York YK Style H - Page 89

Table 81: Programmable
Button
V09 software
and earlier
V10 and later
with YORK
Chiller Access
Manager
Description
Input Job Full
Load Amps
Service JCI Service
Allows entry of the job input full load amp limit within a range limited
from 10% to 100% of the VSD nominal input current at nominal line
voltage.
Rated Motor
Voltage
Service JCI Service Displays the motor voltage rating, based on configuration.
Rated Motor
Current
Service JCI Service Displays the motor current as a percentage of the FLA value.
kWH Reset Admin Admin Allows the user to reset the cumulative Kilowatt hours to zero (0).
Motor Lube View View
Moves to the subscreen allowing operator acknowledgment of the
compressor motor lubrication and viewing of the compressor motor
lubrication parameters.
Local Input
Current Limit
Operator Standard
Allows the user to specify the maximum allowed input current (as a
percentage of FLA). When the input current reaches this value, the pre-
rotation vanes will not be permitted to open further. If the input current
rises above this value, the pre-rotation vanes will close to reduce the
current to this value.
Pulldown
Demand Limit
Operator Standard
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 limit
time. This value will override the Motor Current Limit value during this
time period. This function is used to provide energy savings following
chiller startup.
Pulldown
Demand Time
Operator Standard
Allows the user to set a period of time for which the pulldown demand
limit will be in effect after the chiller starts.
Table 82: Navigation
Button
V09 software
and earlier
V10 and later
with YORK
Chiller Access
Manager
Description
Home View View Returns the user to Home Screen.
VSD Details View View
Moves to the subscreen which provides more information about the
variable speed drive.
Motor Details Service JCI Service
Moves to a subscreen that provides information and setpoints pertinent
to the motor.
89Model YK Style H Centrifugal Liquid Chillers with OptiView Control Center