NORMAL
SOURCE
LOAD LUGS
POWER PANEL
MANUAL
OPERATING
HANDLE
EMERGENCY
POWER SOURCE
POWER
TRANSFER
MECHANISM
VOLTAGE
SELECTION
PANEL
LOGIC PANEL
GROUND
CONNECTION
For more information visit: www.eaton.com
IB140036EN
Instruction Booklet
Page
28
Effective: October 2014
O&M Manual for 40-1200A (480/600 Vac) ATC-900 3-Position,
Open/Closed Transition Contactor Based Transfer Switch
Figure 19B. 40-1200A, 4-Pole, ATS Interior Components (Close Transition).