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Eaton Cutler-Hammer CHGENLC100ATS1SE O & M Manual

Automatic transfer switch with atc-100 control
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O & M Manual for the CHGENLC
Automatic Transfer Switch with
ATC-100 Control
Instructional Booklet
New Information
Description
1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
2. Receiving, Handling, and Storage . . . . . . . . . . . . . . . . 5
3. Equipment Description . . . . . . . . . . . . . . . . . . . . . . . . 6
4. Installation and Wiring . . . . . . . . . . . . . . . . . . . . . . . . 9
5. Functional Testing . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
6. Adjustments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
8. Installing Optional Components . . . . . . . . . . . . . . . . . . 34
IB00405002E
Page
For more information visit: www.eaton.com

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Summary of Contents for Eaton Cutler-Hammer CHGENLC100ATS1SE

  • Page 1: Table Of Contents

    7. Maintenance and Component Replacement..18 8. Installing Optional Components ....34 IB00405002E For more information visit: www.eaton.com...

  • Page 2: Introduction

    NAMEPLATE IS SHOWN IN FIGURE 1. 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 consequential...
  • Page 3 Transfer Switch with ATC-100 Control 1.2 General Information 1.2.1 Design Configuration The Eaton Residential ATS is a rugged, compact design that uti- ATSs are used to protect critical electrical loads against loss of lizes contactors to transfer essential loads from one power source power.
  • Page 4 Failsafe is a feature that prevents disconnection from the only available power source and also forces a transfer or re-transfer operation to the only available power source. Figure 5. A CHGENLC 200 A SE ATS. For more information visit: www.eaton.com IB00405002E...

  • Page 5: Receiving, Handling, And Storage

    Record any external and internal damage for reporting Generator: Failed or Fails to the transportation carrier and to the Eaton sales representative, Generator is defined as “failed” when it is outside of its undervolt- once a thorough inspection is complete. All claims should be as...

  • Page 6: Equipment Description

    3.1 Introduction trol package. The hardware and software of the controller contain The Eaton Residential ATS is assembled and tested at the factory. the intelligence/supervisory circuits that constantly monitor the It is designed to be used in conjunction with standby power distri- condition of the power sources.
  • Page 7 Test Operators 23A. Generator Test Selectable – Off 7/14/28 Day Interval Eaton ATSs are provided with a Test Pushbutton that simu- lates a loss of the Utility power source as standard (Feature This feature provides for automatic test operation of the 6B).
  • Page 8 Eaton ATS equipment, enclosed in NEMA 3R enclosures, are listed This feature provides 1 dry form “C” contact that indicates for application by UL. In addition, Eaton ATSs are listed in File the position of the Generator power switching device.

  • Page 9: Installation And Wiring

    SECTION 4: INSTALLATION AND WIRING WARNING 4.1 General Eaton ATSs are factory wired and tested. Installation requires sol- BE CERTAIN THAT THE DOOR IS PROPERLY INSTALLED BEFORE idly mounting the enclosed unit and connecting the power cables THE TRANSFER SWITCH EQUIPMENT IS PUT INTO SERVICE. THE and the auxiliary pilot circuits.
  • Page 10 O & M Manual for the CHGENLC Automatic Transfer Switch with ATC-100 Control Figure 9. Dimensions and Plan View of SE CHGENLC ATS (in.) (100 A). Figure 10. Dimensions and Plan View of a SE CHGENLC ATS (in.) (200 A). For more information visit: www.eaton.com IB00405002E...
  • Page 11 • The neutral cables to the neutral bar; and Step 3: Mount the switch to a rigid structure as close to the elec- • The ground wires to the ground bar. trical loads as possible. IB00405002E For more information visit: www.eaton.com...
  • Page 12 (4). The ATS and emergency panel receive generator power from the generator (2). Power from the utility feeds the utility panel. GENERATOR LUGS LOAD LUGS Figure 13. Cable Connection Locations (200 A). For more information visit: www.eaton.com IB00405002E...
  • Page 13 Section 7 (see Figure 24) provides additional generator start connection information. Use the proper wire size as listed by the generator set (Genset) manufacturer. Figure 16. Diagram of a Typical Installation (Critical Loads Only). IB00405002E For more information visit: www.eaton.com...
  • Page 14 No Load Load 7 day Terminals 1, 2, 3 14 day 28 day Control Inputs Control Outputs Generator Start Contacts Figure 19. Location of Terminals 1, 2, and 3 on the J-5 Connector ATC-100. For more information visit: www.eaton.com IB00405002E...
  • Page 15 Be sure to slide it in until it clicks. You will then see the clamp open in the wire hole. IB00405002E For more information visit: www.eaton.com...

  • Page 16: Functional Testing

    Step 3: The ATS Time Delay Normal (Utility) to Emergency (Gen- erator) (TDNE) will begin to time after the generator engine begins to run. After time out, the solenoid will engage and the contactor will automatically switch from the UTILITY to the GENERATOR position. For more information visit: www.eaton.com IB00405002E...

  • Page 17: Adjustments

    130 Vac or below 110 Vac.) 10. Insert the J7 connector into the controller. MANUAL LEVER MANUAL LEVER Figure 23. ATS Manual Operating Handle in Use Shown Connected to Source 2. IB00405002E For more information visit: www.eaton.com...

  • Page 18: Maintenance And Component Replacement

    In general, ATS equipment is designed to be relatively mainte- Note:Only qualified and experienced personnel should attempt any diagnos- nance free under normal usage. However, because of the variabil- tic work using this diagram. Figure 24. Wiring Diagram for the CHGENLC ATS. For more information visit: www.eaton.com IB00405002E...
  • Page 19 If a switching device is used for frequent switching during normal operation, this step can be disre- action by the contacts. garded. 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. IB00405002E For more information visit: www.eaton.com...
  • Page 20 Instructional Booklet Page 20 Effective: August 2007 O & M Manual for the CHGENLC Automatic Transfer Switch with ATC-100 Control 7.3 Maintenance Log DATE ACTION Example: 01/01/04 Inspected and cleaned. For more information visit: www.eaton.com IB00405002E...
  • Page 21 7.4 Component Replacement Certain components within the ATS are field replaceable. Figure 25 identifies the field replaceable parts. Table 4 lists the part numbers to use when ordering replacement components. To order replacement components, contact an authorized Eaton sales representative. SERVICE...
  • Page 22 (see Figure 27). Step 3: Using a torx screwdriver, remove the four (4) screws located at the corners of the controller that secure it to the door. Remove the controller (see Figure 27). For more information visit: www.eaton.com IB00405002E...
  • Page 23 Step 8: If the neutral bar being replaced was grounded, use the proper functionality. 1.5 in. screw removed in Step 3 to ground the neutral bar to the base plate (see Instruction Leaflet supplied with the grounding kit for more information). IB00405002E For more information visit: www.eaton.com...
  • Page 24 Step 6: Reattach the twelve (12) red wires to the contactor. Examine each wire to find the name then refer to Figure 32 for the correct connection point. Step 7: Reconnect all wire cables to the contactor as per their original connections. For more information visit: www.eaton.com IB00405002E...
  • Page 25 Note: If the load shed option has been installed in the ATS, DO NOT The wire harness is now free to be removed. remove the red wire running from the load shed to the auxiliary switch on the right side of the contactor. IB00405002E For more information visit: www.eaton.com...
  • Page 26 “AUTO” position after the wiring harness has been replaced. Test the system for proper functionality. Figure 36. White Wiring Harness, Red Load Shed, and White TVSS Wires Connected to a 100 A and 200 A Neutral Bars. For more information visit: www.eaton.com IB00405002E...
  • Page 27 For SE ATSs Step 12: Align the utility lug extension with the SE breaker and contactor. Secure the utility bus extension to the SE breaker and contactor using the original hardware (see Figure 38). IB00405002E For more information visit: www.eaton.com...
  • Page 28 Step 9: Remove the hardware securing the 2 utility lugs using a Note: All wires connected to the contactor are labeled to ease blade screwdriver or 5/16 in. socket or nut driver. identification. Remove the utility lugs. For more information visit: www.eaton.com IB00405002E...
  • Page 29 Step 19: Test the system for proper functionality. tactor and SE breaker. Using a 7/16 in. wrench, nut driver, or socket and ratchet, remove the utility bus extension stabs (see Figure 43). IB00405002E For more information visit: www.eaton.com...
  • Page 30 E1 & E2 on the generator control selector switch in the “AUTO” position after the (Source 2) side of the contactor. service entrance breaker has been replaced. Test the system for proper functionality. For more information visit: www.eaton.com IB00405002E...
  • Page 31 Step 6: Secure the new lugs to the stabs using the hardware. Step 7: Reinstall the service entrance breaker in the ATS by fol- lowing Steps 5 through 10 in Section 7.4.1.9. IB00405002E For more information visit: www.eaton.com...
  • Page 32 Figure 51. Location of the Screws Securing the Lugs to the Stabs. Step 4: Remove the lugs from the stabs. Step 5: Slide the new lugs over the stabs until the holes in each are aligned. For more information visit: www.eaton.com IB00405002E...
  • Page 33 Test the sys- tem for proper functionality. 7.5 Troubleshooting Table 5 contains troubleshooting information for the CHGENLC ATS. If a problem still exists after completing the troubleshooting procedures, contact an authorized Eaton sales representative. Table 5. Troubleshooting Chart PROBLEM CAUSE CORRECTION The automatic transfer switch does not transfer to the 1.

  • Page 34: Installing Optional Components

    “braided” to increase the effectiveness of CAUTION the TVSS. TO MEET APPLICABLE CODES, AN EXTERNALLY MOUNTED TVSS MUST BE MOUNTED BELOW THE LEVEL OF THE BOT- TOM LUGS (LOAD LUGS) OF THE CONTACTOR. For more information visit: www.eaton.com IB00405002E...
  • Page 35 Step 12: On 100 A standard ATSs, secure the white TVSS wire to a receptacle on the neutral bar using a blade screw- driver (see Figure 59). IB00405002E For more information visit: www.eaton.com...
  • Page 36 N-1 and N-2 male flag terminals at the utility lugs. Step 19: Apply utility (Source 1) power and place the generator control selector switch in the “AUTO” position after the externally mounted TVSS has been installed. Test the system for proper functionality. For more information visit: www.eaton.com IB00405002E...
  • Page 37 ATS back plate and installed components (see Figure Cut all four (4) wires to the same length necessary to 65). reach the furthest connection point. Braid any excess wire length for the other connection points. IB00405002E For more information visit: www.eaton.com...
  • Page 38 (see Figure 68). Figure 69. TVSS Green / Yellow Wire Connected to the Ground Bar. For more information visit: www.eaton.com IB00405002E...
  • Page 39 N-1 and N-2 male flag terminals at the utility lugs. Step 17: Apply utility (Source 1) power and place the generator control selector switch in the “AUTO” position after the internally mounted TVSS has been installed. Test the system for proper functionality. IB00405002E For more information visit: www.eaton.com...
  • Page 40 Figure 71. SurgeTel Installed on the TVSS. SurgeTel. Note: The Eaton SurgeTel is designed to mount directly to the TVSS when Step 3: Remove the cover from the SurgeTel. it is externally mounted to the ATS enclosure. If the TVSS was factory...
  • Page 41 ATS, follow the steps outlined below to install the option. Figure 73. SurgeCable Installed on the TVSS. Note: The Eaton SurgeCable is designed to mount directly to the TVSS when it is externally mounted to the ATS enclosure. If the TVSS was fac- tory installed inside the 100 A or 200 A SE ATS enclosure, the SurgeCable MUST BE mounted outside the ATS and wired into the ATS.
  • Page 42 Note: Terminals 1 through 12 on the load shed provide a number of options for taking advantage of the functionality of the load shed. Refer to Figure 75 for a diagram illustrating the use of these terminals to take advantage of its functionality. For more information visit: www.eaton.com IB00405002E...
  • Page 43 Figure 80. Additional Connections at the Load Shed. Step 5: Apply utility (Source 1) power and place the generator control selector switch in the “AUTO” position after the load shed has been replaced. Test the system for proper functionality. IB00405002E For more information visit: www.eaton.com...
  • Page 44 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-...