York YK-EP Operation And Maintenance Manual page 105

Table 101: Programmable
Button Access level
Local Motor
Operator
Current Limit
Pulldown
Demand Operator
Limit
Pulldown
Demand Operator
Time
Full Load
Service
Amps
Starting
Service
Current
kWh Reset Service
Table 102: Navigation
Button Access level
Home View
Motor Lube View
Motor Details Service
YK-EP Style B Centrifugal Chiller
Description
Allows the user to specify the maximum allowed motor current (as
a percentage of FLA). When the motor current 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 close to
reduce the current to this value.
Allows the user to specify the current limit value (as a percentage
of FLA) to which the chiller will be limited during the specified
pulldown time. This value will override the Motor Current Limit
Setpoint during this time period. The Pre-Rotation Vanes are used to
limit the motor current to this value.
Allows the user to set the period of time for which the pulldown
demand limit will be in effect.
Defines the maximum amps at which the motor can operate. This
value is viewable when logged in at OPERATOR or VIEW access level.
Defines the maximum allowed motor starting amps. The starter will
limit the starting current to this value.
Allows the Service Technician to set the kWh to a value between 0
and 999999.
Description
Returns user to HOME Screen.
Moves to a subscreen allowing operator acknowledgement of the
compressor motor lubrication and viewing of the compressor motor
lubrication parameters.
Moves to a subscreen that provides information and setpoints
pertinent to the Motor Monitoring feature. Only displayed if this
option is installed.
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