Instructions / Assembly

ManualsBrandsEaton ManualsGenerator Accessories100 Amp 24-Circuit Green Automatic Transfer Switch with Surge Protection

Rev.2

Effective February 2011

Instruction Booklet IB 70-8738

Eaton Generator and Automatic Transfer

Switch Generator Start Connection Dia

grams

Table 1. ATS and Generator Controller Matrix

Generator RTC-50 Controller RTC-100 Controller ATC-100 Controller ATC-300 Controller

Air Cooled / Nexus Diagram 1 Diagram 3 Not Applicable Not Applicable

Liquid Cooled / Nexus Diagram 2 Diagram 4 Diagram 5 Diagram 6

Use Table 1 to determine which connection diagram should be used with your Eaton Generator and Eaton Automatic Transfer

switch application. The diagram will show you how the generator start feature, for that combination of generator and ATS con-

troller, will be field wired.

Table 2, on page 2, shows the Eaton generator catalog numbers and which generator controllers are supplied with those partic-

ular generators. This will help assist you in determining which generator controller you have installed on your Eaton generator

Table 3, on page 2, shows the Eaton ATS catalog numbers and which ATS controllers are supplied with those particular ATS’s.

This will help assist you in determining which ATS controller you have installed on your Eaton ATS.

Summary of content (12 pages)

PAGE 1
Instruction Booklet IB 70-8738 Rev.2 Effective February 2011 Eaton Generator and Automatic Transfer Switch Generator Start Connection Diagrams Table 1.
PAGE 2
Eaton Generator and Automatic Transfer Switch Generator Start Connection Diagrams Instruction Booklet IB 70-8738 Effective February 2011 Table 2. Generator Controllers and Generator Catalog Numbers Generators Associated with Each Generator Controller Air Cooled Controller / Nexus Liquid Cooled / Nexus Liquid Cooled / Nexus EGEN8 EGEN22 EGEN70 EGEN10 EGEN25 EGEN80 EGEN14 EGEN27 EGEN100 EGEN17 EGEN36 EGEN130 EGEN17A EGEN45 EGEN150 EGEN20A EGEN48 EGEN60 Table 3.
PAGE 3
Eaton Generator and Automatic Transfer Switch Generator Start Connection Diagrams Instruction Booklet IB 70-8738 Effective February 2011 Connection of EATON RTC-50 ATS Controller to Utility Sensing on EATON Air Cooled Generator with Nexus Controller RTC-50 VIEW T1 UTILITY 240 VAC N2 N1 T1 FUSE BLOCK IN ATS MOUNTED ON GENERATOR CONTROL PANEL Diagram 1 Figure 1. Connection of EATON RTC-50 ATS Controller to Utility Sensing on EATON Air Cooled Generator with Nexus Controler. eaton corporation www.
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Eaton Generator and Automatic Transfer Switch Generator Start Connection Diagrams Instruction Booklet IB 70-8738 Effective February 2011 Connection of EATON RTC-50 ATS Controller to Utility Sensing on EATON Liquid Cooled Generator with Nexus Controller RTC-50 VIEW T1 UTILITY 240 VAC 183 178 N2 N1 T1 FUSE BLOCK IN ATS MOUNTED ON GENERATOR CONTROL PANEL Diagram 2 Figure 2. Connection of EATON RTC-50 ATS controller to Utility Sensing on Eaton Liquid Cooled Generator with Nexus Controller.
PAGE 5
Eaton Generator and Automatic Transfer Switch Generator Start Connection Diagrams Instruction Booklet IB 70-8738 Effective February 2011 Connection of EATON RTC-100 ATS Controller to Utility Sensing on EATON Air Cooled Generator RTC-100 VIEW T1 UTILITY 240 VAC N2 N1 T1 FUSE BLOCK IN ATS MOUNTED ON GENERATOR CONTROL PANEL Figure 3. Connection of EATON RTC-100 ATS Controller to Utility Sensing on EATON Air Cooled Generator with Nexus Controller. Diagram 3 eaton corporation www.eaton.
PAGE 6
Eaton Generator and Automatic Transfer Switch Generator Start Connection Diagrams Instruction Booklet IB 70-8738 Effective February 2011 Connection of EATON RTC-100 ATS Controller to EATON Liquid Cooled Generator with Nexus Controller RTC-100 VIEW UTILITY 240 VAC OR T1 N2 N1 183 178 T1 MOUNTED IN GENERATOR Only utilize Gen Start contacts J7-1 and J7-2 to 178, 183 or utility 240 Vac to N1, N2. Do NOT connect both.
PAGE 7
Eaton Generator and Automatic Transfer Switch Generator Start Connection Diagrams Instruction Booklet IB 70-8738 Effective February 2011 Connection of EATON ATC-100 ATS Controller to EATON Liquid Cooled Generator with Nexus Controller ATC-100 Rear View Reset Voltage 120 208 220 230 240 380 480 J7 TDN Phases Enable Disable 1Φ 3Φ Frequency 50 Hz 60 Hz TDNE 2 sec 15 sec J1 Overfreq Gen Start - (NO) J4 1 2 3 4 Gen Start - (Com) Gen Start - (NC) J2 On Off Generator Test Off No Load Load T1 7 da
PAGE 8
Eaton Generator and Automatic Transfer Switch Generator Start Connection Diagrams Instruction Booklet IB 70-8738 Effective February 2011 Connection of EATON ATC-300 ATS Controller to EATON Liquid Cooled Generator with Nexus Controller ATC-300 Rear View 1 J7 J3 2 3 4 5 6 7 J1 J2 4 Gen Start - (Com) Gen Start - (NO) J8 2 3 4 5 6 7 2 T1 1 J5 1 3 J4 8 9 10 11 12 13 14 1 2 3 4 5 6 7 8 9 10 T1 N2 N1 183 178 NOT USED MOUNTED IN GENERATOR Some Reprogramming of Nexus Controller
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Eaton Generator and Automatic Transfer Switch Generator Start Connection Diagrams Instruction Booklet IB 70-8738 Effective February 2011 Notes: eaton corporation www.eaton.
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Instruction Booklet IB 70-8738 Effective February 2011 Notes: 10 eaton corporation www.eaton.
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Eaton Generator and Automatic Transfer Switch Generator Start Connection Diagrams Instruction Booklet IB 70-8738 Effective February 2011 Notes: eaton corporation www.eaton.
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Instruction Booklet IB 70-8738 Effective February 2011 OJ4362 Eaton Generator and Automatic Transfer Switch Generator Start Connection Diagrams This instruction booklet is published solely for information purposes and should not be considered all-inclusive. If further information is required, you should consult Eaton. Sale of product shown in this literature is subject to terms and conditions outlined in appropriate Eaton selling policies or other contractual agreement between the parties.