A-01 - Industrial Maintenance Parts

Part List

Terminals of power board and control board
1. Abnormal input voltage
3. Lower torque,Increase
2. No load
related devices
1. Deacceleration time is
MO Output open terminal,GND as common terminal,external supply:0- 24V,current:0-50mA
2. Too heavy overload
1. Inspect the power
inlet flow
too short. 2. Abnormal input voltage
time
E-16 Motor overload
Slave drive 3 U0-10=2,U0-13=2,U3-01=3
1. Pressure below
time
2. Supply electricity
1. Increase inlet
connection
24V 24V output voltage supply
External devices
11 / 21
Inspect the power and
1. Inspect power voltage
Terminal instruction
TA1,TB1,TC1
E-22 Input phase loss
13 / 21
Deceleration time is too short Increase deceleration time
Slave drive 4 U0-10=2,U0-13=2,U3-01=4
Abrupt load change Reduce the fluctuation of
modified as a
2. Lower torque
flow. 2. Modify U1-00
frequency
4. Grid voltage is too low
voltage to adjust V/F
15bar.
2. The drive’s input wire
2.Too short acceleration time
short. 2. Torque boost is too high
Slave drive 3 U0-10=2,U0-13=2,U3-01=3
E-02 Over current in speed
Standby Master drive 2 U0-10=2,U0-13=2,U3-01=2,U3-03=4
1. The output end of drive
1. Increase acceleration
1. Breakdown of circuit or
E-05 Software over current The same as E-01,E-02,E-03 The same as E-01,E-02,E- 03
detecting device. 2. Auxiliary power problems
has aging problems. E-08 Over voltage in speed
time
time
Ask manufacturer for help
related devices
2. Inspect load
value to a
3. Use new brake resistor
Master drive 1 U3-03=4
Internal communication
E-10 Over voltage in running
Fault Code Fault Type Possible Reasons Solutions
DI1,DI2,D3 Digital input
acceleration
big power drive
2. Use new brake resistor
E-06
fault,Signal from input
end
protection value
2. The environment
fault,Signal from input
1. Wiring inspection
1. Modify U1-06
deceleration
too high. water
time
1. low inlet flow. 2. The power of drive is
1. Eliminate the air
3. Fan failed
Common Alarm Codes And Solutions
1. Incoming water
E-09 Over voltage in speed
2. Input voltage is too low
3.Protection value is too
For 0.75-3KW
E-25 Running time reaches set
time
Note: The display on standby and slave drives are running frequency (default setting)
3.Increase overload
transducer . A-03 Low water pressure protection
1. Input voltage phase loss
2. Inspect if the motor
E-14 underload
normal running
2. Sensor is broken
E-01 Output Short circuit
1. Virtual connection of
GND Reference zero potential for 5V,10V,24V
Terminal Name Description
boost,Increase voltage
2. Decrease carrier
4.Lower torque,Increase
applicable
RS485+，RS485- For external monitoring or communication
Five pump system:
passage
bigger number. 2. Replace the
too high
12 / 21
T/A,T/B,T/C For 0.75-2.2kw,TA/TB constant open, T/B.T/C constant closed
help
pump or reduce
1. Output short circuit or
seperately
10V Output voltage supply, current:0-100mA
bigger than that of
E-23 Output phase loss
1. Acceleration time is too
1. Inspect the wiring
status. 2. Pressure below
2. Returned energy load
Contact capacity: AC250V/3A,DC30V/1A
to adjust V/F curve. E-03 Over current in speed
drive’s output wire
For more than 4KW (including 4kw)
number. A-02 High water pressure protection
Seek for service
readout exceeds
problems
small number. A-04 Low current protection
end
small number. Fault Information And Trouble Shooting
incoming water
4.Torch increases too high or
1. Abnormal input voltage
failed
E-04 Over current in running
off
E-18 Undervoltage in running
2. Inspect the power
Hardware problems Ask manufacturer for help
voltage
1. Clean up the air
2. Check grid phase loss
Inspect the signal and its
E-15 Drive overload
2. Frequently switch on and
devices fault
3. Torch increases too high
2. U1-00 value is
1. Too big load
in the pump. 2. Adjust the
1.Reduce load or use big
E-21 Drive overheating
drive and motor
Inspect wiring
1. Increase deceleration
E-19 Open terminal external
Control Board Terminal Diagram
pump. 3. U1-04 Value is set
0.5bar under the
and output wire is
3. Change fan
External devices
Inspect the signal and its
voltage to adjust V/F curve. E-17 Current detection fault
malfunction,the
rotates reversely. 3. Water consumption
consumption. 5. Change the U1- 08 value to a
1. Reduce load or use
curve. 4. Inspect grid voltage
1. Check input wires
1. Actual pressure
2. Too short acceleration
power drive
bigger size
4. U1-08 value is set
too big.
2. Ask manufacturer for
pump, Water pressure
1. Increase
Running time reaches set
grid
E-24 Storage faults Hardware fault Contact manufacturer
deceleration
work with COM
small
applicable
E-07 Grounding faults
Poor connection between
V Analog input ,input : 0~10V, input resistance: 6.8KΩ
Slave drive 5 U0-10=2,U0-13=2,U3-01=5
2. Transducer
load
TA1/TC1 open, TA1/TB1 closed
bigger than that of
value to a small
or V/F curve not
below 0.5bar. 3. U1-01 value is set
direction. 3. Increase the
or motor is connected to
Relay output : TA/TC open, TA/TB closed
time
exceeds 15bar
temperature is too high
2.Increase acceleration
devices fault
1. Air passage blocked
shortage. 2. The power of drive is
4. Replace with
Drive type Parameters setting
2. Big load starts in power
Alarm code Alarm Description Possible reasons Solutions
connected to ground
14 / 21
ground
E-26 Pressure sensor fault
acceleration
modified as 2. 3. U1-04 value is
is bigger than outlet
A-01 Water shortage protection
Slave drive 4 U0-10=2,U0-13=2,U3-01=4
1. Inspect wiring
1. No sensor is connected
TA,TB,TC
rotation
1. Too high input voltage
value to be 2. 3. Modify U1-01
C,C1 Analog input, current: 4~20mA, input resistance: 500KΩ
or V/F curve is not
E-20 Close terminal external
V/F curve not applicable
0.5bar ,the pump
2. Increase acceleration
1.Too big load
connected together
flow.
voltage
A01 Output alalog,work with GND to be 0-10v
S+, S- Pump communication

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