NE200/300 Series Drive User Manual
190 Chapter 7 Fault information and solution
Trip
code
Trip Type
Possible causes Solutions
EF1
External
terminal
fault
1. Faults comes from
external control
circuit
1. Check the external input
SP1
Input phase
loss
1. Input RST have
phase loss or
imbalance
1. Check input voltage
SPO
Output
phase loss
1.There is lack of
UVW when output
1. Check U-V-W motor wiring
2.There is a serious
unbalance in output
2. Check the load
EEP
EEPROM
error
1.Function code
parameter writing
error
2. EEPROM
damaged
1. Recover factory defaults
2. Ask for service from
supplier
CCF
Keypad &
control
board
communica
tion
interrupted
1.Connection cable
between keypad and
control panel is
broken
1. Check the connection
cable between keypad and
control panel
bCE
Brake unit
fault
1.The braking line or
braking pipe is
broken
1. Check the brake unit,
change the brake pipe.
2.brake resistor is too
lower
2. Choose the suitable
braking resistor.
PCE
Parameter
copy Error
1. Too long
connection cable
between keypad and
control board leads to
interference in
parameters
transmission.
1. Shorten the cable between
Keypad and control board to
reduce interference.
2. The downloading
parameters do not
match the existed
2. Before downloading, make
sure the parameters match
the drive.
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