Pentair VFD-4000 - Alarm Logs; Accessing and Viewing Alarms; Common Alarm Codes; Specific Alarm Codes Explained

20 I VFD-4000
IVFD-4000 I 21
VFD-4000
VFD-4000
Alarm logs
Alarm logs
Alarm Logs
Alarm interface description
• Press / simultaneously can check alarm logs.
• Records 32 alarm logs.
The cumulative number of record alarm types
and alarm generation pressure.
: See cumulative record
: Return to main screen
Alarm Logs
Display Content Default
Fuse Open Trip
Return the product back to your
local distributor.
Over Heat Trip Check the fan condition of the inverter.
Over Current (Arm Short)
Check if the motor power corresponds
with the motor output power.
Or Increase the accel. time.
External Trip
Return the product back to your
local distributor.
•
•
Operatio n Time (hour)
Power on T ime (hour)
/
/
MODE ENT
Overvoltage Trip
Check input voltage.
Check if the required breaker is within
Overcurrent Trip
Check if the motor power corresponds
with the motor output power.
Or Increase the accel. time.
NTC Trip
Return the product back to your local
distributor.
Input Phase Trip
Check the input wiring. Check the
magnetic contactor on the input side.
Output Phase Trip
Check the output wiring. Check the
magnetic contactor on the output side.
Ground Fault Trip
Check the output wiring. Reduced the
load or operation frequency.
V.F.D Overload Trip
Check if the inverter corresponds with
the motor capacity indicated on the
motor nameplate.
Overload Trip Check if the motor is overloaded.
Safety
Displayed when at least one of the two
safety input signal is off.
Low Voltage Check the input power.
65 E-Thermal Trip
66 Underload Trip
67 Option Card Fail
68 Motor Fail Trip
69 External Brake Trip
70 IO board fail
71 Pre PID Fail
72 Parameter Write error
74 FAN Trip
75 PTC (Thermal Sensor) Trip
77 MC Fail Trip
Return the product to the local
distributor.