- 3 -
Ambient temperature:
－
10
℃
-40
℃
〈
non-freezing
〉
.
Ambient
humidity:
max.
95%
relative
humidity
〈
non-condensing
〉
Ambient environment: indoors,
〈
no corrosive gas, combustible gas,
oil mist and dust. Please keep off sunlight
〉
.
Altitude: lower than 1000m
Vibration: max. 0.5G
Please make sure that the mounted substance can load with AC
motor speed controller’s weight and prevent it from falling, and
make sure that the installation site is safe and reliable. Do not
allow children and unauthorized personnel approaching AC
motor speed controller.
Please make sure that the screws are fixed, fastened and locked
firmly in accordance with user’s instruction of the manual, to
prevent AC motor speed controller from falling.
During installation, prevent screws, wire pieces and other
electricity conductive material from falling in AC motor speed
controller. Otherwise, AC motor speed controller may be
damaged, or a serious accident may take place.
If two and more AC motor speed controller is installed in one
control cabinet, please install them according to the instruction of
the manual. It is required to keep enough space, and add extra
heat sinkers for airflow in the cabinet. That will lower 40
℃
of the
temperature in the cabinet. Overheating may cause AC motor
speed controller broken, fire or other accident.
AC motor speed controller shall be installed by professional
personnel.
