York R123 - Manual (Page 51)

FORM 160.55-O1 (604)
51
YORK INTERNATIONAL
Internal Ambient Temperature
Displays the ambient temperature inside the VSD cab-
i net as reported by the VSD.
Converter Heatsink Temperature
Displays the heatsink temperature of the con vert er as
reported by the VSD.
Baseplate Temperature
Displays the Baseplate temperature of the 3-phase volt-
age regulators as reported by the VSD.
VSD Model
Ac cess Level Re quired: SER VICE
Displays the Horsepower conÞ guration of the Variable
Speed Drive control.
100% Full Load Amps
Displays the full load amps value as reported by the
VSD.
PROGRAMMABLE
Local Motor Current Limit
Access Level Required: OP ER A TOR
Allows the user to specify the maximum al lowed mo-
tor current (as a percentage of FLA). When the motor
cur rent reaches this value, the pre-rotation vanes will
not be permitted to open further. If the motor current
rises above this value, the pre-rotation vanes will close
to reduce the current to this value.
Pulldown Demand Limit
Access Level Required: OP ER A TOR
Allows the user to specify the current limit val ue (as a
percentage of FLA) to which the chiller will be limited
during the speciÞ ed pulldown limit time. This value will
override the Motor Current Limit value during this time
period. This function is used to provide energy sav ings
following chiller start-up.
Pulldown Demand Time
Access Level Re quired: OP ER A TOR
Allows the user to set a period of time for which the
pulldown demand limit will be in effect after the chill er
starts.
NAVIGATION
Home
Access Level Re quired: VIEW
Causes an instant return to the Home Screen.
VSD
Access Level Required: VIEW
Returns to the VSD Screen.
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