York YK Style H Operation Manual page 83

Table 72: Programmable
V09 software
Button
and earlier
Local Motor
Operator
Current Limit
Pulldown
Operator
Demand Limit
Pulldown
Operator
Demand Time
Full Load Amps Service
Voltage Range Service
Starting
Service
Current
Open SCR
(Enabled/ Service
Disabled)
Shorted SCR
(Enabled/ Service
Disabled)
KWH Reset Admin
Table 73: Navigation
V09 software
Button
and earlier
Home View
Motor Lube View
Motor Details Service
Model YK Style H Centrifugal Liquid Chillers with OptiView Control Center
V10 and later
with YORK
Description
Chiller Access
Manager
Allows the user to specify the maximum allowed motor current (as
percentage of FLA). When the motor cur­rent reaches this value, the Pre-
Operator rotation Vanes will not be permitted to open further. If the motor rises
above this value, the Pre-rotation Vanes will 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
Operator
value will override the Motor Current Limit value during this time period.
This function is used to provide energy savings following chiller start.
Allows the user to set a period of time for which the pulldown demand
Operator
limit will be in effect after the chiller starts.
Defines the maximum amps at which the motor can operate. This value is
JCI Service
viewable when logged in at Operator or View access level.
Allows the user to select specific line voltage range for voltage checking.
JCI Service When not disabled, this line voltage range is used to determine a low line
and high line volt­age threshold for initiating a shutdown.
Defines the maximum allowed motor starting amps. The Solid State
JCI Service
Starter will limit the motor starting current to this value.
Allows the user to enable or disable the Solid State Starter Open SCR
JCI Service safety detection. This must never be disabled unless under advisement of
the Johnson Con­trols Factory.
Allows the user to enable or disable the Solid State Starter Shorted SCR
JCI Service safety detection. This must never be disabled unless under advisement of
the Johnson Controls Factory.
Admin Allows the user to reset the cumulative Kilowatt hours.
V10 and later
with YORK
Description
Chiller Access
Manager
View Returns the user to Home Screen.
Navigates to the subscreen allowing operator acknowledgment of the
View compressor motor lubrication and viewing of the compressor motor
lubrication parameters.
Navigates to a subscreen that provides information and setpoints
JCI Service
pertinent to the Motor Monitoring feature.
83