Specifications

86
Table 15 — ICVC Primary and Secondary Messages and
Custom Alarm/Alert Messages with Troubleshooting Guides (cont)
*[LIMIT] is shown on the ICVC as the temperature, pressure, voltage, etc., set point predefined or selected by the operator as an
override, alert, or alarm condition. [VALUE] is the actual pressure, temperature, voltage, etc., at which the control tripped.
I. CHILLER PROTECTIVE LIMIT FAULTS
STATE
PRIMARY
MESSAGE
SECONDARY
MESSAGE
ALARM MESSAGE
PRIMARY CAUSE
ADDITIONAL
CAUSE/REMEDY
200 PROTECTIVE LIMIT
RECTIFIER POWER
FAULT
200->Rectifier Power Fault:
Check VFD Status
Check VFD FAULT CODE in VFD_HIST screen.
See VFD FAULT CODES in Table 16.
201 PROTECTIVE LIMIT
INVERTER POWER
FAULT
201->Inverter Power Fault:
Check VFD Status
Check VFD FAULT CODE in VFD_HIST screen.
See VFD FAULT CODES in Table 16.
202 PROTECTIVE LIMIT
MOTOR AMPS NOT
SENSED
202->Motor Amps Not Sensed —
Average Load Current [VALUE]
Check main circuit breaker for trip.
Check VFD FAULT CODE in VFD_HIST screen.
See VFD FAULT CODES in Table 16.
Check MOTOR RATED LOAD AMPS
setting in VFD_CONF screen.
See Table 5.
203 FAILURE TO START
MOTOR
ACCELERATION
FAULT
203->Motor Acceleration Fault —
Average Load Current [VALUE]
Check starter for proper operation.
Reduce Condenser pressure if possible.
Check VFD FAULT CODE in VFD_HIST screen.
See VFD FAULT CODES in Table 16.
Check MOTOR RATED LOAD AMPS setting
in VFD_CONF screen.
See Table 5.
204 FAILURE TO STOP
VFD SHUTDOWN
FAULT
204->VFD Shutdown Fault:
Check Inverter Power Unit
Check VFD FAULT CODE in VFD_HIST screen.
See VFD FAULT CODES in Table 16.
See Table 5.
205 PROTECTIVE LIMIT
HIGH DC BUS
VOLTAGE
205->High DC Bus Voltage:
[VALUE] exceeded limit of
[LIMIT]*
Check DC BUS VOLTAGE and VFD FAULT
CODE in VFD_HIST screen.
See VFD FAULT CODES in Table 16.
206 PROTECTIVE LIMIT VFD FAULT
206->VFD Fault Code: [VALUE];
Check VFD Fault Code List
Check DC BUS VOLTAGE and VFD FAULT
CODE in VFD_HIST screen.
See VFD FAULT CODES in Table 16.
207 PROTECTIVE LIMIT
HIGH CONDENSER
PRESSURE
207->High Cond Pressure trip.
[VALUE] exceeded Switch
Trippoint.
Check for electrical continuity across
High Pressure Switch.
Check connections at VFD A33 Gate Kill Terminals.
Check for high condenser water temperatures,
low water flow, fouled tubes.
Check for division plate/gasket bypass.
Check for noncondensables in refrigerant.
Check Condenser Pressure transducer wiring
and accuracy.
See Table 5.
208 PROTECTIVE LIMIT
EXCESSIVE MOTOR
AMPS
208->Percent Load Current
[VALUE] exceeded limit of
[LIMIT]*.
Check Load Currents in VFD_HIST screen.
Check MOTOR RATED LOAD AMPS setting
in VFD_CONF screen.
Check condenser water flow.
See Table 5.
209 PROTECTIVE LIMIT
LINE CURRENT
IMBALANCE
209->Line Current Imbalance:
Check VFD Fault History for
Values.
Check LINE CURRENTs and VFD FAULT
CODE in VFD_HIST screen.
See VFD FAULT CODES in Table 16.
Check LINE CURRENT IMBALANCE
settings in VFD_CONF screen.
Check power distribution bus.
Consult power company.
See Table 5.
210 PROTECTIVE LIMIT
LINE VOLTAGE
DROPOUT
210->Single Cycle Line
Voltage Dropout
Check LINE VOLTAGE and VFD FAULT
CODE in VFD_HIST screen.
See VFD FAULT CODES in Table 16.
Check SINGLE CYCLE DROPOUT
setting in VFD_CONF screen.
See Table 5.
211 PROTECTIVE LIMIT
HIGH LINE
VOLTAGE
211->High Percent Line
Voltage [VALUE]
Check LINE VOLTAGE and VFD FAULT
CODE in VFD_HIST screen.
See VFD FAULT CODES in Table 16.
See Table 5.
Check distribution bus.
Consult power company.
212 PROTECTIVE LIMIT
LOW LINE
VOLTAGE
212->Low Percent Line
Voltage [VALUE]
Check LINE VOLTAGE and VFD FAULT
CODE in VFD_HIST screen.
See VFD FAULT CODES in Table 16.
See Table 5.
Check distribution bus.
Consult power company.
213 PROTECTIVE LIMIT
VFD MODULE
RESET
213->VFD Module Power-On
Reset When Running
Check LINE VOLTAGE and VFD FAULT
CODE in VFD_HIST screen.
See VFD FAULT CODES in Table 16.
214 PROTECTIVE LIMIT POWER LOSS
214->Control Power Loss
When Running
Check LINE VOLTAGE in VFD_HIST screen.
Check control power voltage on ICVC terminal J1.
See Table 5.
Check distribution bus.
Consult power company.