Danfoss Vacon NXP Series Operating Manual page 167

Operating guide | VACON® NXS/NXP Air-cooled
Fault Fault
code
52 Keypad com-
munication
fault
53 Fieldbus fault
54 Slot fault
56 Over Temp.
Identification
57 (2)
Brake
(1)
58
59 Follower com-
munication
60 Cooling
61 Speed error
62 Run disable
Emergency
63 (2)
stop
Input switch
(2)
64
open
65 Over Temp.
Active filter
(1)
70
fault
Danfoss A/S © 2018.06
Subcode Possible cause
in T.14
The connection between the control
panel (or NCDrive) and the drive is de-
fective.
The data connection between the
fieldbus master and the fieldbus board
is defective.
Defective option board or slot
Temperature exceeded set limit.
Sensor disconnected.
Short circuit.
Identification run has failed.
Actual status of the brake is different
from the control signal.
SystemBus or CAN communication is
broken between Master and Follower.
Cooling liquid circulation on liquid-
cooled drive has failed.
Motor speed is unequal to reference.
Run enable signal is low.
Command for emergency stop re-
ceived from digital input or fieldbus.
Drive input switch is open.
Temperature exceeded set limit.
Sensor disconnected.
Short circuit.
Fault triggered by dig. input (see par-
am. P2.2.7.33).
How to correct the fault
Do a check of the control panel connection
and the control panel cable.
Do a check of the installation and fieldbus
master.
If the installation is correct, ask instructions
from the local distributor.
Do a check of the board and slot.
Ask instructions from the local distributor.
Find the cause of temperature rise.
Run command was removed before comple-
tion of identification run.
The motor is not connected to the AC drive.
There is load on motor shaft.
Do a check of the mechanical brake state and
connections.
Do a check of the option board parameters.
Do a check of the optical fiber cable or CAN
cable.
Do a check of the reason for the failure on
the external system.
Do a check of the encoder connection.
PMS motor has exceeded the pull-out tor-
que.
Do a check of the reason for the Run enable
signal.
New run command is accepted after reset.
Do a check of the main power switch of the
drive.
Find the cause of temperature rise.
Remove fault situation on active filter
Specifications
DPD00910G | 167