Eaton ADM3P3B30225WDA Instruction Booklet
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Eaton ADM3P3B30225WDA Instruction Booklet

Molded case type transfer switch
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Instruction Booklet IB140042EN
O & M manual for Eaton
molded case type transfer switch
Effective March 2024
Supersedes May 2015
Contents
Description
1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2
2. Receiving, handling, and storage . . . . . . . . . . . . .6
3. Equipment description . . . . . . . . . . . . . . . . . . . . . .6
4. Installation and wiring. . . . . . . . . . . . . . . . . . . . . 16
5. Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
6. Testing and problem solving . . . . . . . . . . . . . . . 26
7. Adjustments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
8. Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
9. Renewal parts guide . . . . . . . . . . . . . . . . . . . . . . 29
10. ATS quick start Instructions . . . . . . . . . . . . . . . 31
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Summary of Contents for Eaton ADM3P3B30225WDA

  • Page 1: Table Of Contents

    Effective March 2024 Instruction Booklet IB140042EN Supersedes May 2015 O & M manual for Eaton molded case type transfer switch Contents Description Page 1. Introduction .......2 2.

  • Page 2: Introduction

    In no event will Eaton be responsible to the purchaser or user in contract, in tort (including negligence), strict liability or otherwise...
  • Page 3 1 power source (Figure 2). 1.2.1 Design configuration The Eaton ATS is a rugged, compact design that uses molded case Source 2 switches and/or circuit breakers to transfer essential loads from one power source to another (Figure 3) [225-1000 A] and 4 [40-200 A]).
  • Page 4 1 to 2 5 to 6 9 to 12 The Eaton ATS was designed with easy installation and simplified 0225 maintenance in mind. The transfer switch is comprised of three main panels: The catalog number ADM3P3B30225WDA describes an automatic (open, delayed) transfer switch with non-service entrance rated 1.
  • Page 5 O & M manual for Eaton Instruction Booklet IB140042EN molded case type transfer switch Effective March 2024 Table 2. Transfer switch catalog number explanation AD M 3 P3 B 3 0225 W D A Configuration code Operation and transition type Enclosure...

  • Page 6: Receiving, Handling, And Storage

    Record any external and internal damage for reporting to the transportation carrier and Eaton, once a thorough inspection is complete. All claims should be as specific as possible and include Controller the shop order and general order numbers.
  • Page 7 Section 4 discusses equipment mounting and load lug loca- tion in detail. 3.2.2 Main contacts The molded case type ATS utilizes Eaton’s Power Defense family of breakers and switches. The molded case contacts connect and disconnect the load to and from the source 1 and source 2. High- withstand molded case switches are used in standard molded case type ATSs (Figure 8 and Section 3.7).
  • Page 8 Instruction Booklet IB140042EN O & M manual for Eaton molded case type transfer switch Effective March 2024 Source 2 connections Source 1 connections Break release lever Emergency Normal source device source device Manual operating knob Pivot bolt Transfer mechanism Load connections...
  • Page 9 O & M manual for Eaton Instruction Booklet IB140042EN molded case type transfer switch Effective March 2024 Molded case switch/circuit breaker (source 1) Manual operating handle Position indicator wheel Electric operator Mechanical linkage Molded case switch/circuit breaker (source 2) Figure 10. Typical (225-1000 A) vertical design transfer switch equipment (deadfront cover removed).
  • Page 10 Instruction Booklet IB140042EN O & M manual for Eaton molded case type transfer switch Effective March 2024 A solid steel shield (deadfront cover) attached to the ratchet assem- CAUTION bly permits viewing of the rotary switch position indicator while restricting access to other parts of the power panel (Figure 11).
  • Page 11 O & M manual for Eaton Instruction Booklet IB140042EN molded case type transfer switch Effective March 2024 Figure 14. ATC-300+. Figure 13. International market vertical design voltage selec- tion panel with 480V selected. 3.4 Automatic transfer switch controllers (ATC) The controller panel provides the intelligence and supervisory...
  • Page 12 5L, 26L. 3-phase voltage unbalance For a 3-phase wye source, this feature monitors phase A variety of standard and optional features are available for Eaton voltage ratios. Voltage unbalance (%) is calculated as the ATSs. All features or combinations of features may not be available difference between the maximum and minimum phase on specific ATSs.
  • Page 13 O & M manual for Eaton Instruction Booklet IB140042EN molded case type transfer switch Effective March 2024 12H. Source 2 - available 26H. Phase reversal protection For the ATC-300+, this feature provides an amber LED that, Logic in the controller detects when the phase rotation when lit, indicates source 2 is available.
  • Page 14 Optional power cable connection terminals Device panel-mounted selector switch that allows control of Eaton transfer switches are provided as standard with source the generator start circuit from the front door of the ATS. 1, source 2, and load circuit solderless screw-type terminals for power cable connection.
  • Page 15 3.7 Standards Eaton ATS equipment, enclosed in any of the enclosures listed in Table 3, is listed for application by UL and ULC. In addition, Eaton ATSs are listed in File E38116 by Underwriters Laboratories, Inc. under Standard UL 1008. This standard covers requirements for...

  • Page 16: Installation And Wiring

    ATS equipment. For stan- dard ATSs, avoid locations that are moist, hot, or dusty. However, Eaton offers optional enclosure designs that can be used in special environments. If there are any doubts as to a location’s suitability, discuss them with your Eaton representative.
  • Page 17 O & M manual for Eaton Instruction Booklet IB140042EN molded case type transfer switch Effective March 2024 With the enclosed ATS equipment unpacked and ready for mount- 4.4 Load lug location ing, proceed with the following steps. This section applies only to the 225-1000 A switches. The load lugs Step 1.
  • Page 18 Instruction Booklet IB140042EN O & M manual for Eaton molded case type transfer switch Effective March 2024 Neutral to neutral assembly jumper Ground connection Neutral bond (for service entrance) Neutral assembly Figure 19. 4 Pole neutral bond for service entrance.
  • Page 19 O & M manual for Eaton Instruction Booklet IB140042EN molded case type transfer switch Effective March 2024 Step 1. Remove the bolt that bonds the neutral strap to the rear of the enclosure, if it is in place. Step 2. Remove the four bolts that secure the power panel in the enclosure.
  • Page 20 Instruction Booklet IB140042EN O & M manual for Eaton molded case type transfer switch Effective March 2024 Table 4. Bolted bus connection torque requirements. NOTICE Power Panel Torque ft-lb (nm) THE REAR-MOUNTED LOAD LUGS, DIP-INSULATED BUS BARS, STANDOFF INSU- 10 (14)
  • Page 21 O & M manual for Eaton Instruction Booklet IB140042EN molded case type transfer switch Effective March 2024 Table 5. Transfer switch equipment wire sizes 4.7 Engine start connection Number of Terminal The engine control contact connections are located on the control-...
  • Page 22 Instruction Booklet IB140042EN O & M manual for Eaton molded case type transfer switch Effective March 2024 Step 1. Loosen the four screws securing the cover of the voltage selection transformer case. Slide the cover up, then away from the case.
  • Page 23 O & M manual for Eaton Instruction Booklet IB140042EN molded case type transfer switch Effective March 2024 4.9 Terminal block wire installation and removal Step 3. Once the screwdriver is in place, obtain a stripped wire (strip about 1/4 in.) and insert it into the larger circular wire hole as Proceed with the following steps and associated figures to install or shown in Figure 29.

  • Page 24: Operation

    Instruction Booklet IB140042EN O & M manual for Eaton molded case type transfer switch Effective March 2024 5. Operation 5.2 Manual operation (225-1000 A) The manual operating handle can be used to create the rotational 5.1 General motion required to open and close the main contacts through An ATS provides main contacts to connect and disconnect the load a rigid mechanical interlocking system (Figure 32).
  • Page 25 O & M manual for Eaton Instruction Booklet IB140042EN molded case type transfer switch Effective March 2024 Figure 34. Switch being manually operated (40-200 A model). Figure 33. Indicator wheel in neutral position (225-1000 A models) 5.4 Automatic transfer The three distinct switch positions or contact conditions are: The operating sequence of an ATS is dictated by the switch’s...

  • Page 26: Testing And Problem Solving

    Instruction Booklet IB140042EN O & M manual for Eaton molded case type transfer switch Effective March 2024 6. Testing and problem solving NOTICE 6.1 Testing ATS EQUIPMENT, THE ENGINE-DRIVEN GENERATOR SHOULD BE OPERATED. IF NECESSARY, THE VOLTAGE REGULATOR ON THE GENERATOR SHOULD BE After the ATS equipment is initially installed or during planned ADJUSTED ACCORDING TO THE MANUFACTURER’S RECOMMENDATIONS.

  • Page 27: Adjustments

    (IB01602009E) or ATC-900 Instruction Book (IB140012EN) included with your transfer switch. If a problem persists after having completed the problem solving procedure, contact a Eaton representative for further assistance. When calling for assistance, the following is the minimum informa- tion required to properly address the need: 1.

  • Page 28: Maintenance

    Instruction Booklet IB140042EN O & M manual for Eaton molded case type transfer switch Effective March 2024 8. Maintenance dependable operation by this type of equipment, inspection and maintenance checks should be made on a regularly scheduled 8.1 Introduction basis. Since equipment maintenance will consist mainly of keeping the equipment clean, the frequency of maintenance will depend to a large extent on the cleanliness of the equipment’s surroundings.

  • Page 29: Renewal Parts Guide

    O & M manual for Eaton Instruction Booklet IB140042EN molded case type transfer switch Effective March 2024 9. Renewal parts guide 9.1 General Refer to Figure 35 and Figure 36 for assistance with selecting and ordering selected ATS renewal parts.
  • Page 30 Instruction Booklet IB140042EN O & M manual for Eaton molded case type transfer switch Effective March 2024 Wiring harness ATC 300+ controller cat#: 6D32360G45 International cat#: 69D8305G01,G04 AG cat#: 69D8305G02,G05 Domestic cat#: 69D8305G03,G06 Transformer panel 100W Space heater Domestic switch, (horizontal)-cat#: 8885C45G35...

  • Page 31: Ats Quick Start Instructions

    O & M manual for Eaton Instruction Booklet IB140042EN molded case type transfer switch Effective March 2024 10. ATS quick start Instructions Step 2. Install the power cables. Cables must be sized and installed per National Electrical Code, refer to NFPA70. The cables must be...
  • Page 32 Instruction Booklet IB140042EN O & M manual for Eaton molded case type transfer switch Effective March 2024 ATS controller Source 1 fused disconnect Surge suppression device Space heater thermostat Manual operating handle Service disconnect switch KV relay Voltage selection panel Space heater Figure 38.
  • Page 33 O & M manual for Eaton Instruction Booklet IB140042EN molded case type transfer switch Effective March 2024 Load connection lugs Normal connection lugs Figure 40. ATC-300+ controller (utility supplying load) Step 6. To view setpoints, refer to the instructions for your specific Figure 39.
  • Page 34 1. This should be done by opening the upstream breaker or fused For ATS assistance, call Eaton Care at: disconnect switch. 877-386-2273 (877-ETN-CARE) 2. If the ATS is service equipment rated with no upstream discon-...
  • Page 35 O & M manual for Eaton Instruction Booklet IB140042EN molded case type transfer switch Effective March 2024 Utility - Generator Transfer Switch Source 1 is available Close Source 1 (Energize K1) Source 1 is powering the load Source 1 becomes unavailable...
  • Page 36 Instruction Booklet IB140042EN O & M manual for Eaton molded case type transfer switch Effective March 2024 Dual Utility Transfer Switch Source 1 is available Close Source 1 (Energize K1) Source 1 is powering the load Source 1 becomes unavailable...
  • Page 37 O & M manual for Eaton Instruction Booklet IB140042EN molded case type transfer switch Effective March 2024 Notes: EATON www.eaton.com...
  • Page 38 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 consequential damage or...

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