Carrier 19XRV Start-Up, Operation And Maintenance Instructions Manual page 60

I. CHILLER PROTECTIVE LIMIT FAULTS
ICVC PRIMARY MESSAGE
FAULT
STATE
200 PROTECTIVE LIMIT
201 PROTECTIVE LIMIT
202 PROTECTIVE LIMIT
203 FAILURE TO START
204 FAILURE TO STOP
205 PROTECTIVE LIMIT
206 PROTECTIVE LIMIT
207 PROTECTIVE LIMIT
208 PROTECTIVE LIMIT
209 PROTECTIVE LIMIT
210 PROTECTIVE LIMIT
211 PROTECTIVE LIMIT
212 PROTECTIVE LIMIT
213 PROTECTIVE LIMIT
214 PROTECTIVE LIMIT
215 PROTECTIVE LIMIT
216 PROTECTIVE LIMIT
217 PROTECTIVE LIMIT
218 PROTECTIVE LIMIT
219 PROTECTIVE LIMIT
220 PROTECTIVE LIMIT
221 PROTECTIVE LIMIT
222 PROTECTIVE LIMIT
223 LOSS OF
COMMUNICATION
224 PROTECTIVE LIMIT
225 PROTECTIVE LIMIT
226 PROTECTIVE LIMIT
227 PROTECTIVE LIMIT
* [LIMIT] is shown on the ICVC as the temperature, pressure, voltage, etc., setpoint 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.
60
Table 10 - Alarm and alert messages (continued)
SECONDARY PRIMARY CAUSE
MESSAGE
RECTIFIER POWER 200->Rectifier Power Fault: Check VFD
FAULT Status
INVERTER POWER 201->Inverter Power Fault: Check VFD
FAULT Status
MOTOR AMPS NOT 202->Motor Amps Not Sensed -
SENSED Average Load Current [VALUE]
MOTOR 203->Motor Acceleration Fault -
ACCELERATION Average Load Current [VALUE]
FAULT
VFD SHUTDOWN 204->VFD Shutdown Fault: Check
FAULT Inverter Power Unit
HIGH DC BUS 205->High DC Bus Voltage: [VALUE]
VOLTAGE exceeded limit of [LIMIT]*
VFD FAULT 206->VFD Fault Code: [VALUE]; Check
VFD Fault Code List
HIGH CONDENSER 207->High Cond Pressure trip. [VALUE]
PRESSURE exceeded Switch Trippoint.
EXCESSIVE MOTOR 208->Percent Load Current [VALUE]
AMPS exceeded limit of [LIMIT]*.
LINE CURRENT 209->Line Current Imbalance: Check
IMBALANCE VFD Fault History for Values.
LINE VOLTAGE 210->Single Cycle Line Voltage Dropout Temporary loss of voltage. Disable Single Cycle Dropout in VFD_
DROPOUT
HIGH LINE VOLTAGE 211->High Percent Line Voltage
[VALUE]
LOW LINE VOLTAGE 212->Low Percent Line Voltage
[VALUE]
VFD MODULE RESET 213->VFD Module Power-On Reset
When Running
POWER LOSS 214->Control Power Loss When
Running
LOW DC BUS 215->Low DC Bus Voltage: [VALUE]
VOLTAGE exceeded limit of [LIMIT]*
LINE VOLTAGE 216->Line Voltage Imbalance; Check
IMBALANCE VFD Fault History for Values.
MOTOR OVERLOAD 217->Motor Overload Trip; Check VFD
TRIP configurations
VFD RECTIFIER 218->VFD Rectifier Temp Exceeded:
OVERTEMP Check Cooling and VFD Config.
VFD INVERTER 219->VFD Inverter Temp Exceeded:
OVERTEMP Check Cooling and VFD Config.
GROUND FAULT 220->Ground Fault Trip; Check Motor
and Current Sensors
UNUSED UNUSDED
LINE FREQUENCY 222->Line Frequency [VALUE]: exceeded
TRIP limit of [LIMIT]: Check Power Supply.
WITH VFD GATEWAY 223->Loss of SIO Comm with VFD
MODULE Gateway: Check VFG Module and
Power
VFD 224->Loss of DPI Comm with VFD
COMMUNICATIONS Gateway: Check VFG to VFD Comm.
FAULT
MOTOR CURRENT 225->Motor Current Imbalance: Check
IMBALANCE VFD Fault History for Values.
LINE PHASE 226->Line Phase Reversal: Check Line
REVERSAL Phases
OIL PRESS SENSOR 227->Oil Pressure Delta P [VALUE]
FAULT (Pump Off): Check Pump/Transducers
ADDITIONAL CAUSE/REMEDY
Malfunction within VFD Power Module.
Call Carrier Service.
Malfunction within VFD Power Module.
Call Carrier Service.
Check main circuit breaker for trip. Increase Current % Imbalance
in VFD_CONF screen.
Check that inlet guide vanes are fully closed at start-up.
Check Motor Rated Load Amps in VFD_CONF screen. Reduce
unit pressure if possible.
VFD Circuit Board malfunction.
Call Carrier Service.
Verify phase to phase and phase to ground line voltage. Monitor
AC line for high transient voltage conditions. VFD Circuit Board
malfunction. Call Carrier Service.
See VFD Fault Code description and corrective action.
Check Compressor Discharge High Pressure switch wiring and
accuracy.
Check for high condenser water temperatures, low water flow,
fouled tubes.
Check for division plate/gasket bypass.
Check for noncondensables in refrigerant.
Check Motor Rated Load Amps in VFD_CONF screen. Percent
Load Current > 110%.
Check Motor Rated Load Amps setting.
Check phase to phase and phase to ground power distribution
bus voltage.
Check Line Current % Imbalance in VFD_CONF screen. Consult
power company.
CONF screen.
Check phase to phase and phase to ground distribution bus
voltage. Consult power company.
Check phase to phase and phase to ground distribution bus
voltage. Consult power company.
Temporary loss of VFD control voltage. Check VFD control
power breaker, transformer and fuses.
Check phase to phase and phase to ground distribution bus voltage.
Check VFD fuses.
Check 24 V a.c. power supply to ICVC.
Consult power company.
Verify phase-to-phase and phase-to-ground line voltage. VFD
Circuit Board malfunction.
Call Carrier Service.
Check phase-to-phase and phase-to-ground distribution bus
voltage. Increase Line Voltage % Imbalance in VFD_CONF screen.
Any phase current > 106% RLA. Can result from significant load
side current imbalance when running at full load.
Check entering condenser water temperature and water flow rate.
Check Motor Rated Load Amps in VFD_CONF screen.
Check that VFD refrigerant isolation valves are open.
Check VFD refrigerant cooling solenoid and refrigerant strainer.
Check for proper VFD cooling fan operation and blockage.
Check that VFD refrigerant isolation valves are open.
Check VFD refrigerant cooling solenoid and refrigerant strainer.
Check for proper VFD cooling fan operation and blockage.
Check for condensation on motor terminals. Check motor power
leads for phase to phase or phase to ground shorts. Disconnect
motor from VFD and megger motor.
Call Carrier Service.
If operating from a generator, check generator size and speed.
Check utility power supply.
Check VFD communication wiring and connectors on VFD
Gateway and DPI board.
Check for compatibility between ICVC and Gateway software.
Check VFD communication wiring and connectors.
Check status lights on DPI Communications Interface Board.
Call Carrier Service.
Check Motor Current % Imbalance in VFD_CONF screen.
Reverse connections of any two line conductors to circuit
breaker.
Check transducer wiring and accuracy.
Check power supply to pump.
Check pump operation.
Check transducer calibration.