Ingersoll-Rand R4-11 kW, Информация по техническому обслуживанию продукции

Страница: 13 / 80

80448517 Rev A EN-13
EN
Xe-70 DISPLAY MEANING CAUSE REMEDY
Trips
High A/E Disch T
High Airend Discharge
Temperature (above
109°C)
Compressor operating above rated
pressure.
Check and modify settings. Review system
requirements and contact your local
Ingersoll Rand
representative.
Low coolant level.
Check for leaks. See also if discharge air is
contaminated with coolant. Top off coolant.
High ambient temperature. Review installation and system parameters.
Insufficient cooling air. Check ducting and cooling air path.
Dirty, blocked coolant cooler (cooling
air side).
Clean or replace.
Fan motor direction of rotation
incorrect.
Wire correctly.
Ck Motor Rot Check Motor Rotation Drive system fault. Contact your local
Ingersoll Rand
representative.
Overload Fan Motor Overload
Will occur if the fan or main motor
overload relays open for three seconds.
Fan is blocked, damaged or blower fan
is faulty.
Remove blockage, repair or replace damaged
components.
Main Motor OL Main Motor Overload
Will occur the current transformers
indicate that the motor amp draw
is excessive. Trip only applicable for
compressors with current transformers
installed.
R4-11kW units typically do not have current
transformers installed.
Rem Start Fail Remote Start Failure
Remote start button is pressed after
compressor is running or remote start
button remains closed.
Check operation of buttons or operating procedures.
Rem Stop Fail Remote Stop Failure
Remote stop button remains open and
either start button is pressed.
Check operation of buttons or operating procedures.
4APT Failure
2ATT Failure
Sensor Failure Sensor is missing or faulty Install, repair or replace faulty sensor.
VSD Fault “X” VSD Fault
The compressor’s variable speed drive is
reporting a fault.
Refer to Table 6.
VSD Comm Fail
VSE Communication
Failure
Controller does not receive a response
from the VSD when requesting
information.
Contact your local
Ingersoll Rand
representative.
Drive Init Error VSD Initialization Fault
Controller is unable to properly setup
the drive after boot or after a reset.
Contact your local Ingersoll Rand representative.
VSD Comm
Except
VSD Initialization Fault
Controller receives invalid
communications from VSD.
Refer to Table 6.
Stop Failure Stop Failure
Occurs when compressor should be
stopped, but motor speed has not
dropped below minimum motor speed
set point for 4 seconds. Usually indication that run delay (K1) did not open
when de-energized; due to this, the isolation contact
should open when this fault occurs. The isoaltion
contact can close when fault is cleared.
Emergency Stop Emergency Stop
Emergency stop button has been
pressed. Identify reason why, repair fault, disengage button
and reset conroller.
Unit Too Cold Unit Too Cold to Start
Airend discharge temparature (2ATT)
is less than 35°F, and the operator
attempts to start compressor. Reset and start compressor if desired. Will be logged
that compressor is being used in low ambient
conditions.
Start
Inhibit
High A/E Disch T
High Airend Discharge
Temperature
Will occur if 2ATT is greater than 103°C Abnormal operating condition which is self-clearning.
VSD Initializing VSD Initialization
This will occur if the compressor
VSD has not responded to the initial
communications from the controller.
Abnormal operating condition which is self-clearning.
The drive controller is directly linked to the controller. Faults in the drive controller will be displayed on the controller as “VSD fault 0, VSD fault 1” etc.
The following VSD faults may be investigated and remedied at source. For all other VSD faults, contact your local
Ingersoll Rand
customer support
representative.
RELEASED 16/Dec/2014 10:49:53 GMT