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NEUTRAL
CONNECTION
TRANSFER
MECHANISM
LOAD LUGS
EMERGENCY LUGS
NORMAL LUGS
VOLTAGE SELECTION AND
TRANSFORMER PANEL
GROUND
CONNECTION
ATC-300 OR ATC-900 CONTROLLER
For more information visit: www.eaton.com
IB140024EN
Instruction Booklet
Page
26
Effective: October 2014
ATC-300/900 40-400A (480/600Vac)
3-Postion Contactor Based Transfer Switch
Figure 18. 400A, 3-Pole, ATS Interior Components.