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Instructions Manual
10-3.Overheat alarm (O.H.A)LED
Overheating may cause fire.
Stop operation upon output of this signal.
● In case of internal temperature of the driver reaches approx. 65℃ or more,
O.H.A LED comes on. At this time the motor output current is not blocked.
● When this LED comes on, stop operation and check if there is any
abnormality occurring with the motor and the driver.
● Provide mechanical cooling, for example, if this LED comes on while
no abnormality is detected.
● Continuous operation is possible unless this LED comes on.
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