Best E5 Series User Manual page 9

E5 User Manual

Please connect inverter to an independent power supply, definitely NEVER share a
power supply with machines like electric welder, otherwise it may cause inverter to trip for
protection or even damaged.
Before power on

The power supply voltage adopted must comply with the rated input voltage of the
inverter.

PE symbol means ground terminal. Please make sure to ground the motor and inverter
correctly to ensure safety.

When there is contactors installed between power supply and inverter, please Do Not use
contactor to control the running and stopping of inverter, otherwise it will reduce inverter's
service life.

Main loop must be wired correctly. R.S.T(L.N) is power supply input terminal, NEVER
connect this terminal with U.V.W, otherwise it will cause inverter damage when power is
on.
During power on

When power is on, NEVER insert or pull the contactors on the inverter, in case that the
surge caused from the inserting or pulling enters into the control mother board and
results in inverter damage.
During Running

When inverter is running, it is prohibited to add or disconnect the motor group, otherwise
it will cause the inverter to over-current trip, or even burn down the main loop of inverter.

DO NOT take off the front cover when power is on, in case it result in human injury or
death.

When fault restart function is turned on, the motor will restart automatically after stop.
Please DO NOT approach the machine to avoid accidents.

Stop switch function is not valid if it is not set before, which is not the same with
emergency stop switch. Please use it carefully.
ATTENTION
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Chapter 1 Summarize