5-4
NOTE 3: Be sure that the specified grounding is carried out. Be sure to separate the unit’s
grounding pole from those of other heavy electric machinery, and avoid using
common grounding poles.
If multiple inverters are used, make sure that the grounding connections do not
create a loop.
Improper grounding Proper grounding
Grounding bolt
(at the site)
Inverter
Inverter
Inverter
Inverter
Inverter
Inverter
CAUTION
External or remote over load protection required, if multiple motors to be connected.
For models J300-450LFU and -550LFU only , connect to branch circuit protected at
maximum 300% of output current rating.
Suitable for use on a circuit capable of delivering not more than 10,000 rms
symmetrical amperes,*** volts maximum,
(where *** = input voltage)
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