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etsn3r-200-1-1 instruction manual

1. Table 1 ATS Catalog Numbering System E GSU 200 NSE AC TT Manufacturer Type Ampere Service Entrance Load Shed Eaton Generator Rating Blank Non SE AC Active Switch 100 100A NSE Service Load Control Universal 200 200A Entrance Blank Passive Normal Source Load Shed Only 1 4 Environmental and Operational Conditions Normally an ATS is applied indoors in an electrical equipment room It can also be used for normal outdoor applications with standard NEMA 3R enclosure where the equipment is subject to falling rain freezing temperatures and 95 humidity non condensing The ambient temperature range for operation is between 20 and 70 C 4 and 158 F 1 5 Glossary With respect to their use within this document and as they relate to transfer switch and controller operation the following terminology is defined Available A source is defined as available when it is within its undervoltage setpoint ranges for the nominal voltage setting Connected Connected is defined as when the input is shorted by an external contact or connection Failed or Fails A source is defined as failed when it is outside of the applicable voltage setpoint ranges for the nominal voltage and for a time exceeding 0 5 seconds after the time delay emergency fail TDEF time delays expires Failsafe Failsafe is a feature that prevents disconnection from t
2. All wires connected to the contactor are labeled to ease identification Step 3 Step 4 Step 5 Step 6 Step 7 Remove the four 4 screws securing the contactor to the base plate using a blade screwdriver or 0 25 in socket or nut driver Remove the contactor Following the replacement steps for the 200 A lugs see Sections 7 4 1 6 remove the lugs from the old contactor then install the lugs on the new contactor Secure the contactor onto the base plate using the hardware supplied Reattach the twelve 12 red control wires to the contactor Examine each wire to find the name then refer to Figure 25 for the correct connection point Reconnect all wire cables to the contactor as per their original connections Note If you are replacing the contactor in a 200 A SE ATS the service entrance breaker must be reinstalled at this time Follow Steps 5 through 6 in section 7 4 1 7 to complete the procedure Step 8 Apply utility Source 1 power and place the genera tor control selector switch in the AUTO position after the contactor has been replaced Test the sys tem for proper functionality EATON CORPORATION www eaton com 21 Instruction Booklet IB 70 8689 O amp M Manual for the 200A EGSU Automatic Effective August 2009 Transfer Switch with RTC 100 Control 7 4 1 5 Wiring Harness Step 3 Disconnect all plugged connections from the control ler see Figure 21 The wire harness is now free to be remove
3. Service Equipment Rated Transfer Switch This feature provides the label Suitable for use as Service Equipment and the features necessary to meet the require ments for the label 3 5 Standards Eaton ATS equipment enclosed in NEMA 3R enclosures are listed for application by UL In addition Eaton ATSs are listed in File E313744 by Underwriters Laboratories Inc under Standard UL 1008 This standard covers the requirements for ATSs intended for use in ordinary locations to provide lighting and power as follows a In standby systems in accordance with article 702 of the National Electrical Code Eaton ATSs are available to meet NFPA 110 for standby power sys tems EATON CORPORATION www eaton com 7 Instruction Booklet IB 70 8689 Effective August 2009 Section 4 Installation and Wiring 4 1 General Eaton ATSs are factory wired and tested Installation requires solidly mounting the enclosed unit and connecting the power cables and the auxiliary sensing circuits Physical mounting procedures and power cable connections are covered in this section Once a transfer switch Is properly installed and wired it should be mechanically and electrically checked for proper installation and operation The procedures for these initial mechanical and electrical checks are outlined in Section 5 of this manual Figure 8 Dimensions and Plan View of a EGSU200AC in 200 A 8 EATON CORPORATION www eaton com O amp M Manual
4. Tighten all cables and wiring to specifications locat wires to J7 2 and J7 3 see Figure 13 ed on door Figure 13 Dry Contacts EATON CORPORATION www eaton com 11 Instruction Booklet IB 70 8689 Effective August 2009 4 5 Wiring A WARNING POWER CONDUCTORS AND CONTROL WIRING MAY HAVE VOLTAGE PRESENT THAT CAN CAUSE SEVERE PERSONAL INJURY OR DEATH DE ENERGIZE ALL POWER OR CONTROL CIRCUIT CONDUCTORS BEFORE BEGINNING TO PERFORM ANY WIRING ACTIVITY TO OR WITHIN THE ATS EQUIPMENT A CAUTION CHECK THE ATS EQUIPMENT NAMEPLATE FOR RATED VOLTAGE IT SHOULD BE THE SAME AS THE UTILITY AND GENERATOR LINE VOLTAGES OPERATING THE EQUIPMENT ON IMPROPER VOLTAGE CAN CAUSE EQUIPMENT DAMAGE 4 6 Installation In a typical installation for critical loads see Figure 14 the ATS 1 and the generator 2 are connected to the power supply The ATS 1 and emergency distribution panel 3 receive utility power from a dedicated breaker in the utility service panel 4 The ATS and emer gency panel receive generator power from the generator 2 Power from the utility feeds the utility panel GY Ms GF S Power Up Cables WHS WLS Control Wiring Figure 14 Typical Installation of a Residential ATS The ATS 1 and generator 2 are connected to the power supply The automatic transfer switch is located between the emergency distribution 3 and the utility panel 4 When the utility
5. tion debris from the equipment Read and understand all labels on the equipment Review and understand the wiring diagrams supplied with the equipment Note any optional accessories that may have been furnished with this unit and review their operation Verify that the phase to phase line voltages of both the utility and generator power sources are the same and that they match the rated voltage as indicated on the ATS ratings label A CAUTION SEVERE EQUIPMENT DAMAGE CAN RESULT IF THE UNIT IS NOT APPLIED AT PROPER VOLTAGE DO NOT ENERGIZE THE EQUIPMENT IF THE SUPPLY VOLTAGES DO NOT MATCH EQUIPMENT RATINGS LABEL Instruction Booklet IB 70 8689 Effective August 2009 4 9 Protection For Catalog EGSU200AC only When protected by one of the following circuit breakers rated not more than 400 amperes this transfer switch is rated for use on a circuit capable of delivering not more than 25 000 RMS symmetrical amperes 240 volts maximum but not more than the interrupting capacity of the selected circuit breaker Eaton DK KD KDB HKD JDC KDC LCL LA JDB JD HJD CSR BW BWH FD FDC Siemens FD6 A FXD6 A HFD6 CFD6 Square D KI LE LX LXI GE SF SFL SFP When protected by circuit breakers without adjustable short time response only or by fuses this transfer switch is rated for use on a circuit capable of delivering not more than 10 000 RMS symmetrical amperes at 240 VAC MANUFACTURER ANY BREAKER ANY TYPE ANY AMPS MAX PER NE
6. 1 washer sup plied tighten the control wire terminal and lug to the generator bus Repeat the process of the sec ond generator lug Ensure that no gaps are present between the lugs and bus Step 9 Secure the load lugs to the load bus using the hard ware supplied The load lugs do not require control wire terminals Step 10 Secure the contactor to the base plate using the four 4 screws supplied For SE ATSs Step 11 Reattach the red wires to the contactor Examine each wire to find the name then refer to Figure 27 for the correct connection point Step 12 Reconnect all cables to the contactor as per their Original connections Step 13 Apply utility Source 1 power and place the genera tor control selector switch in the AUTO position after the lugs have been replaced Test the system for proper functionality Instruction Booklet IB 70 8689 Effective August 2009 7 4 1 7 200 A Service Entrance Breakers q Figure 29 Service Entrance Breaker Installed 200 A SE ATS Step 1 Turn the utility Source 1 power off and turn the generator Source 2 start selector switch to the OFF position before attempting to replace the ser vice entrance breaker Step 2 Disconnect the cables from the lugs on the service entrance breaker Step 3 Disconnect the SE Breaker from Contactor Step 4 Replace the SE Breaker and torque bus bolts to 60 Ib in EATON CORPORATION www eaton com 23 Instruction Bookle
7. Source 1 gt gt a Watt Hour Meter Generator Source 2 Circuit Breaker Circuit Breaker Main Breaker Household PEPPER Figure 17 Diagram of a Typical Installation All Loads 4 7 Generator Utility Sensing Connection The generator utility sensing connections are located on the fuse block that is installed at the bottom of the power panel The utility sensing wires required for proper generator operation are con nected at this point Note Prior to making the generator utility sensing connection to the ATS set the generator control selector switch to the OFF position to prevent an unwanted generator start Control wiring such as the generator utility sens ing wires must be run separately from the power cables Use the proper wire size as listed by the generator set Genset manufacturer This ATS is intended for use on generators with built in auto start features These generators sense and react to utility power see Figure 12 This ATS may also be used with generators that require open type remote starting contacts One set of normally open con tacts and one set of normally closed contacts are supplied 4 8 Preliminary Checks After the ATS enclosure is installed and power cables are connected to the equipment thoroughly inspect the unit to ensure that no tools were left inside and that the cabinet is free of debris If necessary use a vacuum cleaner to remove any and all construction or installa
8. Wi Di f h ee a fe DISCONNECE MONINE contactor Step 2 Disconnect all wire cables from the contactor Step 3 Note their location then disconnect the red wires from the contactor see Figure 25 Note All wires connected to the contactor are labeled to ease identification 22 EATON CORPORATION www eaton com O amp M Manual for the 200A EGSU Automatic Transfer Switch with RTC 100 Control For All ATSs Step 4 Remove the four 4 screws securing the contactor to the base plate using a blade screwdriver or 0 25 in socket or nut driver Step 5 Remove the two 2 generator lugs and the two 2 load lugs using a blade screwdriver see Figure 27 Step 6 Once the load lugs have been removed insert a blade screwdriver up through the circular hole in the load lug bus and remove screws securing the two 2 generator lugs Step 7 Place the new utility lugs on the utility bus so the anti turn protrusions fit in the holes Once the lugs are in place take one 1 supplied control wire ter minal and hold it underneath the bus Using one 1 screw and one 1 washer supplied tighten the con trol wire terminal and lug to the utility bus Repeat the process of the second utility lug Ensure that no gaps are present between the lugs and bus Step 8 Place the new generator lugs on the generator bus Once the lugs are in place take one 1 supplied control wire terminal and hold it underneath the bus Using one 1 screw and one
9. for the 200A EGSU Automatic Transfer Switch with RTC 100 Control A WARNING BE CERTAIN THAT THE DEADFRONT IS PROPERLY INSTALLED BEFORE THE TRANSFER SWITCH EQUIPMENT IS PUT INTO SERVICE THE DEADFRONT PROVIDES PROTECTION FROM DANGEROUS VOLTAGES AT THE LINE AND LOAD TERMINALS WHEN THE EQUIPMENT IS IN OPERATION FAILURE TO DO SO COULD RESULT IN PERSONAL INJURY OR DEATH 4 2 Mounting Location Choose a location that offers a flat rigid mounting surface capable of supporting the weight of the enclosed ATS equipment see Figure 8 200 A and Figure 9 200 A SE Protect the transfer switch at all times against excessive moisture dust dirt lint and corrosive vapors Oo000 O O amp M Manual for the 200A EGSU Automatic Instruction Booklet IB 70 8689 Transfer Switch with RTC 100 Control Effective August 2009 Figure 9 Dimensions and Plan View of a EGSU2Z00NSEAC EATON CORPORATION www eaton com 9 Instruction Booklet IB 70 8689 Effective August 2009 Check to ensure there are no pipes wires or other mounting haz ards in the immediate mounting area that could create a problem Carefully remove all packing material from the ATS enclosure at the installation site Even though an equipment inspection was per formed when the equipment was received make another careful inspection of the enclosure and the ATS mechanism as the packing material is removed and the enclosure readied for mounting Be especially alert for dis
10. the equipment clean the frequency of maintenance will depend to a large extent on the cleanliness of its surroundings If a significant amount of dust or foreign matter is present a more frequent maintenance schedule should be followed It is suggested that visual inspections of the equipment be made on a regular basis not just during regularly scheduled periods Always be alert for an accumulation of dirt in and around the structure loose parts and or hardware cracks and or discoloration to insulation and damaged or discolored components Figure 19 is the wiring diagram for the EGSU ATS switch Note Only qualified and experienced personnel should attempt any diagnos tic work using this diagram POWER TRANSFER DEVICE N1 UTILITY SENSING INPUT o TO GENERATOR 240 VAC UTILITY SUPPLY 240 VAC S2 AUX S1 AUX SWITCH SWITCH RTC 100 TRANSFER SWITCH CONTROLLER S2 POSITION S1 POSITION B PHASE DC WET CT INPUT 240 VAC o o o FI A MAIN DISTRIBUTION GENERATOR SUPPLY PANEL LOAD VOLTAGE T2 o E2 CONTROL SOURCE 1 CLOSE UTILITY SENSING GENERATOR SENSING GO TO S2 INPUT SOURCE 2 CLOSE AC CONTROL 2 AC CONTROL 1 A_ PHASE CT INPUT 2 WIRE ENGINE START ONLY NOILOJNNOO XOSNIS HH Figure 19 Wiring Diagram for the EGSU ATS Shown Deenergized and Connected to Source 1 16 EATON CORPORATION www eaton com O amp M Manual for th
11. to the generator Cause 1 The generator breaker is open 2 The generator voltage is not acceptable Correction 1 Reset the generator circuit breaker 2 Refer to the generator User s Manual The automatic transfer switch does not transfer to the utility 1 The service disconnect breaker is open 2 The utility voltage is not acceptable 1 Reset the service disconnect breaker 2 Wait for the utility voltage to return to normal The generator is still running after the transfer switch transfers to the utility Engine cool down period The engine should stop after the cool down EATON CORPORATION www eaton com 25 Instruction Booklet IB 70 8689 Effective August 2009 Notes 26 EATON CORPORATION www eaton com O amp M Manual for the 200A EGSU Automatic Transfer Switch with RTC 100 Control O amp M Manual for the 200A EGSU Automatic Instruction Booklet IB 70 8689 Transfer Switch with RTC 100 Control Effective August 2009 Notes EATON CORPORATION www eaton com 27 Instruction Booklet IB 70 8689 Effective August 2009 This instructional literature is published solely for information purpos es and should not be considered all inclusive If further information is required you should consult an authorized Eaton sales representa tive The sale of the product shown in this literature is subject to the terms and conditions outlined in appropriate Eaton selling policies or othe
12. 234 Cat No Style No GO No CS ITEM 001 PIECE 001 OF 001 Hertz 60 Wire 3 30 43465 ABC0123 Volts 240 Poles 2 Amps 200 Phase 1 Figure 1 Typical Automatic Transfer Switch Equipment Nameplate All possible contingencies that may arise during installation opera tion or maintenance and all details and variations of this equip ment do not purport to be covered by these instructions If further information is required by the purchaser regarding a particular instal lation application or maintenance activity please contact an autho rized Eaton sales representative or the installing contractor 2 EATON CORPORATION www eaton com O amp M Manual for the 200A EGSU Automatic Transfer Switch with RTC 100 Control Section 1 Introduction 1 1 Preliminary Comments and Safety Precautions This technical document is intended to cover most aspects associ ated with the installation application operation and maintenance of the Automatic Transfer Switch ATS It is provided as a guide for authorized and qualified personnel only Please refer to the specific WARNING and CAUTION in Section 1 1 2 before proceeding If fur ther information is required by the purchaser regarding a particular installation application or maintenance activity please contact an authorized Eaton sales representative or the installing contractor 1 1 1 Warranty and Liability Information No warranties expressed or implied i
13. C For Catalog EGSU200NSEAC only This switch is equipped with integral over current protection Continuous load current not to exceed 80 percent of switch rating This Transfer Switch is rated for use on a circuit capable of delivering not more than 25 000 rms symmetrical amperes 240 volts maxi mum EATON CORPORATION www eaton com 13 Instruction Booklet IB 70 8689 Effective August 2009 Section 5 Functional Testing A WARNING YOU ARE READY TO ENERGIZE THE EQUIPMENT VOLTAGES WITHIN THE ENCLOSURE ARE CAPABLE OF CAUSING SEVERE PERSONAL INJURY OR DEATH USE EXTREME CAUTION TO AVOID CONTACT WITH ENERGIZED EQUIPMENT 5 1 Preliminary Checks Step 1 Check all loads connected to the ATS to ensure that they are ready to be energized 5 2 Energize the Switch Step 1 Using a voltmeter measure the line to line and the line to neutral voltages across the utility line termi nals to ensure the utility voltage is correct Step 2 Close the upstream utility power source breaker or switch to connect the ATS to the utility power source voltage Step 3 If the ATS unit is not already in the UTILITY posi tion and the voltage is acceptable the solenoid will engage and the contactor will automatically switch to the UTILITY position A WARNING CONTACT WITH ENERGIZED COMPONENTS WILL CAUSE ELECTRICAL SHOCK CAPABLE OF PRODUCING SEVERE PERSONAL INJURY OR DEATH USE EXTREME CAUTION TO AVOID CONTACT WITH ENERGIZED COMPONENTS WHE
14. Instruction Booklet IB 70 8689 Effective August 2009 O amp M Manual for the 200A EGSU Automatic Transfer Switch with RTC 100 Control Contents Description Page T FAMPOOUCTION 2 5 4 40 da ee he 2k eee ee ee eo 2 2 Receiving Handling and Storage D 3 Equipment Description n a nannaa aaa aaaea 6 4 Installation and Wiring 205 8 5 Functional Testing 00005 14 6 Adjustments 0 0 0 0 0 00 cee eee 15 7 Maintenance and Component Replacement 16 ELN Powering Business Worldwide Instruction Booklet IB 70 8689 Effective August 2009 A WARNING READ AND UNDERSTAND THE INSTRUCTIONS CONTAINED HEREINAFTER BEFORE ATTEMPTING TO UNPACK ASSEMBLE OPERATE OR MAINTAIN THIS EQUIPMENT HAZARDOUS VOLTAGES ARE PRESENT INSIDE TRANSFER SWITCH ENCLOSURES THAT CAN CAUSE DEATH OR SEVERE PERSONAL INJURY FOLLOW PROPER INSTALLATION OPERATION AND MAINTENANCE PROCEDURES TO AVOID THESE VOLTAGES THE TRANSFER SWITCH EQUIPMENT COVERED BY THIS INSTRUCTION BOOK IS DESIGNED AND TESTED TO OPERATE WITHIN ITS NAMEPLATE RATINGS OPERATION OUTSIDE OF THESE RATINGS MAY CAUSE THE EQUIPMENT TO FAIL RESULTING IN DEATH SERIOUS BODILY INJURY AND OR PROPERTY DAMAGE ALL RESPONSIBLE PERSONNEL SHOULD LOCATE THE DOOR MOUNTED EQUIPMENT NAMEPLATE AND BE FAMILIAR WITH THE INFORMATION PROVIDED ON THE NAMEPLATE A TYPICAL EQUIPMENT NAMEPLATE IS SHOWN IN FIGURE 1 E TeN EGSU200NSEAC L050412
15. MPTING INSTALLATION APPLICATION OPERATION OR MAINTENANCE OF THE EQUIPMENT IN ADDITION ONLY QUALIFIED PERSONS SHOULD BE PERMITTED TO PERFORM ANY WORK ASSOCIATED WITH THE EQUIPMENT ANY WIRING INSTRUCTIONS PRESENTED IN THIS DOCUMENT MUST BE FOLLOWED PRECISELY FAILURE TO DO SO COULD CAUSE PERMANENT EQUIPMENT DAMAGE O amp M Manual for the 200A EGSU Automatic Transfer Switch with RTC 100 Control 1 2 General Information ATSs are used to protect critical electrical loads against loss of power The load s utility power source is backed up by a generator power source An ATS is connected to both the utility and generator power sources and supplies the load with power from one of these two sources In the event that power is lost from the utility power source the ATS transfers the load to the generator power source Once the utility power is restored the load is automatically trans ferred back to the utility power source Figure 2 Generator Utility Figure 2 Typical Load Transfer Switch Contactor Schematic An intelligence system initiates the transfer when the utility power source fails or falls below a preset voltage An engine start is then initiated by the ATS or the generator and the ATS transfers to the generator power source when sufficient generator voltage is avail able When the utility power source is restored the ATS automati cally transfers back and the generator will shut down after a time delay In the event th
16. N USING A METER FOR VOLTAGE CHECKS Step 4 Position the generator control selector switch locat ed on the standby generator to the AUTOSTART position It may also be labeled REMOTE START or AUTO 5 3 Operational Checks Step 1 Open the upstream utility breaker originally closed in Step 2 of Section 5 2 NOTICE THIS WILL SIMULATE AN INTERRUPTION OF THE UTILITY POWER SOURCE Step 2 After a time delay the standby generator engine will Start Step 3 Using a voltmeter measure the line to line and line to neutral voltages across the generator line terminals to ensure that the generator emergency voltage is correct If necessary make adjustments to the voltage regulator on the generator according to the manufacturer s recommendations to correct any voltage deviations The ATS will only respond to the correct voltage from the generator power source Step 4 Close the upstream generator power source breaker or switch to connect the ATS to the generator power supply source Step 5 The ATS Time Delay Normal Utility to Emergency Generator TDNE will begin to time after the gen erator engine begins to run After time out the sole noid will engage and the contactor will automatically switch from the UTILITY to the GENERATOR posi tion 14 EATON CORPORATION www eaton com O amp M Manual for the 200A EGSU Automatic Transfer Switch with RTC 100 Control Step 6 Close the utility breaker described in Step 1 of Sectio
17. RE TO KEEP CONTAMINANTS OUT OF THE ATS EQUIPMENT WHEN MAKING THE POWER CABLE CONNECTIONS Test all power cables prior to connection to the unit to ensure that the conductors or cable insulation has not been damaged while being pulled into position Power cables are to be connected to solderless screw type lugs located on the automatic transfer switching devices Verify that the lugs supplied will accommodate the power cables being used Also verify that the cables comply with all local electrical codes Standard ATS equipment as supplied from the factory will accommodate the wire sizes shown in Table 2 Table 2 Wire Sizes for ATSs Transfer Switch Amp Rating 200 4 300 kcmil 1 Number of Cables per Phase Contactor Wire Size Range Carefully strip the insulation from the power cables to avoid nicking or ringing of the conductor strands Prepare the stripped conductor termination end by cleaning it with a wire brush If aluminum con ductors are used apply an appropriate joint compound to the clean conductor surface area A CAUTION IMPROPER POWER CABLE CONNECTIONS CAN CAUSE EXCESSIVE HEAT AND SUBSEQUENT EQUIPMENT FAILURE Note Tighten the cable lugs to the torque identified on the label affixed to the unit s door Step 1 Connect cables as follows see Figure 11 and Table 2 e The utility power cables to the utility lugs or SE breaker if installed e The generator power cables to the generat
18. anual for the 200A EGSU Automatic Transfer Switch with RTC 100 Control 7 4 1 2 200 A Neutral Bar Step 1 Step 2 Step 3 Step 4 Figure 22 200A Neutral Bar Turn the utility Source 1 power off and turn the generator Source 2 control selector switch to the OFF position before attempting to replace the neu tral bar Disconnect all wire cables from the neutral bar If the neutral bar has been bonded to the ground screw remove the screw that grounds the neutral bar to the base plate see Instruction Leaflet supplied with the grounding kit for more information Remove the screws in the black base using a blade screwdriver or 0 25 in socket or nut driver the neutral bar see Figure 23 Remove Screws Figure 23 Replacing the 200 A Neutral Bar Step 5 Step 6 Step 7 Mount the neutral bar to the base plate using the hardware supplied If the neutral bar being replaced was grounded use the bonding screw removed in Step 3 to ground the neutral bar to the base plate see Instruction Leaflet supplied with the grounding kit for more informa tion Reconnect all wire cables to the neutral bar Step 8 Apply utility Source 1 power and place the genera tor control selector switch in the AUTO position after the neutral bar has been replaced Test the system for proper functionality O amp M Manual for the 200A EGSU Automatic Transfer Switch with RTC 100 Control 7 4 1 3 Gr
19. ari PowerChain Management PowerChain Management is a registered trademark of Eaton Corporation All other trademarks are property of their respective owners
20. d Step 4 Place the new wiring harness in the ATS Step 5 Connect all the plugs to the controller Step 6 Reattach the red wires to the contactor Examine each wire to find the name then refer to Figure 27 for the correct connection point p i Step 7 Apply utility Source 1 power and place the genera pa eB IANS k tor control selector switch in the AUTO position after the wiring harness has been replaced Test the system for proper functionality 7 4 1 6 Replacing the 200 A Lugs Utility Lugs Figure 26 Wiring Harness Installed in a EGSU ATS Step 1 Turn the utility Source 1 power off and turn the generator Source 2 control selector switch to the OFF position before attempting to replace the wir ing harness Step 2 Note their location then disconnect the red wires from the contactor Note All wires connected to the contactor are labeled to ease identification Figure 28 Replacing the 200 A Lugs Note If you are replacing the lugs in a 200 A SE ATS the service entrance breaker cables must first be removed Follow Steps 1 through 4 in Section 7 4 1 7 before performing the procedure that follows Utility Coil Utility Gen General Coil Connections Aux Aux Connections Step 1 Turn the utility Source 1 power off and turn the Utility Aux N C NC Gen ANK generator Source 2 control selector switch to the Com Com OFF position before attempting to replace the lugs Fi 27
21. e 200A EGSU Automatic Transfer Switch with RTC 100 Control 7 2 Procedures A suggested maintenance procedure to be followed is outlined in Table 3 Table 3 Recommended Periodic Maintenance Procedures Instruction Booklet IB 70 8689 Effective August 2009 Step Action a Make the transfer switch equipment safe for inspection and or maintenance Disconnect the line power from the equipment being serviced by opening next highest disconnect device Make certain that any accessory control power is switched off integrity b Inspect the structure area for safety hazards or potential maintenance problems Inspect the area especially where the contactor is installed for any safety hazards including per sonal safety and fire hazards Exposure to certain chemical vapors can cause deterioration of the electrical connections Inspect for accumulated dirt loose hardware or physical damage Examine the primary insulation for evidence of cracking or overheating Overheating will show as discoloration melting or blistering of the conductor insulation or as pitting or melting of the conduc tor surfaces due to arcing Inspect the secondary control connections for damage and control wiring for insulation c Inspect the contactor for dust dirt soot grease moisture or corrosion Remove dust dirt soot grease moisture and corrosion contamination from the surface of the switch ing device using a dry soft lint free cloth dry
22. e ATS can be ordered in either a standard or service entrance SE configuration When ordered as an SE integral overcurrent protec tion is built into the switch Therefore the ATS can be installed at the point of service entrance without the need for an upstream dis connect device on the utility or primary source side EATON CORPORATION www eaton com 3 Instruction Booklet IB 70 8689 Effective August 2009 Figure 4 EGSU200AC Figure 5 EGSU200NSEAC 4 EATON CORPORATION www eaton com O amp M Manual for the 200A EGSU Automatic Transfer Switch with RTC 100 Control The benefits of the SE configuration are e Combined service disconnect and over current protection in the ATS reduces the overall equipment and installation costs e Fewer components and power connections reduce maintenance requirements 1 2 3 Active Load Shed Contacts This transfer switch incorporates the Eaton RTC 100 transfer switch controller The RTC 100 has two sets of active load shed contacts There is also an optional load shed board that connects to and is controlled by the RTC 100 controller See IB 70 8698 for further explanation and connection information 1 3 Transfer Switch Catalog Number Identification ATS equipment catalog numbers provide a significant amount of relevant information pertaining to a specific piece of equipment The Catalog Number Identification Table see Table 1 provides the required interpretation information
23. e controller 12G Utility Available This feature provides a green LED that when lit indicates the Utility is available 12H Generator Available This feature provides an red LED that when lit indicates the generator is available 15N Load Shed Active EGSU Only Two sets of contacts are available and can be used to control large connected loads on the generator i e air conditioners hot tubs etc The contacts are rated for 250 Vac 5 amps See IB 70 8698 for further explanation and connection infor mation Instruction Booklet IB 70 8689 Effective August 2009 23K Generator Test Selectable Off 7 14 28 Day Interval This feature provides for automatic test operation of the generator Available test cycles are 7 14 or 28 days with a 15 minute duration Programmable jumpers allow for selection of three test cycles e Generator Start Run Only No Load e Generator Test with Load Transfer or e Disabled This is a Failsafe operation 26 Utility Monitoring and Protection This feature provides Utility monitoring and protection func tions If the Utility power supply fails then the RTC 100 will begin the sequence of operations necessary to transfer the load circuit to the Generator power supply All Feature 26 monitoring and protection functions are Failsafe operations 26P All Phase Undervoltage Protection Adjustable Undervoltage Dropout 70 of nominal Pickup 80 of nominal 37A
24. e utility power source fails and the generator power source does not appear the ATS remains connected to the utility power source until the generator power source does appear Conversely if connected to the generator power source and the generator power source fails while the utility power source is still unavailable the ATS remains connected to the generator power source ATSs automatically perform the transfer function and include three basic elements 1 Main contacts to connect and disconnect the load to and from the source of power 2 Solenoids to make the transfer of the main contacts from source to source 3 Intelligence supervisory circuits to constantly monitor the condi tion of the power sources and thus provide the intelligence nec essary for the switch and related circuit operation Instruction Booklet IB 70 8689 Effective August 2009 1 2 1 Design Configuration The Eaton Residential ATS is a rugged compact design that utilizes power contactors to transfer essential loads from one power source to another see Figure 3 The Residential ATS contains suitable mechanical and electrical interlock switches to eliminate the possibil ity of connecting the utility service to the generator output In addi tion a manual override lever is provided for the transfer function A WARNING DO NOT MANUALLY TRANSFER THE SWITCH WHILE UNDER LOAD Figure 3 EGSU200AC 200 A 1 2 2 Optional Service Entrance Feature Th
25. ed disconnect all sources of power reinstall the J9 connector and reconnect the power O amp M Manual for the 200A EGSU Automatic Instruction Booklet IB 70 8689 Transfer Switch with RTC 100 Control Effective August 2009 Section 6 Adjustments 6 1 General Refer to IB 70 8698 supplied with the ATS for RTC 100 Controller adjustments and functions Figure 18 ATS Manual Operating Handle in Use Shown Connected to Source 2 EATON CORPORATION www eaton com 15 Instruction Booklet IB 70 8689 Effective August 2009 Section 7 Maintenance and Component Replacement 7 1 Introduction A WARNING HIGH VOLTAGES ARE PRESENT IN AND AROUND TRANSFER SWITCH EQUIPMENT BEFORE INSPECTING OR MAINTAINING THIS EQUIPMENT DISCONNECT THE LINE POWER FROM THE EQUIPMENT BEING SERVICED BY OPENING AND LOCKING OUT IF POSSIBLE THE NEXT HIGHEST DISCONNECT DEVICE FAILURE TO FOLLOW THIS PROCEDURE COULD CAUSE SEVERE PERSONAL INJURY AND OR DEATH SHOWN DEENGERGIZED AND CONNECTED TO SOURCE 1 O amp M Manual for the 200A EGSU Automatic Transfer Switch with RTC 100 Control In general ATS equipment is designed to be relatively maintenance free under normal usage However because of the variability of application conditions and the importance placed on dependable operation by this type of equipment inspection and maintenance checks should be made on a regularly scheduled basis Since equip ment maintenance will consist mainly of keeping
26. er Switch with RTC 100 Control 7 4 Component Replacement Certain components within the ATS are field replaceable Table 4 lists the part numbers to use when ordering replacement compo nents To order replacement components contact an authorized Eaton Sales Representative Table 4 Field Replaceable Components Component Part Number ATS Model Contactor 99 5702 200 A RTC 100 Controller RTC100 Harness EGSU 99 5702 7 200 A Service Entrance Breaker BWH2200 200 A Ground Bar 99 5702 4 200 A Lugs 99 5702 5 200 A Neutral Bar 99 5702 6 200 A Surg Tel DHW4PT SurgCable DCXCAB2 TVSS CHSPULTRA A WARNING HIGH VOLTAGES ARE PRESENT IN AND AROUND TRANSFER SWITCH EQUIPMENT BEFORE ATTEMPTING TO REPLACE ANY COMPONENT DISCONNECT THE LINE POWER FROM THE EQUIPMENT BEING SERVICED BY OPENING AND LOCKING OUT IF POSSIBLE THE NEXT HIGHEST DISCONNECT DEVICE FAILURE TO FOLLOW THIS PROCEDURE COULD CAUSE SEVERE PERSONAL INJURY AND OR DEATH ALWAYS TURN THE UTILITY SOURCE 1 POWER OFF AND TURN THE GENERATOR SOURCE 2 CONTROL SELECTOR SWITCH TO THE OFF POSITION BEFORE ATTEMPTING TO REPLACE ANY COMPONENTS NOTICE APPLY UTILITY SOURCE 1 POWER AND PLACE THE GENERATOR CON TROL SELECTOR SWITCH IN THE AUTO POSITION AFTER THE COMPO NENT HAS BEEN REPLACED TEST THE SYSTEM FOR PROPER FUNCTION ALITY Instruction Booklet IB 70 8689 Effective August 2009 7 4 1 Component Replacement Instructio
27. he only avail able power source and also forces a transfer or re transfer operation to the only available power source O amp M Manual for the 200A EGSU Automatic Transfer Switch with RTC 100 Control Re Transfer Re transfer is defined as a change of the load connection from the Generator to the Utility Utility Utility is the primary source normal source normal power source or normal Generator Generator is the secondary source generator emergency source emergency power source emergency standby or backup source Utility Failed or Fails Utility is defined as failed when it is outside of its undervoltage setpoint ranges for the nominal voltage and frequency setting Generator Failed or Fails Generator is defined as failed when it is outside of its undervolt age underfrequency overtrequency if applicable setpoint ranges for the nominal voltage and frequency setting for a time exceeding 0 5 seconds after the Time Delay Emergency Fail TDEF time delay expires Transfer Transfer is defined as a change of the load connection from the Utility to the Generator power source Unconnected Unconnected is defined as when the input is not shorted by an external contact or connection Instruction Booklet IB 70 8689 Effective August 2009 Section 2 Receiving Handling and Storage 2 1 Receiving Every effort is made to ensure that the ATS equipment arrives at its destination undamaged and ready for ins
28. ility and generator power sources and automatically transfers critical load circuits between the two sourc es depending on which source is available The utility power source is preferred and will remain connected to the switch if it is available 3 2 Power Panel The power panel is used for making load power and neutral con nections The power contactor is mounted on a steel baseplate Figure 6 3 2 1 Main Contacts This ATS incorporates a power contactor The main contacts connect and disconnect the load to and from the different power sources The power contactor is mechanically and electrically interlocked to prevent the two sets of main contacts from being closed simultane ously Figure 6 Typical Power Panel for 200 A Model 6 EATON CORPORATION www eaton com O amp M Manual for the 200A EGSU Automatic Transfer Switch with RTC 100 Control 3 3 RTC 100 Logic Panel The RTC 100 is a microprocessorbased transfer switch logic control package The hardware and software of the controller contain the intelligence supervisory circuits that constantly monitor the condition of the power sources It provides the intelligence necessary for the operation of the ATS Figure 7 s ONAL TRANSI ORMER SIGNAL TRANSFORMER d 1 i 14A 5 0R 16 wmorece WD 14A 5 0R 16 WADE incana A Figure 7 RTC 100 Logic Control Panel The RTC 100 controller has an operating temperature of 20 to 70 C 4 to 158 F The contr
29. ment is packaged in its own box Protect the equipment from impact at all times and do not double stack Once the equipment is at the installation site and ready to be installed the packaging material can be removed Refer to Section 4 of this manual for specific installation instructions 2 3 Storage Although well packaged this equipment is not suitable for outdoor storage The equipment warranty will not be applicable if there is evidence of outdoor storage If the equipment is to be stored indoors for any period of time it should be stored with its protective packaging material in place Protect the equipment at all times from excessive moisture construction dirt corrosive conditions and other contaminants It is strongly suggested that the package protected equipment be stored in a climate controlled environment of 20 to 70 C 4 to 158 F with a relative humidity of 80 or less Do not under any circumstance stack other equipment on top of an ATS equipment enclosure whether packaged or not EATON CORPORATION www eaton com 5 Instruction Booklet IB 70 8689 Effective August 2009 Section 3 Equipment Description 3 1 Introduction The Eaton Residential ATS is assembled and tested at the factory It is designed to be used in conjunction with standby power distribu tion equipment to provide an alternate source of power to critical circuits in the event that the primary power source is interrupted This ATS monitors both ut
30. n 5 2 Step 7 The ATS Time Delay Emergency Generator to Normal Utility TDEN timer will begin timing and the solenoid will engage and automatically switch from the GENERATOR to the UTILITY position and the generator will shut down after a cool down period 5 4 Manual Operation A WARNING DO NOT ATTEMPT TO MANUALLY OPERATE THE ATS WITH THE UTILITY OR GENERATOR AVAILABLE A WARNING HIGH VOLTAGES ARE PRESENT IN AND AROUND TRANSFER SWITCH EQUIPMENT BEFORE ATTEMPTING TO MANUALLY TRANSFER DISCONNECT THE LINE POWER FROM THE EQUIPMENT BEING SERVICED BY OPENING AND LOCKING OUT IF POSSIBLE THE NEXT HIGHEST DISCONNECT DEVICE FAILURE TO FOLLOW THIS PROCEDURE COULD CAUSE SEVERE PERSONAL INJURY AND OR DEATH ALWAYS TURN THE UTILITY POWER OFF AND TURN THE GENERATOR IF A GENERATOR CONTROL SELECTOR SWITCH TO THE OFF POSITION BEFORE ATTEMPTING A MANUAL TRANSFER Z WARNING INSURE THE DEADFRONT IS INSTALLED PRIOR TO ENERGIZING THE TRANSFER SWITCH To Manually Operate Step 1 Disconnect all sources of power Step 2 Disconnect the J9 connector from the RT C 100 con troller Step 3 Locate the manual lever between the solenoids see Figure 18 Step 4 Locate the handle used to manually transfer the switch Step 5 Attach the handle to the manual lever Step 6 Move the lever to up to go to Utility or move the lever down to connect to Generator Step 7 Reconnect the power Step 8 If automatic operation is requir
31. ncluding warranties of fitness for a particular purpose of merchantability or warranties arising from course of dealing or usage of trade are made regarding the informa tion recommendations and descriptions contained herein In no event will Eaton be responsible to the purchaser or user in contract in tort including negligence strict liability or otherwise for any spe cial indirect incidental or consequential damage or loss whatsoev er including but not limited to damage or loss of use of equipment plant or power system cost of capital loss of power additional expenses in the use of existing power facilities or claims against the purchaser or user by its customers resulting from the use of the information and descriptions contained herein 1 1 2 Safety Precautions All safety codes standards and or regulations must be strictly observed in the installation application operation and maintenance of this device A WARNING THE WARNINGS AND CAUTIONS INCLUDED AS PART OF THE PROCEDURAL STEPS IN THIS DOCUMENT ARE FOR PERSONAL SAFETY AND PROTECTION OF EQUIPMENT FROM DAMAGE AN EXAMPLE OF A TYPICAL WARNING LABEL HEADING IS SHOWN ABOVE TO FAMILIARIZE PERSONNEL WITH THE STYLE OF PRESENTATION THIS WILL HELP TO ENSURE THAT PERSONNEL ARE ALERT TO WARNINGS WHICH APPEAR THROUGHOUT THE DOCUMENT IN ADDITION CAUTIONS ARE ALL UPPER CASE AND BOLDFACE A CAUTION READ AND UNDERSTAND THE MATERIAL PRESENTED IN THIS DOCUMENT BEFORE ATTE
32. nerator fails during timing then re transfer is delayed for up to 6 seconds to allow the generator to recover Fixed at 10 Seconds 4 Time Delay for Engine Cool down TDEC This feature provides a time delay of the signal to initiate the engine generator stop cycle after the re transfer operation This allows the engine generator to cool down by running unloaded Timing begins on completion of the re transfer operation Fixed setting of five minutes 5 Generator Monitoring and Protection This feature provides monitoring and protection based on the Generator voltage setpoints All feature functions are Failsafe operations 5J All Phase Undervoltage Protection Undervoltage Dropout 70 of nominal Pickup 80 of nominal 7 Time Delay for Emergency Fail TDEF This feature provides a time delay that prevents a connected emergency source from being declared failed in order to override momentary generator fluctuations If the generator power source remains in the failed state then 0 5 seconds after the TDEF timer expires the transfer switch will proceed with the programmed sequence for re transfer Fixed setting of six seconds 12 Power Source Annunciation This feature provides LEDs to give power source availability indications Switch Position Provides LEDs to Indicate the switch position Power Source Availability Provides LEDs to indicate if a power source is available LEDs may be integral or separate from th
33. ns 7 4 1 1 200 Ampere RTC 100 Controller Figure 20 Controller Board Installed in a EGSU200AC ATS Step 1 Turn the Generator Start select to OFF before attempting to replace the RIC 100 Controller Ensure all sources of power are removed Step 2 Disconnect the J1 J2 J3 J5 J6 J7 and J9 plugs from the controller see Figure 21 Step 3 Disconnect the wires connected to J4 and J8 Step 4 Remove the four 4 screws located at the corners of the controller that secure it to the power panel Remove the controller see Figure 21 EATON CORPORATION www eaton com 19 Instruction Booklet IB 70 8689 Effective August 2009 Mounting Screws Ob HO S FL E INWO FENY EI Tvunig i i TA mamaw g a a i F of Ei al a Figure 21 Removing the Controller Board Step 5 Align the new controller with the mounting holes Step 6 Step 7 Step 8 Step 9 20 Secure the new controller board using the existing hardware Tighten the screws Connect the J1 J2 J3 J5 J6 J7 and JY plugs to their original receptacles Some of these may not be used Reconnect the wires to J4 and J8 Reapply power to the transfer switch Place the generator control selector switch in the AUTO position after the controller has been replaced The generator may start but will shut down within five minutes Test the system for prop er functionality EATON CORPORATION www eaton com O amp M M
34. oller circuit board is protected by an insulating conformal coating The specifications under normal operating conditions are as fol lows e Tolerance for voltage sensing function 1 of full scale 3 4 EGSU ATS Features A variety of standard and optional features are available for Eaton ATSs All features or combinations of features may not be available on specific ATSs All features and or accessories are Underwriters Laboratories UL listed unless noted 3 4 1 Standard Features The following is a list of the standard features for the RTC 100 Controlled ATS 1 Time Delay Normal to Emergency TDNE This feature provides a time delay when transferring from the Utility to the Generator power source Timing begins when the Generator becomes available It permits controlled trans fer of the load circuit to the Generator Jumper selectable at 20 seconds or 50 seconds Default is 20 seconds 2 Time Delay on Engine Starting TDES This feature provides a time delay of the signal to initiate the engine generator start cycle in order to override momentary power outages or voltage fluctuations of the utility source Fixed setting of six seconds O amp M Manual for the 200A EGSU Automatic Transfer Switch with RTC 100 Control 3 Time Delay Emergency to Normal TDEN This feature provides a time delay of the re transter opera tion to permit stabilization of Utility Timing begins when the Utility becomes available If the Ge
35. or lugs e The customer load cables to the main distribution panel load lugs e The neutral cables to the neutral bar and e The ground wires to the ground bar A WARNING FAILURE TO PROPERLY CONNECT THIS TRANSFER SWITCH PER NFPA 70 THE NATIONAL ELECTRIC CODE MAY RESULT IN PRODUCT FAILURE FIRE LOSS OF PROPERTY LOSS OF LIFE ETC O amp M Manual for the 200A EGSU Automatic Instruction Booklet IB 70 8689 Transfer Switch with RTC 100 Control Effective August 2009 Utility Lugs Generator Lugs Utility Sensing Wire Connection Load Lugs Figure 11 Cable Connection Locations 200 A Step 2 If your generator requires utility power for engine start sensing then the generator utility sensing connections are located on the fuse block that is installed at the bottom of the power panel see Figure 12 The utility sensing wires required for proper generator operations are connected at this point See Section 4 7 for more detailed information on connecting the generator utility sensing wires Step 3 If your generator is a two wire start type generator that requires a contact closure or open to provide the start signal then connect the 2 wires to the con nector located on J7 J7 is a form C contact that can be utilized for either form of two wire start circuits If a contact closure is required for engine start con nect the two wires to J7 1 and J7 2 If a contact open is required for engine start connect the two Step 4
36. ound Lug Step 1 Turn the utility Source 1 power off and turn the generator Source 2 control selector switch to the OFF position before attempting to replace the ground lug Step 2 Disconnect all wire cables from the ground lug Step 3 Remove the screws securing the ground lug using a blade screwdriver see Figure 24 Remove the ground lug Mounting Screws Figure 24 Replacing the Ground Lug Step 4 Secure the new ground lug to the base plate using the hardware supplied Step 5 Reconnect all wire cables to the ground lug Step 6 Apply utility Source 1 power and place the generator control selector switch in the AUTO position after the ground bar has been replaced Test the system for proper functionality Instruction Booklet IB 70 8689 Effective August 2009 7 4 1 4 Replacing the Contactor Utility Coll Generator Aux Switch Generator Coil Figure 25 Replacing the Contactor Note If you are replacing the contactor in a 200 A SE ATS the service entrance breaker must first be disconnected Follow Steps 1 through 3 in Section 7 4 1 7 before performing the procedure that follows Step 1 Turn the utility Source 1 power off and turn the Step 2 generator Source 2 control selector switch to the OFF position before attempting to replace the con tactor Note their location then disconnect the twelve 12 red control wires from the contactor see Figure 25 Note
37. power fails the ATS will sense the failure the gen erator will start and when sufficient generator voltage is available the ATS will switch all loads to the emergency panel All emer gency loads will receive power from the generator A line breaker is required between the generator power source and the transfer switch see Figure 15 When utility power returns the ATS will switch all power back to the utility panel and the generator will shut down 12 EATON CORPORATION www eaton com O amp M Manual for the 200A EGSU Automatic Transfer Switch with RTC 100 Control Non Critical Utility am Loads Source Te E Watt Hour Meter Utility Panel Generator Source 2 lt Circuit Breaker typically included in Genset Critical Loads Emergency Distribution Panel Figure 15 Diagram of a Typical Installation Critical Loads Only In addition another typical installation for loads can be considered see Figure 16 Refer to Figure 17 for a loads connection diagram Transfer Main Switch Breaker Panel Control Wiring Figure 16 Typical Installation of a Residential ATS The switch 1 and generator 2 are connected to the power supply The ATS is located between the utility and the loads O amp M Manual for the 200A EGSU Automatic Transfer Switch with RTC 100 Control Note With feature 37 this Transfer Switch is intended as service entrance equipment Utility
38. r contractual agreement between the parties This literature is not intended to and does not enlarge or add to any such contract The sole source governing the rights and remedies of any purchaser of this equipment is the contract between the purchaser and Eaton NO WARRANTIES EXPRESSED OR IMPLIED INCLUDING WARRANTIES OF FITNESS FOR A PARTICULAR PURPOSE OR MERCHANTABILITY OR WARRANTIES ARISING FROM COURSE OF DEALING OR USAGE OF TRADE ARE MADE REGARDING THE INFORMATION RECOMMENDATIONS AND DESCRIPTIONS CONTAINED HEREIN In no event will Eaton be responsible to the purchaser or user in contract in tort including negligence strict liability or otherwise for any special indirect incidental or conse quential damage or loss whatsoever including but not limited to damage or loss of use of equipment plant or power system cost of capital loss of power additional expenses in the use of existing power facilities or claims against the purchaser or user by its cus tomers resulting from the use of the information recommendations and description contained herein Eaton Corporation Electrical Group 1000 Cherrington Parkway Moon Township PA 15108 United States 877 ETN CARE 877 386 2273 Eaton com 2009 Eaton Corporation A All Rights Reserved Printed in USA m Publication No IB 70 8689 TBG000241 Powering Business Worldwide August 2009 O amp M Manual for the 200A EGSU Automatic Transfer Switch with RTC 100 Control
39. soft bristle brush and vacuum cleaner Do not blow debris into the contactor If contamination is found look for the source and fix the problem d Check for material integrity uneven wear discoloration or loose hardware Severe material cracking will require replacement and loose hardware will need to be tightened e Check the terminals and connectors for looseness or signs of overheating Overheating will show as discoloration melting or blistering of the conductor insulation Connections that do not have signs of looseness or overheating should not be disturbed the wiping action by the contacts garded f Exercise the contactor if it is not often exercised while in operation This will permit If a switching device is used for frequent switching during normal operation this step can be disre g Return the transfer switch equipment to service Make certain all barriers are in place and the door is closed Re apply generator and utility power EATON CORPORATION www eaton com 17 Instruction Booklet IB 70 8689 O amp M Manual for the 200A EGSU Automatic Effective August 2009 Transfer Switch with RTC 100 Control 7 3 Maintenance Log Date Action Example 01 01 04 Inspected and cleaned 18 EATON CORPORATION www eaton com O amp M Manual for the 200A EGSU Automatic Transf
40. t IB 70 8689 O amp M Manual for the 200A EGSU Automatic Effective August 2009 Transfer Switch with RTC 100 Control 7 4 1 8 Dead Front Figure 30 Stab Connection at the Service Entrance Breaker Step 5 Align the new service entrance breaker with the mounting bracket and attach with four 4 mounting screws Step 6 Reconnect the cables to the lugs on the service entrance breaker Step 7 Apply utility Source 1 power and place the genera tor control selector switch in the AUTO position after the service entrance breaker has been replaced Test the system for proper functionality Figure 31 Service Entrance Deadfront Installed Step 1 Open the transfer switch door Step 2 Remove the screws securing the deadfront to the ATS using a blade screwdriver Remove the enclo sure deadfront Step 3 Insert the new deadfront Step 4 Secure the new deadfront to the ATS enclosure using the hardware supplied Step 5 Close the ATS door 24 EATON CORPORATION www eaton com O amp M Manual for the 200A EGSU Automatic Transfer Switch with RTC 100 Control 7 5 Troubleshooting Table 5 contains troubleshooting information for the EGSU ATS If a problem still exists after completing the troubleshooting procedures contact an authorized Eaton sales representative Table 5 Troubleshooting Chart Instruction Booklet IB 70 8689 Effective August 2009 Problem The automatic transfer switch does not transfer
41. tallation The packing is designed to protect the internal components as well as the enclo sure Care should be exercised however to protect the equipment from impact at all times Do not remove the protective packag ing until the equipment is at the installation site and ready to be installed When the ATS equipment reaches its destination the customer should inspect the shipping container for any obvious signs of rough handling and or external damage that occurred during transporta tion Record any external and internal damage for reporting to the transportation carrier and to the Eaton sales representative once a thorough inspection is complete All claims should be as specific as possible and include the Shop Order and General Order numbers A shipping label affixed to the shipping container includes a variety of equipment and customer information such as General Order and catalog numbers Make certain that this information matches the other shipping paper information Each ATS enclosure is packaged in its own box Do not discard the packing material until the equipment is ready for installation Once the packaging is removed from the shipment the enclosure door can be opened A plastic bag of documents will be found in the enclosure Important documents such as wiring diagrams and appropriate instruction leaflets are enclosed within the bag and should be filed in a safe place 2 2 Handling As previously mentioned ATS equip
42. torted metal loose wires or damaged compo nents 4 3 Mounting Procedure A CAUTION EXTREME CARE SHOULD BE TAKEN TO PROTECT THE ATS FROM DRILL CHIPS FILINGS AND OTHER CONTAMINANTS WHEN MAKING THE CABLE ENTRY HOLES AND MOUNTING THE ENCLOSURE TO PREVENT COMPONENT DAMAGE OR A FUTURE MALFUNCTION NOTICE THE INSTALLATION MUST FULLY COMPLY WITH ALL APPLICABLE CODES STANDARDS AND REGULATIONS With the enclosed ATS equipment unpacked and ready for mount ing proceed with the following steps Step 1 Depress the padlockable catch at the bottom of the door and slide the door downward see Figure 10 Open the door and remove the deadfront Figure 10 Location of the Door Latch NOTICE FOR CONTROL WIRING GENERATOR ENGINE START WIRING THE WIRES MUST BE ISOLATED FROM BOTH THE UTILITY AND GENERATOR POWER SOURCE CABLES Step 2 Mount the switch to a rigid structure as close to the electrical loads as possible 10 EATON CORPORATION www eaton com O amp M Manual for the 200A EGSU Automatic Transfer Switch with RTC 100 Control 4 4 Power Cable Connection A WARNING POWER CONDUCTORS MAY HAVE VOLTAGE PRESENT THAT CAN CAUSE SEVERE PERSONAL INJURY OR DEATH DE ENERGIZE ALL POWER OR CONTROL CIRCUIT CONDUCTORS TO BE CONNECTED TO THE ATS EQUIPMENT BEFORE BEGINNING TO WORK WITH THE CONDUCTORS AND OR TERMINATING THEM TO THE EQUIPMENT A CAUTION TO HELP PREVENT COMPONENT DAMAGE OR FUTURE MALFUNCTIONS USE EXTREME CA

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