results proposed The panel illustrated below refers to standard IEC 60364 VERIFICATION The DOCWin calculation module can be used to verify existing lines You only have to set the parameters for the line to be verified then go to the resultspanel and force the phase neutral and PE or PEN conductors to the known configurations then check the verification results E susway DOCWin sizes automatically the busways Busbar trunking systems during the automatical calculation of the net It is also possible to size manually the busway Use the Properties command to open the dialog shown in the figure below 36 DOCWin sizes the busways according to IEC 60364 Electrical installation of buildings CEI 64 8 Impianti elettrici utilizzatori It is possible to set a maximum allowed voltage drop Insert the lenght of the busway the ambient temperature and the oversize factor Use this one to force the calculated or the inserted load current in order to reach a convenient reserve if necessary
70. lest short circuit current flowing to an object protected by the circuit breaker in question for example in the case of a line consisting of a circuit breaker and a cable the minimum short circuit current is the minimum value calculated at the end of the line Circuit breaker QF1 PEW trees Betis 79 Cable The Results panel displays values for a maximum short circuit current for a fault at the start of the line and for a minimum short circuit current for a fault at the end of the line The Details button displays maximum values for short circuit currents for a fault at the start of the line and minimum values for short circuit currents for a fault at the end of the line calculated at the four timepoints set when automatic calculation was initiated 80 Motor The Co ordination and protection panel displays the value of the maximum three phase short circuit current Motor Properties MS1 Circuit breaker 81 DRAWING CURVES After you have dimensioned a network and chosen the components the CURVE command allows you to draw the characteristic curves of the objects drawn Objects with a curve that can be shown are Circuit breaker Pure residual current relay Fuse Two windings transformer Motor Generator Cable In particular with DOCWin you can show the following curves l t FFF Time current Three phase l t FH Time current Ph
71. m during automatic network calculation procedures Data relating to short circuit losses can be entered in kW by pressing Help The interface manages the transformer plugs in order to have an appropriate voltage level on the secondary side In this case you have to select the Plugs check box and insert the upper limit in per cent of the rated voltage the lower limit in per cent of the rated voltage the step in per cent of the rated voltage After that in the drop down box Plug you can set the plug position In this case we have to lock this choice by pressing the padlock icon This locking prevents the values that have been set from automatic modification by the program during automatic network calculation procedures To calculate impedance values define the reference power in the Reference power combo box A database of standard transformers and a user database have been provided for greater convenience The standard database can be sorted by two user defined criteria to make it easier to choose the right transformer 2l SGRSSSRSSERSSE558 OD Drik Tiira ALLY DE Danke Transi WALW DIL Dier Prenat WAV OL Dii Ter AL DE Orit Tiarat HLY D Dirr Trara WAW DE Dir frer HHY DE Ciri Tre HL DE Drit Tiira HL DE Dirr Transi WAW CML Diir T rorat WL FFFFFFFFFFFFFFFFH H GENERIC IMPEDANCE Generic impedance is an object which can be entered in the network to model a real entity which has impedanc
72. m voltage drop In addition to thermal dimensioning which is always done you can set the maximum percentage voltage drop at the end of the line phase conductor cross section will be chosen so that the percentage voltage drop is always lower than the value set The maximum value that can be entered is 10 solutions that involve a voltage drop of more than 10 In cases where control of maximum voltage drop has not been enabled DOCWin will refuse Coordination with protection This function allows you to indicate which object is protecting the cable There are three different types of protection overload protection short circuit protection and indirect contact protection To choose the type of protection you want browse the list at the side that shows all types of protection only compatible objects will be displayed In the case of short circuit protection and indirect contact protection either the first or second cable terminal can be protected Protection Overload protector Protection none Short circuit protection Protection for Tt terminal none Protection for 2nd terminal enone oF Indirect contact protection Protection for tst terminal cnones x Protection for 2nd terminal none Cancel Pick gt 30 31 Economic parameters In addition to thermal dimensioning which is always performed and dimensioning for maximum voltage drop which is opt
73. mand New rectangle A rectangle like this is inserted To change the size of a rectangle e Position the cursor on the rectangle until the cursor changes shape and becomes or I 96 97 e Move in the direction in which you want to modify the rectangle holding the left mouse button down and release it only when your have reached the size you want To move a rectangle within a print template z e Position the cursor on the rectangle until the cursor changes shape and becomes e Drag the field while holding the left mouse button down and release it only when it is positioned in the right place on the page To insert an image or logo e Click on the point where you want to insert the image e Select the command New image A window is displayed en Loo irc DLAT El En _ 4 arus nt Celup eng Setup bs Hai e Select an image file An image is inserted with the file path for the image To change the size of an image e Position the cursor on one side of the image until the cursor changes shape and becomes or l e Move in the direction in which you want to modify the size of the image holding the left mouse button down and release it only when your have reached the size you want To move an image within a print template a e Position the cursor on the image until the cursor changes shape and becomes P e Drag the field while holding the left mouse button down and release
74. mber of phases of the object or distribution system If appropriate you can define the name of the switchboard in which the object and object grounding resistance are situated Capacitor bank C1 Capacitor bank Circuit Description Switchboard 7 Grounding resistance li 2 Voltage 400 e Computed voltage 399 26 E Max dv 20 Computed dy jo q Phases Distribution system f LLLN TT f LLL f THC THS LL eee C LN Te TE After the automatic calculations the voltage and the calculated voltage drop are shown With regard to the distribution system and number of phases remember that when an object is drawn without being attached to another object it will be possible to enter the distribution system and number of phases if an object is drawn attached to another object present in the one line diagram it will inherit the distribution system and number of phases of the object already drawn E MV CABLE DOCWin does not dimension medium voltage cable but takes it into account when calculating short circuit and Load flow by importing its impedance value Select the medium voltage cable and then press Properties to display a window which is similar to the generic impedance window 71 Impedance Properties CT1 Impedance Circuit Rated voltage i apogo M Rated frequency fr Hg Hz Phase impedance Resistance Reactance m Neutral i
75. mpedance Resistance R la k2 Reactance a 0 FE impedance Resistance R fo sa Reactance Cancel Use a Help button to obtain values for resistance and known resistance as well as impedance and power factor R and Impedance 7 2 Power factor cos 0 5 Cancel The Circuit panel inherits the values for voltage distribution system and number of phases from the general plant properties DOCWin manages all low voltage distribution systems and number of phases while for medium voltage it manages only a three phase distribution system and IT isolated neutral l Ed MV CIRCUIT BREAKER DOCWin does not dimension MV circuit breakers and displays the MV circuit breaker object only for graphical purposes aa MV DISCONNECTOR DOCWin does not dimension MV disconnectors and shows the MV disconnector object only for graphical purposes d2 t MV FUSE DOCWin does not dimension MV fuses and shows the MV Fuse object only for graphical purposes 73 OBJECT PROPERTIES PROPERTIES command The Properties command allows you to interact with the objects that make up the electrical schematic displayed by modifying values parameters and settings relating to the object selected Initiate the command and select the object or double click the object whose properties you want to display Modifying the properties of several objects at the same time DOCW in allows you to change properties common to sev
76. nd displays the hypertext DOCWin hypertext help file DOCWin PDF HELP menu Help Function key F1 A description of each DOCWin icon appears when the pointer pauses over each button to help you understand the icon menus These tips can be removed when you are configuring the toolbar GENERAL INFORMATION The command brings up a screen containing information about the product licence HELP menu About WARNINGS The command brings up a screen containing information about warnings and instructions HELP menu Warnings COLOURS This command allows you to change the background colour of the display area and the colour that DOCWin associates to the objects before and after the calculation SETTINGS menu Colours To change the background colour and the colours of the objects e Initiate the command e When the Windows colour map appears select one of the standard colours or define a custom colour e Press OK to confirm ADVANCED SETTINGS This command allows you to set Load flow parameters precision number of iteration etc Multiple insertion this commands allows you to insert again an object after its insertion Numbering object and its step SETTINGS menu Advanced settings To change the Load flow parameters and the object insertion method Initiate the command e When the advanced setting window appears set the data e Press OK to confirm STARTING TO WORK WITH DOCWin START DOCWin e Select start butt
77. ntactor or starter subject to short circuit current is not obliged to ensure continuity of service until it has undergone maintenance or damaged parts have been replaced In TYPE 2 co ordination the contactor must not be damaged in any way except for welding the contacts which is acceptable if the contacts can be easily separated e g by a screwdriver or if the contact can easily be replaced The lower part of the panel displays the co ordination results based on data entered during the previous operation The Safety clearance is the minimum distance of the contactor from the sides of the case Coils is the number of turns that the supply conductors have to wind on the primary winding of the thermal relay transformer Prolim is a device that reduces short circuit current The standard CEI EN 60947 4 permits a maximum length of 2 4 metres for connecting the starter to the circuit DOCWin provides the cross section for this cable 65 E MULTIBRANCH CABLE Multibranch cable allow you to model distributed loads very conveniently with uniform power drawn for the whole length typically the case for lighting circuits Dimensioning is no different from dimensioning of normal cable see Cable section However the program needs to be supplied with a set of additional information for the cable relating to the geometry of the object In particular with reference to the following figure you need to enter Total length of conductor a
78. od described is therefore one possible method and may for partially type tested assemblies be used to prove compliance with requirements of subclause 8 2 1 of IEC 439 1 and CEI EN 60439 1 Standards The following method is fully in compliance with 1IEC 890 and CEI 17 43 Standards and it is applicable to enclosed PTTA or partitioned sections of PT TA without forced ventilation The influence of the materials and wall thicknesses usually used for enclosures are negligible on the steady state temperatures Conditions of application This method of calculation is only applicable if the following conditions are fullfilled there is an approximately even distribution of power losses inside the enclosure the installed equipment is so arramged that air circulation is but little impeded the equipment installed is designed for direct current or alternating current up to and including 60Hz with the total of supply currents not exceeding 3150A conductors carrying high currents and structural parts are so arranged that eddy current losses are negligible for enclosures with ventilating openings the cross section of the air outlet openings is at least 1 1 times the cross section of the air inlet openings there are no more than three horinzotal partitions in the PTTA or a section of it where enclosures with external ventilating openings have compartments the surface of the ventilating openings in each horizontal partition shall be at least 50
79. of the following three criteria in the top left part of the panel Apply filters Ignore coordination Free selection If you select Apply filters DOCWin will display all the circuit breakers that satisfy the requirements set during the last stage with the number of poles and version chosen via the drop down menus with the same names The abbreviations used to describe the different versions are F fixed circuit breaker P plug in circuit breaker W withdrawable circuit breaker If you select Ignore coordination DOCWin will display the circuit breakers that satisfy the requirements set during the last stage except the constraints imposed by coordination of back up and discrimination If you select Free selection DOCWin will display ALL circuit breakers available in the database which are compatible with the number of poles and versions chosen Whichever option is selected to facilitate the search DOCWin displays circuit breakers in a tree structure so that you can select by category If necessary once a suitable circuit breaker has been selected you can select the residual current relay from the list shown in the Residual current relay panel 45 Plant properties The Plant properties panel is used to set properties for the plant in which the circuit breaker is to be installed Circutt breaker QF 2 Circuit breaker selection Plant properties Shork Circuit currents Switchboard Y Ib curent 435 43
80. on then Programs ABB TCT ABB DOCWin e Double click on the DOCWin icon The workspace appears i e the space used to create a drawing see GENERAL APPEARANCE When COMMAND lt _NEW gt appears in the command line see COMMAND LINE AREA DOCWin is ready In most cases DOCWin asks you for further information in order to carry out a command successfully a function has always been carried out correctly when COMMAND lt _NEW gt appears To cancel a command e Press ESC To repeat the previous command e Press ENTER when COMMAND lt previous gt appears To select an option Left click on the option to select it or type the letter shown in capitals and press ENTER or type the whole word and press ENTER DEFINING A PROTOTYPE A prototype corresponds to a model to be used to start a new drawing It contains the default values such as precision and unit of measure organisation of layers text and so on and parameters relating to objects DOCWin allows you to create different prototypes and display them when a new drawing is created If there are no customized prototypes DOCWin opens the generic prototype file PROTOTYP ILE FILE menu Set prototypes To create a new prototype e Start DOCWin e Initiate the Set prototype command Dieta vale Arar Ea at ae Ey Es enced Diy noi wane datai shone r ee eae H cade lie dai les fe Taik bank Banat iisi Use badd umer aiaz ac A Li bey Hert Gere hed eer bbas
81. ontribution of single phase motors is not taken into account State before the fault is not taken into account The standard provides the procedure for calculating maximum and minimum values for the following parameters initial symmetrical short circuit current p peak short circuit current ly Symmetrical short circuit breaking current ig aperiodic components of the short circuit current Ibasym asymmetrical short circuit breaking current steady state short circuit current Ib Ibasym ldc Vary Over time and DOCWin allows you to calculate them at four separate timepoints STANDARD IEC 61363 1 The standard IEC 61363 1 applies to calculation of short circuit currents in shipboard installations and fixed or moving marine platforms with exclusively radial networks The calculation assumes the following hypotheses state before the fault is taken into account calculation of three phase short circuit current only is taken into account The standard provides the procedure for calculating the following values initial symmetrical short circuit current ly peak short circuit current lac Symmetrical component of the short circuit current qdc aperiodic components of the short circuit current I t upper envelope of the time dependent short circuit current steady state short circuit current lac lac I t vary over time kd CALCULATION OF SHORT CIRCUIT CURRENTS Start calculation of s
82. other points in the project specify each of the points at which the new duplicated entities are to be positioned by left clicking e Press ESC or right click to terminate the command MOVE The command allows you to move one or more entities from one position to another EDIT menu Move To move an entity e Initiate the command e Select one or more entities to be moved within the drawing and press ENTER to terminate selection and continue with the command 14 15 e Specify the reference point for the whole selection e Specify the new position ROTATE This command allows you to rotate one or more entities by changing its position from vertical to horizontal and vice versa EDIT menu Rotate To rotate an entity This is the default method for rotating an entity e Initiate the command e Select the entity to be rotated e Press ENTER ERASE This command allows you to erase the selected entity EDIT menu Erase To erase an entity e Initiate the command e Select one or more entities that are to be erased within the drawing e Press ENTER to confirm the selection UNDO STEP DOCWin allows you to go back through completed steps while editing a drawing The same method allows you to restore something you have deleted without limitation EDIT menu Undo step Function keyCTRL Z To cancel the last command The command A undoes the last single action e Initiate the command e Repeat the command as many time
83. rcuit breaker with the objects to be protected according to the following criteria an object to be protected against overload must be in series with the circuit breaker it must be possible for a circuit breaker to isolate an object which is to be protected against short circuit and indirect contact from all sources of supply Utility and Generator 40 Circuitbreskes Rial Circuit breaker selection Plant properties Short Circuit currents Protecting _ 7 Automatic T Gabler i Pure festa del eure ere ay 7 Diseonnesters i ri iotecnaN agal Heese pelt ese toget ith istantaneous relay a With residual current telay t with G function earth fault r with extemal core balance transf Coordination M7 Automatic T Dieciminaicn vate aeti PaT es Die e ET NIG EANES E f Back Up ite Gpstiea eu i Hack oli caf AEAEE SE S4N Seopa sie B250 3000 F4P Extended front terminals L Select gt gt If you deselect Automatic you will be able to press the button on the right of the category of objects to be protected and manually select the objects to be protected For cables you can choose various devices which protect the cable against overload short circuits and indirect contacts DOCWin excludes circuit breakers which cannot protect the cable against overload or against short circuits and indirect contacts The command Select allows you to choose the cable to be prote
84. re the default margins of the peripheral device by clicking on the Default margins button e Colour width translation The colour in which each entity is shown on the display can be converted at the printing stage into a width of black Settings will be retained permanently until they are modified again To add a colour to the translation list 1 select the colour to be translated from the list under the heading Colour 2 select the width in millimetres to be assigned on hard copy to entities of the colour selected using the list Width alternatively you can type a value for width 3 press Add To remove a colour from the translation list select the combination and press Remove To enable or disable translation select or deselect the box Enable translation Colby welll thaeelahon e Print settings which is displayed by the command Print setup See previous paragraph to modify advanced parameters for the preset peripheral device To print a drawing e Start the print command e Define in detail the type of printing you want Confirm the settings by clicking on Print 92 E PRINT REPORT FILE menu Print report DOCWin allows you to print calculation reports for a project Select the report database you want and select the display mode from Print preview preview the report on the monitor Print make a hard copy printout of data RTF file creates a text file in Rich Text Format compatible with
85. s as there are operations that you want to undo REDO STEP You can restore the last command cancelled or a number of commands cancelled previously until you return to the original situation EDIT menu Redo Step Function keyCTRL Y To restore the last command that was undone e Initiate the command e Repeat the command as many times as the operations you want to redo bel amis MOVE OBJECT DATA The MOVE OBJECT DATA command allows you to move the data belonging to an object EDIT menu Move object data To move object data e Initiate the command e Click on the object containing the data you want to move the data will become attached to the mouse pointer Drag the data into the new position and click to anchor i irm TT Le oo aye TT ka EDIT OBJECT DATA The EDIT OBJECT DATA command allows you to change the contents of the object labels EDIT menu Edit object data To modify object data e Initiate the command e Click on the object whose labels you want to modify e Modify the contents of the labels in the shown value box Modify labels Object Label a Conductor Los phi Distribution system Busbar Cable L FEM LL Phases and distribution system Capacitor bank Reactance Shown value Insulator HH T Apply to new drawings Defaults a 1 2 Ha RENUMBERING The RENUMBERING command allows you to number objects automatically in order top to bottom and
86. s the impedance of the fault ring consisting of the neutral conductor and the circuit protection conductor For pure residual current relay disconnectors and circuit breakers you can choose a device which protects against short circuits and against overload DOCWin excludes circuit breakers which cannot protect the disconnector You can choose one of the two modes described below to define protection from indirect contacts With instantaneous relay the circuit breaker will be chosen with regard only to overcurrent With pure residual current relay the circuit breaker will be chosen by coupling it with the residual current release Against earth fault a circuit breaker with electronic release with function G protection against earth fault with delayed trip will be chosen With external core balance transformer an external core balance transformer will be coupled to the circuit breaker for the earth conductor of the principal supply transformer star centre In the Co ordination box choose discrimination or back up with other upstream or downstream circuit breakers If you select the Automatic box DOCWin automatically sets discrimination and back up constraints If you deselect Automatic the protection desired can be set using the appropriate dialogue boxes 43 Liisi ali The Selected circuit breaker panel displays the current circuit breaker and you can define its terminals and if necessary lock the c
87. section for phase cross sections up to 16 mm and in the presence of mechanical protection PE cross section will be equal to the larger of 2 5 mm and the phase cross section for phase cross sections between 16 mm and 35 mm PE cross section is equal to 16 mm for phase cross sections over 35 mm PE cross section is equal to half phase cross section Properties of PE conductors when present are set in the PE DEFINITION panel in the CIRCUIT panel PARAMETERS USED FOR DIMENSIONING The parameters used in the calculation procedure are contained in the Cable and Method of installation boxes in the General data panel as well as in the Circuit panel The available values change as the selected method of calculation changes For further explanation of the significance of individual data to be entered see the reference standards Cable data Set the properties for the cable you want using in the Cable area Cable properties are Type Conductor material Isolator material Maximum temperature permitted in continuous operation continuous service change as Standards are changed Type Conductor material Isolator material and Maximum temperature permitted in Method of installation Methods of installation vary form standard to standard Select the method you want by selecting in sequence from top to bottom from the combo in the Method of installation area When the Partic
88. t data This panel is used to set data concerning the plant in which the disconnector is to be installed 051 Select disconmector Plant data Computed r Haed Switchboard Qaa alt Ib curent 23 3 esd 4 Voltage 400 Switchboard temperature 40 PC Short circuit currents Installation zone Impulse withstand voltage Computed 7 Us lew Household gt 2 5kv Computed PF Use jen Distribution gt Bk Max peak 5 56 2 96 kA C Online arrival Bk p gt Pt lt lt Distribution zuster f LLLM Neutral disconnected f TT SL oy PEE ES hes SIE So pea EN apa current is the current which crosses the disconnector The box on the left displays the value calculated by DOCWin select the Used box to enter the value desired this option is useful when choosing a disconnector off line The choice of disconnector can be made taking into consideration the values of the short circuit current effective value and peak value calculated by DOCWin or by entering manually the value of the permitted short circuit current lew and the short circuit closing capacity lem the latter is a peak value To make the right choice you should also take into account the temperature of the switchboard in which the disconnector is situated The impulse withstand specified by the standards varies according to the installation zone set the number of phases data which will be inherited from the network and protection of neutral
89. t is an exclusively graphic entity which can be useful for drawing on different parts of the installation on the pages The properties panel allows you to name the object In practice the object Outgoing feeder should always be associated with an Incoming feeder with the same name This is the only way in which DOCWin can reconstruct the exact layout of the network Animal and Departa _ c l 4 CIRCUIT BREAKER General DOCWin automatically chooses a circuit breaker once calculation and automatic dimensioning have been initiated The circuit breaker is chosen on the basis of default data concerning cable protection protection of individuals etc This data can be entered before automatic calculation is initiated according to project requirements by using the PROPERTIES command The circuit breaker can also be chosen off line i e without initiating the automatic calculation again by using the PROPERTIES command The circuit breaker interface consists of three panels Circuit breaker selection Plant properties Short circuit current Circuit breaker selection In this panel you choose the objects to be protected the protection functions to be implemented and coordination with other circuit breakers if any The circuit breaker can protect Cables Capacitor banks Pure residual current relays Disconnectors If you select Automatic DOCWin will automatically associate the ci
90. tail can be seen to zoom in and out Click near the details you want To extend the drawing to the whole screen Allows you to reproduce a larger view of the whole entity drawn e Initiate the command e Type E or EXTEND in the command line To extend the drawing to the whole drawing sheet Reproduce the display on the whole drawing sheet e Initiate the command e Type Aor PAGE in the command line To return to the previous display You can display the last screen viewed It is understood that it is the display view that is restored and not the previous content of a drawing that has been modified and that the previous display view can only be restored one time once the zoom command has been activated e Initiate the command e Type P or PREVIOUS in the command line PAN The DPAN command allows you to move the current display view of the drawing in any direction in the screen keeping it the same size the operation is dynamic View menu Pan To move the current display view e Initiate the command Specify the reference point for the move e Specify the second point to determine the distance position and direction of the move with respect to the reference point ej REDRAW The command refreshes the drawing clearing the screen updating entities and displaying any hidden changes to entities VIEW menu Redraw Function keyF5 18 TEXT MANAGEMENT A TEXT Menu TOOLS The TEXT command allows you to create a compl
91. the left mouse button down and release it only when your have reached the size you want To move a field within a print template e Position the cursor on the field until the cursor changes shape and becomes P e Drag the field while holding the left mouse button down and release it when it is positioned in the right place on the page 94 95 ab To insert a new free text item e Click at the point where you want to insert the new free text e Select the New free text command e A window containing the text to be inserted is displayed e Promel Ea Lo _ Areata e Confirm with OK Example of a title To change the size of free text e Position the cursor on one of the sides of the field until the cursor changes shape and becomes 4 or e Move in the direction in which you want to modify the field holding the left mouse button down and release it only when your have reached the size you want To move text within a print template e Position the cursor on the field until the cursor changes shape and becomes e Drag the free text while holding the left mouse button down and release it only when it is positioned in the right place on the page To change text alignment e Select a field or free text e Click on the left alignment button e Click on the centre alignment button e Click on the right alignment button Ac To modify the font of a field or free text e Select the field or text in
92. ts properties Initiate the command When the dialogue box appears click on the name of the style to be renamed Type in the New field the name to be given to the selected style and press Rename Confirm with OK MACROS 21 T Save a MACRO This command allows you to save a macro in a file i e parts of a schematic that can be reused a number of times within the same project or in subsequent projects e Start the EXPORT MACRO command e Select all the objects that you want to include in the MACRO e Press ENTER to confirm the selection e Select the insertion point for this MACRO this is the point where the mouse pointer will be when the MACRO is inserted In the Windows screen insert the name of the file to be saved e Close the command by pressing lt Save gt Le Insert a MACRO This command allows you to bring up a previously saved MACRO and insert it into the schematic e Initiate the IMPORT MACRO command e In the Windows screen select the name of the file to be imported e Select the MACRO insertion point with the mouse OBJECTS To draw a one line diagram of the network to be studied DOCWin has a library of objects contained in the Objects toolbar fm 4 es m 1 Objects in red refer to medium voltage and are available in the Plant general properties dialogue box only if it has been decided to included a medium voltage level Object properties are grouped in panels which are accessed v
93. ulars button is available you can set additional parameters which vary from standard to standard The illustration below refers to IEC 60364 instalan dead 32 33 they have initially been set to reasonable values You are recommended to consult reference standards before changing them The data requested in this panel can have a significant effect on the calculation results Circuit data The Circuit panel illustrated below allows you to set circuit data and enter the line to be dimensioned Cable piapeite SCI Citur CIRCUIT PARAMETERS Circuit parameters are Ambient data Ambient data are Ambient temperature this is automatically preset in accordance with the current standard however it can be modified within the limits allowed by the standard itself Room with fire danger These settings affect only coordination with protection Thermal soil resistivity Phases Three phase and two phase circuits are included with and without neutral as well as single phase Distribution system Circuits included are TT TN C TN S IT which become TT and IT which become TN These settings only affect coordination with protection Rated voltage Choose one of the values given in the drop down list or type in the value you want between 1 and 1000 V Load current This is the current that has to flow down the line The current can be defined automatically from network properties Po
94. until concluded by right clicking or clicking on the ENTER button To display the last selection group saved e Initiate the desired command e When asked to select an object type P or PREVIOUS in the command line e Continue with the command initiated To remove an object from a selection group The option R allows you to deselect an object from a selection group Initiate the desired command When you are asked to select an object type P or PREVIOUS in the command line Type R or REMOVE in the command line Specify the objects to be removed from the selection group From this time it is possible only to remove objects from the selection group If you need to add other objects see the option A or ADD described below e Continue with the current command To add an object to a selection group 12 13 The command option A allows you to add an object to a selection group The default option is Add so it should be selected only if the option R has previously been used e Initiate the desired command e When you are asked to select an object type P or PREVIOUS in the command line e Specify the object to be added to the selection group e Continue with the command initiated e Initiate the desired command e When you are asked to select an object tyoe P or PREVIOUS in the command line e Type R or REMOVE in the command line e Specify the object to be removed from the selection group e Type Aor ADD in the command line e
95. vercurrent short circuit and overload and the devices protected against indirect contacts The pure residual current relay is able to protect cables against indirect contacts If you select Automatic DOCWin will automatically associate the pure residual current relay with the objects to be protected according to the following criteria the circuit breaker must be able to isolate the object to be protected against indirect contacts against all sources of supply Utility and Generator If you deselect Automatic you will be able to press the button on the right of the category of objects to be protected and manually select objects to be protected 55 Protected cables Gis ke Cancel Select gt gt The Select command allows you to choose the cable to be protected directly on the schematic that has been drawn The Protected against short circuit by box displays and sets the devices which are to protect the pure residual current relay from short circuit and overload If you select Automatic DOCWin will choose the pure residual current relay automatically co ordinating it with the circuit breaker immediately upstream or with a number of circuit breakers if the pure residual current relay is supplied from both sides If you deselect Automatic you can tell the program which circuit breakers are protecting the pure residual current relay Protection Overload protection Protected by LIF 1
96. wer factor cos phi This is the actual power factor of the load served by the line This factor can be defined automatically from network properties Calculation of load current I Load current and power factor can be obtained from other known data by pressing the Calculate button The methods of calculation used to obtain and cos phi are known rated active power and rated reactive power known rated active power and rated power factor known rated apparent power and rated power factor ieee Calculation of load current Ib When you have selected the method you want type in data that has to be entered and press OK the calculated values will automatically insert User factor The user factor is a value left to the discretion of the design engineer Correction factors K for current carrying capacity calculated by the program are multiplied by this user factor This allows the design engineer to force the calculation results by increasing or decreasing the calculated current carrying capacity of cables PE Definition Properties of PE conductors when present can be set in the PE Definition 34 35 RESULTS OF DIMENSIONING To read the dimensioning results after the physical and electric properties insertion of the cable click on the Results button to view the panel illustrated below Cable properties WfC1 Results Ea Neutra PE Ho Proposed MENGN e e DO FT m Io Chosen 1 x 16 imm
97. ws Print margins can also be set from within the Print command FILE menu Print Function keyCTRL P The Print command brings up dialogue box divided into three sections Page allows you to print a drawing made on one drawing sheet retaining the settings and using a print preview window to compare them with printer settings No page allows you to print without taking the drawing sheet into consideration and to check display settings through a print preview dialogue box Settings allows you to set print margins and colour width conversion of the entity Page section The print preview window shows the overall dimensions of the drawing sheet shown with a red line and the paper shown in white inside the margins grey At this point you can print the project e using the scale of the drawing sheet and moving the origin of the drawing from the edge of the paper Scaling horizontal and vertical e by adjusting the drawing sheet dimensions to those of the paper taking print margins into account as well see Settings section e by dividing the result onto several sheets of paper This option is useful when you want to print a large drawing and have a smaller format printer The Superimposition box displays the number of millimetres of paper which must be superimposed when you reassemble the four printed sheets 90 Printing of drawing 5 Example for saving paper scale done Paper No paper Settings ie Us
98. y the co ordination and protection results The interface consists of three panels Motor Circuit Co ordination and protection Motor In this phase you enter properties of the motor V rated voltage f rated frequency this value is entered in the General plant properties window number of phases inserted automatically by DOCWin P rated power h efficiency hMi ratio between locked rotor current and rated current 10 In ratio between no load current and rated current pair of poles UF utilization factor COSs rated power factor cos corrected power factor 61 The Change command brings up a window where you can calculate the reactive power required to obtain a determined power factor or conversely to calculate the power factor when the installed reactive power is Known Power factor conection Besied power faci a man 0 818494 C Needed reactive power Q 3 95751 kvar max 3 4 Cancel The Impedances button allows you to modify the values for rotor resistance and reactance and values for stator resistance and reactance values are expressed as a percentage Motor impedances Rotor resistance Rr i Rotor reactance a li Stator resistance Rs Stator reactance sa l A li 00000 Cancel The Browse database and Save to database commands make it easier to enter data DOCWin has two databases from which data about the motor can be extracted i e

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