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Group 5 Controller
User’sGuide
for 4000 & 7000 Series
Automatic Transfer Switch Products
Refer to the Operator’s Manual for the ASCO 4000 or
cut–out opening
7000 Series ATS product for installation, functional
in enclosure
testing, sequence of operation,andtroubleshooting.
4–line
door
LCD
display Description
ASCO 4000 & 7000 Series Automatic Transfer Switch
products utilize the Group 5 Controller for sensing,
timing, and control functions. This state–of–the art
microprocessor–based controller in
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1--1 Overview ControlOverview OnthePowerControlCenter,sixkeysallowaccesstoallmonitoringandsetting functions. Two levels of screens are used. The status level provides information abouttheautomatictransferswitch. Thesettingslevelallowsconfigurationofthe controller. Access to some settings may require entering a password (if the controllerissetforone–seepage2–1andAppendixA–3). top 2 lines showthe cause of any action 4–line LCD display lower 2 lines showthe status of transfersequence tactile keys (
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Overview 1--2 Settings Overview Thecontrollersettingscanbedisplayedandchangedfromthekeypad. Somesettingsmayrequireapassword(ifthecontrollerissetupforone). From the ATS Status display, press Enter/Save Settings keytomovetothe Settingslevelofmenus. Presstherightarrowkey"toseetheeightparameterinformationheadings(as SETTINGS shownbelow). Anoverviewofeachsettingis listedbelow. The detailedmenus foreachsettingareonthefollowingpages. 8ParameterMenus(loop back to beginning) SETTINGS SETTINGS SETTINGS
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2--1 Settings Howto Changea Setting Tochangeasettinginthecontroller(CP): ¡ ¡Navigatetothesettingsscreenthatyouwanttochange(seepage1–2). ©PressEnter/SaveSettings keytostartthefirstfieldblinking.Ifthecontroller © requiresapassword,seebelow. ¢ ¢PressupYanddownBarrowkeystochangeflashingdigit(s)orwordandpress Enter/SaveSettings keytomovetonextfield. £ £ Repeat step¢ untilallthefieldshavebeenentered. Tips ☞ Ifafieldisblinking,theCPiswaitingforinformationtobeentered. TheEsckeywillendtheeditingsession
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Settings 2---2 Voltage&FrequencySettings Unless otherwise specified on the order, the controller voltage and frequency settingsaresetatthefactorytothedefaultvalues. Ifasettingmustbechanged, carefully follow the procedure on the next page. Some settings may require a password(ifthecontrollerissetupforone). Any indiscriminatechangeinthesesettingsmay affectthenormal operationof theAutomaticTransferSwitch. Thischangecould allow theloadcircuitsto remainconnectedto aninadequatesource. DefaultSetting A
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2--3 Settings Voltage&FrequencySettings Thecontroller(CP)voltageandfrequencysettingcanbedisplayedandchanged fromthekeypad. Seethetableonthepreviouspage.Somesettingsmayrequire apassword(ifthecontrollerissetupforone). ¡FromanyoftheStatusdisplays,presstheEnter/SaveSettings keytomove totheSettingslevelofmenus. ¡ ©PresstheEnter/SaveSettings keytomovetotheCPSettingsdisplay. SETTINGS ¢Thenyoucanpresstherightarrow"keytoseetheothervoltageandfrequency VoltageDOPU displays (as shown below). An overview e
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Settings 2---4 TimeDelaySettings Unlessotherwisespecifiedontheorder,theControllertimedelaysettingsaresetatthe factory to the default values. If a setting mustbe changed, follow the procedure onthe nextpage. Some settings may require a password(ifcontroller is setupfor one). Any indiscriminatechangeinthesesettingsmay affectthenormal operationoftheAutomaticTrans- ferSwitch. Thischangecould allowtheload circuitsto remainconnected to aninadequatesource. AdjustmentRange Display Screen Feature Time De
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2---5 Settings TimeDelaySettings The controller time delay (TD) settings can be displayed and changed from the keypad. Somesettings mayrequire apassword (ifthe controlpanel isset upfor one). ① Fromanyofthe Statusdisplays,pressthe Enter/SaveSettingskeytomoveto ① the Settingslevelofmenus. SETTINGS ② Press the right arrow keytomovetothe SettingTime Delaysdisplay. Voltage DO PU Frequency DO PU ③ Nowpress Enter/Save Settingskeytomovetothefirst Time Delaymenu. ② ④ Youcanpresstherightarrow keytosee
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Settings 2---6 Features Settings Unlessotherwisespecifiedontheorder,thecontrollerfeaturessettingsaresetatthe factorytothedefaultvalues. Ifasettingmustbechanged,followtheprocedureonthe nextpage. Somesettingsmayrequireapassword(ifthecontrollerissetupforone). Any indiscriminate change inthese settings may affectthe normal operationof the AutomaticTrans- fer Switch. This change could allow the load circuits to remain connected to an inadequate source. Display Screen Feature DefaultSetting Adjustment
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2--7 Settings Features Settings Thecontroller(CP)Featuressettingscanbedisplayedandchangedfromthekey- pad.Somesettingsmayrequireapassword(ifthecontrollerissetupforone). ¡FromanyoftheStatusdisplays,presstheEnter/SaveSettings keytomove totheSettingslevelofmenus. ©Thenpresstherightarrow"keytomovetoSettingTimeDelaysmenu. ¡ ¢Presstherightarrow"keyagaintomovetoSettingsFeaturesmenu. £Nowpress Enter/SaveSettings keytomovetothefirst Featuresdisplay SETTINGS ¤ Youcanpresstherightarrow"keytoseetheotherFea
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Settings 2---8 Y–YPrimaryFailureDetection(notshown) seepage2–1 This display shows status of a special control algorithm which is described in Application Note 381339–276. Enable– YesmeansthealgorithmisactivatedtodetectNormalprimarysingle phasefailureinY–Ysystems. Sense Delay—1seconddefaulttimedelay. TD E>N Y–Y—1hourdefaulttimedelay. Note: ThisfunctionshouldonlybeconsideredforusewheretheNormalsource is provided through a Y–Y transformer. This function requires the Normal sourcevoltageunbalancemon
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2--9 Settings GeneralSettings Thecontroller(CP)generalsettingcanbedisplayedandchangedfromthekeypad. Somesettings may requireapassword(ifthecontrolleris setupforone). ¡From any oftheStatusdisplays,pressEnter/SaveSettings keytomoveto theSettingslevelofmenus. ¡ ©Presstherightarrow"keytomovetoSettingTimeDelaysmenu. SETTINGS ¢Presstherightarrow"keyagaintomovetoSettingsFeaturesmenu. VoltageDOPU FrequencyDOPU £Presstherightarrow"keyagaintomovetoSettingsGeneralmenu. ©¢£ ¤NowpressEnter/SaveSettings key
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Settings 2---10 EngineExerciser Settings Unless otherwise specified onthe order,the controllerengine exercisersettings aresetatthefactorytothedefaultvalues. Ifasettingmustbechanged,followthe procedure on the next page. Some settings may require a password (if the controllerissetupforone). Any indiscriminate change in these settings may affect the normal operation of the Automatic Transfer Switch. This change could allow the load circuits to remain connected to an inadequate source Display Screen
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2---11 Settings Engine Exerciser Settings Thecontroller(CP)engineexercisersettingcanbe displayedand changedfrom thekeypad.Somesettingsmayrequireapassword(ifthecontrollerissetupfor one). ① Fromanyofthe Statusdisplays,pressEnter/Save Settingskeytomovetothe Settingslevelofmenus. ① ② Press the right arrow keytomoveto SettingTime Delaysmenu. SETTINGS Voltage DO PU ③ Press the right arrow keyagaintomoveto Settings Featuresmenu. Frequency DO PU ④ Press the right arrow keyagaintomoveto Settings Ge
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Settings 2--12 ViewEventLog The controller event logging feature can be displayed from the keypad. Some settingsmayrequireapassword(ifthecontrollerissetupforone). ¡From any oftheStatusdisplays,pressEnter/SaveSettings keytomoveto theSettingslevelofmenus. ¡ ©Presstherightarrow"keytomovetoSettingTimeDelaysmenu. SETTINGS VoltageDOPU ¢Presstherightarrow"keyagaintomovetoSettingsFeaturesmenu. FrequencyDOPU £Presstherightarrow"keyagaintomovetoSettingsGeneralmenu. ©¢£¤¥ ¤Presstherightarrow"keyagaintomov
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2--13 Settings Service—Statistics /Diagnostics The controller service statistics / diagnostics can be displayed from the keypad. Somesettingsmayrequireapassword(ifthecontrollerissetupforone). ¡From any oftheStatusdisplays,pressEnter/SaveSettings keytomoveto theSettingslevelofmenus. ¡ ©¢£¤¥¦Pressrightarrow"keysixtimestomovetoServicemenu. SETTINGS VoltageDOPU §NowpressEnter/SaveSettings keytomovetothefirstServicemenu. FrequencyDOPU ©¢£ ¨ Youcanpresstherightarrow"keytoseetheotherServicemenus(assh
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Settings 2--14 Service—FactorySelectableFeatures The controller service factory selectable features can be displayed from the membranecontrols.Thesefactorysettingsshouldnotbechangedbythecustomer NORMALOK (theycannotbechangedwithoutenteringthefactorypassword). ¡ From the ATS Status display (NORMAL OK), press Enter/Save Settings buttontomovedowntotheSettingslevelofmenus. ¡ tomovetoServicemenu. ©¢£¤¥¦§Pressrightarrow"button7times SETTINGS VoltageDOPU ¨ Now press Enter/Save Settings button to mo
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3--1 OperatingtheControls Status Information Thecontroller(CP)providesthestatusoftheautomatictransferswitch(ATS)and ofboththenormalandemergencysources.Thisinformationisatthestatuslevel ofallscreensandnopasswordisrequiredtoviewthem. Youcanpresstherightarrow"keytoseethestatusoftheNormalSourceorpress theleftarrowAkeyto seethe statusoftheEmergency source(the menusloop back). EMERG SOURCE NORMALOK NORMALSOURCE ATSStatus The ATS Status is the primary display. It shows the present status of the ATS. Tr
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OperatingtheControls 3--2 DisplayMessages andtheir Meaning Thefollowingmessages(inalphabeticalorder)canappearontheCPdisplay: Display Message Meaning or Explanation AlsoRefer To An error condition has occurred and the controller Transfer has locked out allfurther attempts totransfer the Switch ATS LOCKED OUT! load. Press the Alarm Reset pushbutton toclear Operator’s this message. Manual The emergency status display shows the EMERG SOURCE emergency voltages, voltage unbalance page 3–1 (if enabled)
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3--3 OperatingtheControls DisplayMessages andtheir Meaning(continued) Thefollowingmessages(inalphabeticalorder)canappearontheCPdisplay: Display Message Meaning or Explanation AlsoRefer To Thenormalsourcefailuretimedelay(Feature1C) TD NormalFail: is running. The amount of time remaining is page 2–4 shown. The normaltoemergency load transfer time delay TD Normal>Emerg: (Feature 2B) is running. The amount of time page 2–4 remaining is shown. The post–transfer time delay (Feature 31M or TD Post Tran
