Table of Contents
Advertisement
AC90 TENSION CONTROL FREQUENCY INVERTER MANUAL
E.oH1
E.oH2
E.Fb1
E.Fb2
E.TE1
E.TE2
inverter output phases or
earth.
Module is damaged.
●
Electromagnetic disturb.
●
Temperature is too high.
●
Air channel is blocked.
●
Fan connection parts is
●
Inverter
loose.
over-heat
Fan is damaged.
●
Temperature detection
●
circuit fault
Temperature is too high.
●
Air channel is blocked.
●
Fan connection parts is
●
Rectifier
loose.
over-heat
Fan is damaged.
●
Temperature detection
●
circuit fault
PID feedback breaks.
●
PID feedback
PID feedback channels
●
over upper
parameter is set wrongly.
limit
Analog feedback channel
●
is abnormal.
PID feedback breaks.
●
PID feedback channels
PID feedback
●
parameter is set wrongly.
over lower
Analog feedback channel
limit
●
is abnormal.
Detection overtime
●
Start static detection while
●
motor is running.
Motorstatic
Capacitance difference is
●
detection fault
too big between motor
and inverter.
Motor parameter setting
●
mistake.
Detect while motor is
●
running.
Detect with load.
●
Detection overtime
●
Moror rotation
Capacitance difference is
●
detection fault
too big between motor
and inverter.
Motor parameter setting
●
mistake.
BASIC OPERATION AND TRIAL RUN
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
52
and restart afrer fault
eliminating.
Seek support from factory.
Check system wiring, earth,
shield and deal as required.
Make the environment meet the
requirement.
Clear the air channel.
Check and reconnect the wire
Change the same new fan.
Seek support from factory.
Make the environment meeting
the requirement.
Clear the air channel.
Check and reconnect the wire.
Change the same new fan.
Seek support from factory.
Check PID feedback wire.
Check the PID feedback
channel parameter setting.
Seek support from factory.
Check PID feedback signal
wire.
Check the PID feedback
channel parameter setting.
Seek support from factory.
Check motor connection wire.
Detect after motor stopping
totally.
Change inverter model.
Reset parameter according to
nameplate.
Detect after motor stop totally.
Re-detect without load.
Check motor connection wire.
Change inverter model.
Reset parameter according to
nameplate.
Advertisement
Table of Contents
