Electrical Field Connections—Downflow Models
73
Liebert
®
CW
™
System Design Manual
6.1.4
Optional Low-Voltage Terminal Package Connections
for Downflow Models CW146 and CW181
Refer to
.
22.
Remote unit shutdown
—Two additional contact pairs available for unit shutdown (labeled as
37B & 38B, 37C & 38C). Replace jumpers with field-supplied, normally closed switch that has a
minimum 75VA, 24VAC rating. Use Class 1 field-supplied wiring.
23.
Common alarm
—On any alarm, two additional normally open dry contacts are closed across
Terminals 94 and 95 and 96 and 97 for remote indication. 1A, 24VAC maximum load. Use Class 1
field-supplied wiring.
24.
Main fan auxiliary switch
—On closure of main fan contactor, normally open dry contact is closed
across Terminals 84 and 85 for remote indication. 1A, 24VAC maximum load. Use Class 1
field-supplied wiring.
25.
Liebert Liqui-tect
®
shutdown and dry contact
—On Liebert Liqui-tect activation, normally open dry
contact is closed across Terminals 58 and 59 for remote indication (Liebert Liqui-tect sensor ordered
separately). 1A, 24VAC maximum load. Use Class 1 field-supplied wiring.
NOTE
Refer to specification sheet for total unit full load amps, wire size amps and maximum overcurrent
protective device size.
Содержание CW089
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