Mitsubishi FR-A800

Common specifications
696
SPECIFICATIONS
Protective/
warning function
Protective
function
Overcurrent trip during acceleration, Overcurrent trip during constant speed, Overcurrent trip during deceleration or stop,
Regenerative overvoltage trip during acceleration, Regenerative overvoltage trip during constant speed, Regenerative
overvoltage trip during deceleration or stop, Inverter overload trip, Motor overload trip, Heatsink overheat, Instantaneous
power failure
, Undervoltage, Input phase loss, Stall prevention stop, Loss of synchronism detection, Brake
transistor alarm detection
, Output side earth (ground) fault overcurrent, Output short circuit, Output phase loss, External
thermal relay operation
, PTC thermistor operation, Option fault, Communication option fault, Parameter storage
device fault, PU disconnection, Retry count excess
, Parameter storage device fault, CPU fault, Operation panel power
supply short circuit/RS-485 terminals power supply short circuit, 24 VDC power fault, Abnormal output current detection
,
Inrush current limit circuit fault
, Communication fault (inverter), Analog input fault, USB communication fault, Safety
circuit fault, Overspeed occurrence
, Speed deviation excess detection, Signal loss detection, Excessive position
fault
, Brake sequence fault, Encoder phase fault, 4 mA input fault, Pre-charge fault, PID signal fault, Option
fault, Opposite rotation deceleration fault
, Internal circuit fault, Abnormal internal temperature
Warning
function
Fan alarm, Stall prevention (overcurrent), Stall prevention (overvoltage), Regenerative brake pre-alarm, Electronic
thermal relay function pre-alarm, PU stop, Speed limit indication
, Parameter copy, Safety stop, Maintenance signal
output
, USB host error, Home position return setting error, Home position return uncompleted, Home position return
parameter setting error
, Operation panel lock, Password locked, Parameter write error, Copy operation error, 24 V
external power supply operation, Internal fan alarm

Environment
Surrounding air
temperature
-10°C to +50°C (non-freezing) (LD, ND, HD ratings)
-10°C to +40°C (non-freezing) (SLD rating, IP55 compatible models)
Surrounding air humidity
95% RH or less (non-condensing) (With circuit board coating (conforming to IEC60721-3-3 3C2/3S2), IP55 compatible
models)
90% RH or less (non-condensing) (Without circuit board coating)
Storage temperature
-20°C to +65°C
Atmosphere
Indoors (without corrosive gas, flammable gas, oil mist, dust and dirt, etc.)
Altitude/vibration
Maximum 1000 m above sea level, 5.9 m/s
2
or less at 10 to 55 Hz (directions of X, Y, Z axes)
 Available only when the option (FR-A8AP) is mounted.
 For PM sensorless vector control, refer to page 710.
 In the initial setting for the FR-A820-00340(5.5K) or higher and the FR-A840-00170(5.5K) or higher, the starting torque is limited to 150% by
the torque limit level.
 Available only for the standard model and the IP55 compatible model.
 This protective function is not available in the initial status.
 Available only for the standard model.
 Available only for the IP55 compatible model.
 Temperature applicable for a short time, e.g. in transit.
 For the installation at an altitude above 1,000 m up to 2,500 m, derate the rated current 3% per 500 m.
 2.9 m/s
2
or less for the FR-A840-04320(160K) or higher.