Carrier 50XJ064-104 specifications Error Communication Problem Possible Causes Remedies Code, EF2

Page 26

Table 16 — Trip Messages for 50BV VFD (cont)

ERROR

COMMUNICATION

PROBLEM

POSSIBLE CAUSES

REMEDIES

CODE

NO.

 

 

 

*UC

1D

Small-current

• The output current falls to the low-current

• Enable F610 (low-current detection

 

 

operation trip

detection level during operation.

parameter).

 

 

 

 

• Check whether the detection level is set

 

 

 

 

properly to the system.

 

 

 

 

(F611 and F612)

 

 

 

 

• If no error is found in the setting, make a

 

 

 

 

service call.

EF2

22h

Ground fault trip

• A ground fault occurs in the output cable

• Check the cable and the motor for ground

 

 

 

or the motor.

faults.

E

11h

Emergency stop

• During automatic operation or remote

• Reset the inverter.

 

 

 

operation, a stop command is entered from

 

 

 

 

the operation panel or a remote input device.

 

Err2

15h

Main unit RAM fault

• The control RAM is defective.

• Make a service call.

Err3

16h

Main unit ROM fault

• The control ROM is defective.

• Make a service call.

Err4

17h

CPU fault trip

• The control CPU is defective.

• Make a service call.

Err5

18h

Remote control

• An error arises during remote operation.

• Check the remote control device,

 

 

error

 

cables, etc.

EtYP

29h

Inverter type error

• The control circuit board (main circuit

• Make a service call.

 

 

 

board or drive circuit board) is replaced.

 

EEP1

12h

EEPROM fault

• A data writing error occurs.

• Turn off the inverter, then turn it on again.

 

 

 

 

If it does not recover from the error, make

 

 

 

 

a service call.

Etn

28h

Auto-tuning error

• Check the settings of the motor parameters F401to F408

 

 

 

• Check that the motor is not two or more sizes smaller in capacity than the inverter.

 

 

 

• Check that the inverter output cable is not too thin.

 

 

 

• Check that the motor is not running.

 

 

 

 

• Check that the motor is a three-phase inductive motor.

*With a parameter, you can choose between trip-on and -off.

NOTES:

1.During operation, the following alarms may be displayed, which have the same meaning as previously defined alarms.

•C (overcurrent alarm) — same as OC

•P (overvoltage alarm) — same as OP

•L (overload alarm) — same as OL1/OL2

•H (overheat alarm) — same as OH

2.If two or more problems arise simultaneously, one of the following alarms appears and blinks. CP, PL, CPL

The blinking alarms, C, P, L, H are displayed in this order from left to right.

26

Page 25 Page 27
Image 26
Page 25 Page 27
Contents Controls Operation Troubleshooting Page Control Inputs and Outputs SW2 SW3 SW1Communication Cable Recommendations Manufacturer Part NumberWhen the unit is off, both valves are closed Field Terminal Blocks for 50XJ Unit Space Temperature Sensor Typical Wiring 33ZCT55SPT Numeric Keys LID Function KeysOperative Keys Operative USE KeysOmnizone Vpac Quick Access Chart KEY Algo Stat Hist Srvc Alrm SETOmnizone Page SETPT01 Controller Set Points OMNIZONESETPT02Software Points Configuration ParametersController Hardware Points Operation Page Page RUN Keys and Functions for 50XJ VFD VFD Non-Trip Messages for 50XJ UnitVFD Trip Messages for 50XJ Unit Down VFD Mode Summary for 50XJ UnitKEY Operaton LED Message Explanation 50BV VFD Display Non-Trip Messages for the 50BV VFD Trip Messages for 50BV VFDEpho OL1OL2 EPH1Error Communication Problem Possible Causes Remedies Code Clearing a Forced Input or Output Run Test TroubleshootingForcing an Input or Output Alarms Displayed at Unit LID Compressor MUX Board Voltages Comp Volts Range50BVJ,K Low Voltage Schematic Unit Wiring50BVJ,K High Voltage Schematic 50BVW,X Low Voltage Schematic TRANS-3 24VAC BLU50BVW,X High Voltage Schematic 50BVJ,K,W,X Field-Installed Low Voltage Schematic PCB2 J150BVJ,K Field-Installed Low Voltage Schemtic 3 4 5 6 750BVW,X Field-installed Low Voltage Schematic Field WiringSPT RoccAqua Bpss50XJ Low Voltage Control Wiring LOW Voltage Control Wiring50XJ 115V Control Wiring BLK VIO Switch Settings50XJ Power Wiring Power Wiring50BV,XJ Accessory Control Module PCB3 Schematic PCB3HRN HeatCdwfs IFMDescription Value Units Status Force Name Cdwf 0=NO,1=YES Cdfwswt Econ 0=NO,1=YES Ewtsns NumcmpRsetrto EwtrstDescription Value Units Name SENSDI00 PntnameSETPT09 SETPT00High Conversion Endpoint 309.77 Comparison Point OMNIZONEDSALM02 Phase Protection Monitored Input Point OMNIZONEDSALM05 Fire alarm Monitored Input Point OMNIZONEDSALM08 Compressor 1 Alarm Monitored Input Point DISCRO00 LINK09 OMNIZONEINTLK02 Ok to Cool Discrete Output Point NTFC00 VOLTI00SETPT03 HCVAV01OMNIZONELMALM02 Entering WaterTemp Monitored Input Point DOW3 DOW1DOW2 DOW4Maintenance Screens ADAPT03 FalseCcvvrf LMALM03Eeprom ADAPT02ADAPT01 RAMDodxrf Description Value Units Status Force Name ANCTL01 CCVAV01Tasktimr LMALM02Resched Taskstat Exetime

50XJ064-104 specifications

The Carrier 50XJ064-104 is a high-efficiency rooftop air conditioning system designed to deliver exceptional cooling and heating capabilities for diverse commercial applications. One of the standout features of this model is its robust cooling capacity of 64,000 BTUs, making it suitable for mid to large-sized spaces. The 50XJ064-104 is engineered using advanced technologies to ensure energy efficiency and reliable performance, contributing to reduced operational costs and environmental sustainability.

One of the primary technologies employed in the Carrier 50XJ064-104 is the high-efficiency scroll compressor. This component plays a pivotal role in optimizing energy usage while delivering consistent cooling output. The system also incorporates an economizer that allows for enhanced energy savings by utilizing outdoor air for cooling when conditions are favorable. This not only decreases reliance on the compressor but also improves indoor air quality.

The microprocessor-based controls in the 50XJ064-104 provide precise temperature regulation, ensuring optimal comfort levels in various applications. These controls allow for easy programming and can be integrated into building management systems for centralized oversight. Additionally, the unit features a built-in fault detection and diagnostic system that aids in identifying potential issues before they escalate, minimizing downtime and maintenance costs.

The Carrier 50XJ064-104 is designed with durability in mind. It features a weather-resistant cabinet, designed to withstand harsh outdoor conditions and prolong service life. The high-quality insulation within the unit not only enhances energy efficiency but also minimizes noise levels, making it an ideal choice for urban environments where sound control is critical.

Another important characteristic is its environmentally friendly R-410A refrigerant, which has a lower impact on ozone depletion compared to older refrigerants. This aligns with Carrier's commitment to creating sustainable HVAC solutions that comply with current environmental regulations.

Overall, the Carrier 50XJ064-104 stands out for its combination of efficiency, advanced technologies, and durable construction. Whether for commercial buildings, retail spaces, or industrial applications, this rooftop air conditioning unit is designed to provide reliable performance and comfort year-round.
Top Page Image Contents