Chapter 3 Keypad and Startup |DD Series
3-1
Chapter 3 Keypad and Start-up
3-1 Operation Method
3-2 Keypad Descriptions
; Make sure that the wiring is correct. In particular, check that the output terminals
U/T1, V/T2, W/T3 are NOT connected to power and that the drive is well grounded.
; Verify that no other equipment is connected to the AC motor
; Do NOT operate the AC motor drive with humid hands.
; Verify that there are no short-circuits between terminals and from terminals to
ground or mains power.
; Check if all connections are proper, there should be no loose terminals, connectors
or screws.
; Make sure that the front cover is well installed before applying power.
; When AC motor drive and motor are not function properly, stops operation
immediately and follow malfunction diagnosis to verify the reason of fault. Do not
touch U/T1, V/T2, W/T3 before the main power L1, L2 are turned off or electric
shock may occur.
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