Mitsubishi Electronics FR-A500 ユーザーズマニュアル

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Protective/alarm functions

Overcurrent shut-off (during acceleration, deceleration, constant speed), regenerative 
overvoltage shut-off, undervoltage, instantaneous power failure, overload shut-off (electronic 
overcurrent protection), brake transistor alarm (Note 2), earth (ground) fault current, output 
short circuit, main circuit device overheat, stall prevention, overload alarm, brake resistor 
overheat protection, heatsink overheat, fan fault, option fault, parameter error, PU 
disconnection, retry count excess, output phase failure protection, CPU error, 24VDC power 
output short circuit, operation panel power short circuit

Enviro

nment

Ambient temperature

Constant torque: -10

°

C to +50

°

C (non-freezing)

(-10

°

C to +40

°

C for totally enclosed structure specification attachment FR-A5CV)

Variable torque: -10

°

C to +40

°

C (non-freezing)

(-10

°

C to +30

°

C for totally enclosed structure specification attachment FR-A5CV)

Ambient humidity

90%RH or less (non-condensing)

Storage temperature (Note 3)

-20

°

C to +65

°

C

Ambience

Indoors. (No corrosive and flammable gases, oil mist, dust and dirt.)

Altitude, vibration

Maximum 1000m above sea level

5.9 m/s

2

 or less (compliant with JIS C 0040)

Note: 1. Jog operation may also be performed from the operation panel or parameter unit.

2. Not provided for the FR-A520-11K to 55K and FR-A540-11K to 55K which do not have a built-in

brake circuit.

3. Temperature applicable for a short period in transit, etc.