Mitsubishi Electric FR-F820-00046, Instruction Manual

Page: 321 / 940

Parameters (H) Protective function parameter
FR-F800 5 - 149
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
5-150
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
5-159
To extend the life of the cooling fan
Cooling fan operation
selection
P.H100 Pr. 244 5-160
To detect ground fault at start
Ground fault at start
enable/disable
P.H101 Pr. 249 5-161
To vary the operating level of the
undervoltage protective function
Undervoltage level P.H102 Pr. 598 5-161
To initiate an inverter protective
function
Fault initiation P.H103 Pr. 997 5-162
To disable the I/O phase loss
protective function I/O phase loss protection
selection
P.H200, P.H201 Pr. 251, Pr. 872 5-163
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
5-164
To operate without activating
protective functions in case of
emergency
Emergency drive P.H320 to P.H324
Pr. 514, Pr. 515,
Pr. 23, Pr. 524,
Pr. 1013
5-167
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 5-176
To operate by avoiding resonance
points
Frequency jump
P.H420 to P.H425,
P.H429 Pr. 31 to Pr. 36,
Pr. 552
5-178
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
5-180
To monitor for load faults
Load characteristics fault
detection P.H520 to P.H527,
P.H531 to P.H535
Pr.1480 to Pr.1492 5-189
To shut off the output during
acceleration
Overspeed detection level P.H800 Pr. 374 5-194