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7000 Series ADTS
Operator’s
Automatic Delayed–Transition Transfer Switches
Manual
E–design 150–400A, F–design 600–800A,
G–design 1000–4000A, F–design 3000–4000A,
TABLE OF CONTENTS
DANGER is used in this manual to warn of high
section-page
voltages capable of causing shock, burns, or death.
INSTALLATION ........................ 1-1
Mounting and Line Connections ......... 1-1
Auxiliary Circuits and Harness........... 1-2
WARNINGisusedinthismanualtowarn
Engine Starting Contacts ............... 1-2
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Catalog Number Identification Typical7000Seriescatalogno.forG–designswitchedneutral,3pole,2000A,480V,ADTSinType1enclosure: G 7ADTS B 3 2000 N 5 C design prefix letter Neutral PhasePoles Amperes Voltage Controller Enclosure A–solid 2–singleØ 5–standard 150 1000 A 115 J 400 C –type1 260 B–switched 3–threeØ 1200 B 120 5X–if F–type3R K 415 accessories 400 G–type4 C 208 L 440 1600 ordered 600 L–type12 2000 blank–none D 220 M 460 800 M –type3Rsecure 3000 E 230 N 480 N –type4secure F 240 P 550 4000 P –
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Rating Label Nameplate The Transfer Switch nameplate includes data for each Eachautomaticdelayed–transitiontransferswitchcontainsa specific7000SeriesADTS. Use the switchonly withinthe rating label to define the loads and fault circuit withstand / limitsshownonthisnameplate.AtypicalCatalogNumber closing ratings. Refer to the label on the transfer switch for isshownonthepreviouspagewithitselementsexplained. specificvalues. Do not exceed the values on the rating label. Exceeding the rating can caus
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SECTION1 INSTALLATION ASCOSeries7000AutomaticDelayed–Transition TransferSwitchesarefactorywiredandtested. Field installationsimplyrequiresmountingandconnectionof De–energizetheconductorsbeforemakingany line or auxiliary circuitry connections. Be sure servicecables, andauxiliarycontrolcircuits(ifrequired). that Normal and Emergency line connections Remove the Shipping Skid areinproperphaserotation.Placeenginegen- eratorstartingcontrolintheOFFposition.Make Forlargeswitches, openthefrontdoorandremo
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INSTALLATION (continued) TightenboltedjointstothetorquespecifiedinTableA. Engine Starting Contacts Theenginecontrolcontact connections(ifused)are locatedonthe transferswitch. Connect signalwiresto appropriateterminalsasspecifiedinTableBandshown The reliablility of the connection depends in Figure 1---1. onhowcleanandhowtightthejointis. Table B. Engine start connections Table A. Tightening torque values for bolted joints Whennormal Terminals on (Grade 5 hardware) source fails transferswitch conta
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INSTALLATION (continued) handle shafts handle handle Figure 1-2. Figure 1-3. Figure 1-4 150 – 400 A (3 pole) 600 & 800 A (& 4 pole 400 A) 3000 & 4000 A E–design switches F–design switches F–design transfer switches 1000through 4000AG–design SeeFigure1-5. 1–ManualOperation Installthe hub(with pin) onto the shaft and insert the Adetachablemanualoperatorhandleisprovidedonthe manualfirmlyintothesideholeinthehub. Pushinor Transfer Switchesformaintenancepurposesonly.Manual pullout hubto engage opposit
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INSTALLATION (continued) GREEN RED observe these lights GREEN RED AMBER Figure 1-6. Standard controls and indicators. Close the normal source circuit breaker. The Transfer Switch 2–VoltageChecks 1 Connected To Normal and the Load Disconnect First checknameplateontransferswitch;ratedvoltage Normal Source Accepted lights Active should come on. mustbethesameasnormalandemergencylinevoltages. Use an accurate voltmeter to check phase to phase and Before energizing the switchcheckto be 2 phase to neutr
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INSTALLATION (continued) GREEN RED operate observe this switch these lights GREEN RED AMBER Figure 1-7. Standard controls and indicators. Turn and hold Transfer Control switch clockwise to Transfer 3 --- ElectricalOperation Test until the engine starts 1 and runs (within 15 sec.). The Load Thisprocedure willcheck the electricaloperationof the Disconnect Active Emergency Source Accepted AutomaticDelayed–TransitionTransferSwitch. See light should come on. Figure 1---7. Transfer switch CN opens and
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SECTION2 TESTING&SERVICE TRANSFER TEST DISCONNECTING THECONTROLLER Operate the 7000 Series ADTS at least once a month The harness disconnect plugs are furnished forrepair by followingthe five–step Electrical Operation purposesonly and should not have to be unplugged. Transfer Testprocedure on page 1–5. If the controlpanelmust be isolated, followthese steps: Disconnecting the Plugs PREVENTIVEMAINTENANCE Reasonable care inpreventive maintenance willinsure high reliability and longlife forthe 7000
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TESTING&SERVICE (continued) 2. Use manualhandle to manually operate transfer MANUALLOADTRANSFER switch to the opposite source. First open the Thisprocedure willmanually transferthe loadif the closedtransferswitch, thenclose the othertransfer controlpanelis disconnected. switch. 3. Thenremovethemaintenancehandle. Seepage1–3. Do notmanually operate the transferswitch until bothpowersources are disconnected (all conductors deenergized). Verify thatthemaintenancehandle has beenremoved before proceed
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INDEX A I O operation auxiliarycablebox,1–1 electrical,1–5 inspection, 3–1 manual, 1–3 auxiliarycircuits,1–2 illustrationof, 1–3 installation, 1–1 warning, 1–3 sequenceof, 2–1 B optionalaccessories barriers, 1–1 see ControllerUser’s Guide L P labels, C parts, 2–1 enginestartcontacts, 1–2 phaserotationcheck,1–4 cable rating, cover problem, 2–2 lugs, 1–2 preparation,1–2 lights, 1–4, 1–5 R catalognumber, cover ratinglabel, cover cleaning, 2–1 LoadDisconnect Activelight, 1–5 replacementparts,2–1 con
