Mitsubishi Electric FR-F820-00077 Instruction Manual page 346

(H) Protective function parameter
Operation of protective functions during emergency drive
● Operation of protective functions during emergency drive is as follows.
Protective
function
E.OC1
E.OC2
E.OC3
E.OV1
E.OV2
E.OV3
E.THT
E.THM
E.FIN
E.IPF
E.UVT
E.ILF
E.OLT
E.SOT
E.LUP
E.LDN
E.BE
E.GF
E.LF
Tab. 5-75:
While the switchover to the commercial power supply operation during emergency drive opera-
tion is enabled, when the same protective function is activated twice consecutively, the retry is
attempted up to twice.
● The fault output during emergency drive operation is as follows.
Signal
ALM
ALM3
Tab. 5-76:
Input signal operation
● During emergency drive operation in the fixed frequency mode or in the PID control mode, input
signals unrelated to the emergency drive become invalid with some exceptions.
● The table below shows functions of the signals that do not become invalid during emergency
drive operation in the fixed frequency mode or in the PID control mode.
Input signal status
Valid
Held
Always-ON
Tab. 5-77:
5 - 174
Operation during Protective
emergency drive function
Retry E.OHT
Retry E.PTC
Retry E.OPT
Retry E.OP1
Retry E.OP2
Retry E.OP3
Retry E.16
Retry E.17
Retry E.18
Disabled E.19
Disabled E.20
Disabled E.PE
Retry E.PUE
Retry E.RET
Disabled E.PE2
Disabled E.CPU
E.CTE
Retry
Retry E.P24
Disabled E.CDO
Operation of protective functions during emergency drive
Pr. 190 to Pr. 196 setting
Positive logic Negative logic
99 199
66 166
Fault output during emergency drive operation
Fixed frequency mode
OH, TRG, TRC, X51, RES, X70, X71
RT, X18, SQ, X84
—
Input signal operation during emergency drive operation
Operation during
emergency drive
Retry
Retry
Disabled
Disabled
Disabled
Disabled
Disabled
Disabled
Disabled
Disabled
Disabled
Output shutoff
Disabled
Output shutoff
Output shutoff
Retry
Disabled
Disabled
Retry
Description
Turns ON at the occurrence of a fault that causes the above-mentioned
"retry" or "output shutoff" during emergency drive operation.
Output when a fault occurs during emergency drive operation.
During emergency drive operation, if a fault that does not activate any
protective function occurs, the signal turns ON for 3 s and then turns
OFF.
PID control mode
OH, TRG, TRC, X51, RES, X70, X71
RT, X18, SQ, X64, X65, X66, X67, X79, X84
X14, X77, X78, X80
Parameters
Protective Operation during
function emergency drive
E.IOH Output shutoff
E.SER Disabled
E.AIE Disabled
E.USB Disabled
E.SAF
Retry
E.PBT
Retry
E.OS Disabled
E.LCI Disabled
E.PCH Disabled
E.PID Disabled
E.1 Retry
E.2 Retry
E.3 Retry
E.5 Retry
E.6
Retry
E.7
Retry
E.13
Retry