Instruction Manual for the Eaton RTC-50
Automatic Transfer Switch Controller
APPENDIX A: OPERATIONAL FLOWCHART
Utility is available
ATS connects to Utility
(Utility Close Output closes)
Utility is powering the load
TDNE timer times out
(20 sec or 50 sec)
Transfer to Generator
(Gen Close Output closes)
Generator is powering the load
IB00405004E-70-8664
Y
Is Utility
available?
N
N
Is Generator
available?
Y
For more information visit: www.eaton.com
Instructional Booklet
Effective: June 2007
Is Utility
available yet?
Y
TDEN timer times out
(10 sec)
Transfer to Utility
(Utility Close Output closes)
Utility is powering the load
Generator shuts down
Page 9
N