Mitsubishi Electric FR-A700 EC, Инструкция по эксплуатации

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List of alarm display Troubleshooting
7 - 2
7.1 List of alarm display
Operation Panel Indication Name
Refer to
Page
Error message
HOLD Operation panel lock 7-5
to Er1 to Er4 Parameter write error 7-5
to rE1 to rE4 Copy operation error 7-6
Err. Error 7-7
Warnings
OL Stall Prevention (over current) 7-8
oL Stall prevention (over voltage) 7-8
RB Regenerative brake prealarm 7-9
TH Electronic thermal relay function prealarm 7-9
PS PU Stop 7-9
MT Maintenance signal output 7-9
CP Parameter copy 7-10
SL Speed limit indication (Output during speed limit) 7-10
Minor fault FN Fan fault 7-10
Major failures
E.OC1 Over current shut-off during acceleration 7-11
E.OC2 Over current cut-off during constant speed 7-11
E.OC3 Over current shutoff during deceleration or stop 7-12
E.OV1
Regenerative over voltage cut-off during
acceleration
7-12
E.OV2
Regenerative over voltage cut-off during constant
speed
7-12
E.OV3
Regenerative over voltage shut-off during
deceleration or stop
7-12
E.THT
Inverter overload shutoff
(electronic thermal relay function)
7-13
E.THM
Motor overload shutoff
(electronic thermal relay function)
7-13
E.FIN Fin overheat 7-13
E.IPF Instantaneous power failure protection 7-14
E.BE
Brake transistor alarm detection/internal circuit
error
7-14
E.UVT Under voltage protection 7-14
Tab. 7-1: List of alarm display (1)