York 160.87-OM1, Operation And Maintenance Manual

Page: 96 / 268

Economizer Solid State Starter screen
Figure 33: Economizer solid state starter screen
The Economizer Solid State Starter Screen displays information about the solid state starter used on
the economizer compressor.
Table 88: Display only
Field/LED name Description
Motor Run LED
Indicates whether the digital output from the controls is
commanding the motor to RUN.
% Full Load Amps
Displays the motor current as a percentage of the Full Load Amps
(FLA) value.
Override Threshold
Displays the motor current upper limit as a % of FLA that the
compressor will be allowed to operate.
Input Power Displays the kilowatts measured by the Solid State Starter.
KW Hours Displays the cumulative amount of kilowatts used over time.
Starter Model
Displays the Solid State Starter model that is applied to the chiller.
Starter Models are 7L, 14L, 26L or 33L. This value is communicated
by the LCSSS.
Voltage (Phase A, B and C)
Displays the 3-phase input line voltage measured by the Solid State
Starter.
Current (Phase A, B and C)
Displays the 3-phase motor current values measured by the Solid
State Starter.
Temperature (Phase A, B
and C)
Displays the temperatures of the Silicon Controlled Rectifier
assemblies for each phase.
YK-EP Style B Centrifugal Chiller 96