Emerson CW026 - Figure B-8 Liebert Air Economizer Deactivation Switch Terminals

Customer-supplied Equipment and Ductwork
103 Liebert
®
CW
™
System Design Manual
Figure B-8 Liebert Air Economizer deactivation switch terminals
24 51
F
OUTDOOR AIR
DAMPER
RETURN AIR
DAMPER
24 51
DETAIL F
LOW VOLTAGE CUSTOMER
CONNECTION AREA,
120" FRAME
CHILLED WATER SHOWN
ALTERNATE LOCATION IN
SMALLER CHILLED WATER
UNITS IS OPPOSITE END
OF ELECTRIC BOX
AIR ECONOMIZER
DEACTIVATION SWITCH
TERMINALS 24 AND 51.
FACTORY INSTALLED JUMPER
CUSTOMER TO REMOVE JUMPER
AND CONNECT NORMALLY CLOSED
CONTACT TO TERMINALS 24 AND 51.
OPEN CONTACT TO DEACTIVATE
AIR ECONOMIZER FUNCTIONALITY
MAIN UNIT WILL CONTINUE TO
RUN WITHOUT AIR ECONOMIZER
FEATURE
ALTERNATE LOCATION
ON LIEBERT DS,
TERMINALS LOCATED
INSIDE ELECTRIC BOX
REAR VIEW
DPN001449
Pg. 6 Rev. 3