Safety information and use notice points
1
1 Safety information and use notice points
To make ensure personal & equipment safety, this chapter must be read carefully before the
inverter come into use.
1.1 Safety precautions
There are three kinds of safety warnings in this manual as below:
Symbol Symbol
description
It may cause human death, serious injury or heavy property loss with wrong operation
It may result body or device damage with wrong and timeless
precautions under operation.
Should pay extra cautions when inverter in use under this
symbol.
!
!
Note
!
Forbid to cut off the power source directly when inverter under running, acceleration or
deceleration status. Power source could cut off when inverter completely in halt and
standby status. Otherwise user should be responsible for inverter and device damage and
human injury.
!
(1) Forbid to connect AC power source to output terminal U, V, W, otherwise it could
cause inverter completely damage.
(2) Not allow for short circuit between(-)and(+),Otherwise it could cause inverter
damage and power source short circuit.
(3) Forbid to install inverter on flammable objects, otherwise it may cause fire.
(4) Do not install inverter in a environment with explosive gas, it may cause
explosion.
(5) Bare connection terminal should be insulation treatment after main loop
connection, otherwise it may cause electric shock.
(6) Do not operate inverter with wet hands when inverter power on, otherwise it may
cause electric shock.
(7) Inverter earth terminal should be well grounding connection.
(8) Do not open the front cover for wiring when inverter power on. Inverter wiring
and check must handle after 10 minutes of inverter power off.
(9) Wiring connection should handle by qualified person and not allow to slip any
conductive objects inside inverter, otherwise it may cause a electric shock or inverter
damage.
(10) When inverter stocked for more than 6 months, using voltage regulator to boost
voltage up and keep inverter in standy status for 1 hour, otherwise it may cause
electric shock and explosion.
ENC
