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Operator’s
4000 Series ADTS
Automatic Delayed–Transition Transfer Switches
Manual
J–design 150–600A, H–design 800–1200A,
G–design 1600–3000A, F–design 4000A
Refer to the outline and wiring drawings provided
with your 4000 Series ADTS for all installation and
DANGER is used in this manual to warn of high
connectiondetailsandaccessories.
voltages capable of causing shock, burns, or death.
RefertoGroup5ControllerUser’sGuide381333–126
forATSstatusdisplaymessages,timedelays,pickup
&dropoutsettings,an
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Catalog NumberIdentification Typical4000Seriescatalogno. forJ–design, 2pole, 260amp, 240V, ADTSinType1enclosure: J 4ADTS A 2 260 F 5 C design prefix letter Neutral Phase Poles Amperes Voltage Controller Enclosure A –solid 2–singleØ A 115 5–standard C –type1 150 1200 J 400 B –switched 3–threeØ B 120 K 415 5X–if F –type3R 260 1600 accessories G –type4 C – overlapping 400 2000 C 208 L 440 ordered H –type4X 600 2600 blank– none D 220 M 460 800 3000 E 230 N 480 L –type12 blank– open type F 240 P 550
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SECTION1 INSTALLATION ASCO4000SeriesAutomaticDelayed–TransitionTrans- should be tested to verify that they are not defective or ferSwitchesarefactorywiredandtested.Fieldinstalla- havebeendamagedduringinstallation. tionsimplyrequiresmountingandconnectionofservice Connecting PowerConductors cables, andauxiliarycontrolcircuits(ifrequired). AWiringDiagramisfurnishedwiththeASCO4000Series Remove the Shipping Skid 4ADTS (separate from this manual). Refer to this For large switches, open the front door
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INSTALLATION (continued) ControllerGround A groundingwire must be connected to the controller’s lower left mounting stud. Because the controller is mountedontheenclosuredoor,aconductivestrapmust be used between the enclosure and the door. This connection provides proper grounding which does not EngineStarting TS Auxiliary Contacts relyuponthedoorhinges. Signals Feature 14A& 14B 5amps,32VDC 10 amps, 32 VDC Harnesses 5ampsresistive28VDC 10 amps250 VAC or120 VAC max. general purpose TB TerminalBloc
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INSTALLATION (continued) FunctionalTest TheFunctionalTestconsistsofthreechecks: ❐ 1 — ManualOperationTest,pages1–3through1–6 Emergency contacts (upper shaft) ❐ 2—VoltageChecks,page1–7 contact window indicators position ❐ 3 — ElectricalOperation, page1–8 O is open indicators C is closed (right side) Do these checks in the order presented Normal contacts to avoid damaging the ATS. (lower shaft) Read all instructions on the Wiring Diagram and labels affixed to the ATS. Note the control features tha
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INSTALLATION (continued) J–design 150–600amp H–design 800–1200amp left side of transfer switch left side of transfer switch lobes on weights prevent both N&Econtacts maintenance from being handle closed at the same time Emergency source contact shaft hub Emergency source contact shaft hub clip maintenance handle Normal source contact shaft hub clips Normal source contact shaft hub Figure 1-6. Maintenance handle on 150–600 amp. Figure 1-9. Maintenance handle on 800–1200 amp. J–design transfer swi
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INSTALLATION (continued) Do notmanually operate the transfer switch until bothpower sources are disconnected: open bothcircuitbreakers. Table C. Maintenance handle positions on 150–1200 amp. transfer switches. . J–design 150---600 A H–design 800---1200 A 1 2 Transfer Switch Maintenance Interlocked Shafts Interlocked Weights ShaftIndicators Position Handle Link between contact Lobes prevent shafts prevents closing closing both N & E both N & E contacts contacts up weight hub hub E=O E uppercontac
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INSTALLATION (continued) Insert handle Turn counterclockwise into hole Emergency to OPEN contacts. Grasp handle (spring fully contacts firmly with Turn clockwise to compressed) both hands CLOSE contacts. Slide the hub onto the window shaft and insert the pin. indicators OPEN or CLOSED Normal counterclockwise DOWN clockwise DOWN contacts OPENS the contacts OPENS the contacts Pull out shaft to open Emergency Pull out shaft to close Emergency source contacts (upper) source contacts (upper) contact
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INSTALLATION (continued) Pressfor15 Sec. observe these lights Figure 1-14. Standard controls and indicators. Close the normalsource (utility) circuit breaker. Two two left 2 --- Voltage Checks lights should come on. The 1 normalsource Accepted (upper First check the nameplate on the transfer switch; the left) and the Transfer Switch rated voltage must be the same as the normal and Position connected to normal emergencylinevoltages. (lower left) lights should be on. Carefully use an accurate volt
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INSTALLATION (continued) step 2 step 4 press these buttons If this light is on, the buttons willnot Pressfor15 Sec. work untilthe controls are unlocked. observe If this light is blinking, the user these lights controls are unlocked for 5 minutes. Figure 1-15. User controls and indicators. The twoleftlights should be on; 3 --- ElectricalOperation the normal source Accepted (upperleft)and the Transfer 1 Thisprocedurewillchecktheelectricaloperationofthe Switch Position connected to automatictransfe
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SECTION2 TESTING&SERVICE TRANSFER TEST DISCONNECTING THE CONTROLLER Operatethe4000SeriesADTSatleastonceamonthby The harness disconnect plugs are furnished for repair following the five–step Electrical Operation Transfer purposes only and should not have to be unplugged. If Testprocedureonpage1–7. thecontrollermust beisolated, followthesesteps: Disconnecting the Plugs PREVENTIVE MAINTENANCE Reasonable care in preventive maintenance will insure Do notunplug the controller high reliability and long
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TESTING&SERVICE (continued) 2. Use the maintenance handle to manually operate the MANUAL LOADTRANSFER transferswitch to the opposite source. First open the This procedure will manually transfer the load if the closed contacts, then close the other contacts. Do not controllerisdisconnected. try toclose bothNormal andEmergency contact.See Manual Operation onpage 1–3 through1–6. 3. Thenremovethemaintenancehandle.. Do notmanually operate the transfer switch until bothpower sources are disconnected (
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INDEX A I R auxiliarycircuits,1–2 indicators,contactposition,1–3 ratinglabel, cover inspection, 2–1 replacementparts,2–1 C installation, 1–1 S cable interlockedweights,1–6 lugs, 1–2 service preparation,1–2 L intheU.Scall1–800–800–2726 catalognumber, insidecover inCanadacall1–888–234–2726 labels, enginestartcontacts, 1–2 cleaning, 2–1 settings rating, cover see ControllerUser’s Guide connections lights, 1–7, 1–8 line, 1–1 shaftindicators,1–3 LoadDisconnectedlight, 1–8 contactpositionindicators,1–
