Shanghai STEP Electric Co., Ltd.
VI
● debugging and maintenance
◎ Always turn OFF the powewr supply and check the voltage
discharge before maintaining.
Otherwise, the Inverter may be damaged, and an electric
shock or explosion can occur.
◎ Changing components must be performed by an authorized
person qualified in electrical work. Take special care so that
screw, metal gasket, metal stick will not fall into the Inverter.
Otherwise, the Inverter may be damaged, and fire or an
electric shock can occur.
◎ Do not rebuild the inverter without permission
Otherwise, the injury of people and the damage to Inverter
can result
◎ Always modify the parameters when inverter is changed
Otherwise, it may results an elevater door failure
Always turn OFF the input powewr supply before removing
or plugging plugs.
Otherwise, the Inverter may be damaged, and an electric
shock or explosion can occur.
◎ Don’t touch the components of the control board directly
when maintaining
Otherwise, the control board may be damaged
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General