Reset Method For The Protective Functions - Mitsubishi Electric FR-A820-00046 (0.4K) Instruction Manual

6.2

Reset method for the protective functions

Reset the inverter by performing any of the following operations. Note that the accumulated heat value of the electronic thermal
relay function and the number of retries are cleared (erased) by resetting the inverter.
The inverter recovers about 1 second after the reset is released.
• On the operation panel, press
751 of the Instruction Manual for faults.))
• Switch the power OFF once, then switch it ON again.
ON
OFF
• Turn ON the Reset (RES) signal for 0.1 s or more. (If the RES signal is kept ON, "Err" appears (blinks) to indicate that the
inverter is in a reset status.)
Inverter
RES
SD
NOTE
• OFF status of the start signal must be confirmed before resetting the inverter fault. Resetting an inverter fault with the start
signal ON restarts the motor suddenly.
to reset the inverter. (This may only be performed when a fault occurs. (Refer to
6. PROTECTIVE FUNCTIONS
6.2 Reset method for the protective functions
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