Figure A-9 Seismic Electrical Wiring Considerations - Emerson CW026 Design Manual

Figure A-9 Seismic electrical wiring considerations

Field supplied disconnect switch
when factory installed unit
disconnect switch is not provided.
Seismic
compensation
Field supplied disconnect
switch when factory
installed unit disconnect
switch is not provided.
Flexible conduit and conductors must be provided to allow for movement of the unit in three dimensions
during a seismic event. The flexible conduit shall have at least one bend between the rigid connection at
the unit cabinet and the connection to rigid conduit or foundation.
Monitoring panel and disconnect are switched on CW106U, CW114U, CW089D, CW106D & CW114D.
UPFLO W MO DELS
Seismic compensation
Three phase electrical and low voltage
connections not by Liebert (CW106U & CW114U ONLY).
Factory installed unit disconnect switch (optional).
Three phase electrical and low voltage
connections not by Liebert.
DO WN FLO W MO DELS
Three phase electrical and low voltage
connections not by Liebert.
Seismic compensation
NO TE S
Anchor and Load Requirements of Seismic Installation
Monitoring panel.
Factory installed unit disconnect switch (optional).
Monitoring panel.
93 Liebert
DPN003209
Pg. 8 Rev. 2
® ™
CW System Design Manual