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5. PARAMETERS
5.7 (H) Protective function parameter
3
4
5
5
5
6
7
8
9
10
5.7 (H) Protective function parameter
Purpose Parameter to set Refer to
page
To protect the motor from overheating Electronic thermal O/L relay P.H000, P.H006,
P.H010, P.H016,
P.H020, P.H021
Pr.9, Pr.51, Pr.561,
Pr.607, Pr.608,
Pr.1016
230
To set the overheat protection
characteristics for the motor
Free thermal O/L relay
setting
P.H001 to P.H005,
P.H011 to P.H015
Pr.600 to Pr.604,
Pr.692 to Pr.696
236
To extend the life of the cooling fan Cooling fan operation
selection
P.H100 Pr.244 237
To detect ground fault at start Ground fault at start enable/
disable
P.H101 Pr.249 238
To initiate an inverter protective function Fault initiation P.H103 Pr.997 240
To select the reset operation and fault
indication for an output short-circuit
Output short-circuit
detection
P.H194 Pr.521 240
To disable the I/O phase loss protective
function
I/O phase loss protection
selection
P.H200, P.H201 Pr.251, Pr.872 241
To restart using the retry function when
the protective function is activated
Retry operation P.H300 to P.H303 Pr.65, Pr.67 to Pr.69 242
To operate without activating protective
functions in case of emergency
Emergency drive P.H320 to P.H324,
P.A001, P.A004,
P.A702
Pr.57, Pr.136,
Pr.139, Pr.514,
Pr.515, Pr.523,
Pr.524, Pr.1013
245
To check faulty area in the internal
storage device
Internal storage device
status indication
P.H325 Pr.890 253
To set the upper and lower limits of the
output frequency
Maximum/minimum
frequency
P.H400 to P.H402 Pr.1, Pr.2, Pr.18 253
To operate by avoiding resonance points Frequency jump P.H420 to P.H425,
P.H429
Pr.31 to Pr.36,
Pr.552
255
To limit the output current so that the
inverter protective function does not
activate
Stall prevention P.H500, P.H501,
P.H600, P.H601,
P.H610, P.H611,
P.H620, P.H621,
P.H631, P.M430,
P.T010, P.T040
Pr.22, Pr.23, Pr.48,
Pr.49, Pr.66, Pr.148,
Pr.149, Pr.154,
Pr.156, Pr.157,
Pr.858, Pr.868
257
To monitor for load faults Load characteristics fault
detection
P.H520 to P.H527,
P.H531 to P.H535
Pr.1480 to Pr.1492 265
To set the motor acceleration/
deceleration time
Emergency stop function P.H710, P.F040 Pr.815, Pr.1103 190
To shut off the output during
acceleration
Overspeed detection level P.H800 Pr.374 270
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