Johnson Controls YORK YK MaxE, Operation Manual

Page: 75 / 184

FORM 160.54-O1
75
JOHNSON CONTROLS
Voltage Total Harmonic Distortion - (L1, L2, L3)
Displays the Total Harmonic Distortion (THD) for each
of the voltage lines as calculated by the filter.
Supply Current Total Demand Distortion -
(L1, L2, L3)
Displays the Total Dynamic Distortion (TDD) for each
of the supply current lines as calculated by the filter.
prograMMaBLe
Local Motor Current Limit
Access Level Required: OPERATOR
Allows the user to specify the maximum allowed mo-
tor 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 will close
to reduce the current to this value.
Pulldown Demand Limit
Access Level Required
: OPERATOR
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 start-up.
Pulldown Demand Time
Access Level Required : OPERATOR
Allows the user to set a period of time for which the
pulldown demand limit will be in effect after the chiller
starts.
kWH Reset
Access Level Required
: ADMIN
Allows the user to reset the cumulative Kilowatt Hours
to zero (0). Service Technicians refer to YORK Service
Manual 160.54-M1.
Filter Inhibit (Harmonic Filter installed only)
Access Level Required
: SERVICE
Disable the filter logic from activating, although the
system will still communicate with the device. Only
available when chiller is stopped.
NaVigatioN
Home
Access Level Required : VIEW
Causes an instant return to the Home Screen.
VSD Details
Access Level Required : VIEW
Moves to the sub-screen which provides more infor-
mation about the Variable Speed Drive.
ACC Details
Access Level Required : SERVICE
Moves to the sub-screen which provides more infor-
mation about the Adaptive Capacity Control.
Filter Details (Harmonic Filter installed only)
Access Level Required : VIEW
Moves to the sub-screen which provides more infor-
mation about the Harmonic Filter.
Motor Lube
(Software version C.MLM.01.14.xxx (and later) or
C.OPT.01.14.306 (and later))
Access Level required
: VIEW
Moves to the subscreen allowing operator acknowledge-
ment of the compressor motor Lubrication and viewing
of the compressor motor lubrication parameters.
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