Spesifications
Application of Inverter Mitsubishi FR-A820
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ND: Fans, Pumps, HVAC
HD: Crane, hoist, conveyor, compressor, punching press, winder, tool machine,… |
Power supply
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3P,200 to 240Vac,50/60 Hz
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Rated capacity
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90kw (ND)
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Rated current
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475A (SLD)
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Output frequency range
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0.2 to 590 Hz
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Starting Torque
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SLD Rating:120% 0.3 Hz, LD Rating:150% 0.3 Hz, ND Rating:200% 0.3 Hz, HD Rating:250% 0.3 Hz
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Overload current rating
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SLD: 110% 60s, 120% 3s; LD: 120% 60s, 150% 3s; ND: 150% 60s, 200% 3s; HD: 200% 60s, 250% 3s
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Control Method
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Soft-PWM control, high carrier frequency PWM control (selectable among V/F control, Advanced magnetic flux vector control, Real sensorless vector control, Optimum excitation control), vector control, and PM sensorless vector control
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Braking unit
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Input
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Low-speed operation command, Middle-speed operation command, High-speed operation command,
Second function selection, Terminal 4 input selection, Jog operation selection, Electronic bypass function, Output stop, Start self-holding selection, Forward rotation command, Reverse rotation command, Inverter reset |
Ouput
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Inverter running, Up to frequency, Instantaneous power failure/undervoltage, Overload warning,
Output frequency detection, Fault codes of the inverter can be output (4 bits) from the open collector. |
Protection Function
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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 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
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Main Control Functions
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Maximum and minimum frequency settings, multi-speed operation, acceleration/deceleration pattern, thermal protection,DC injection brake, starting frequency, JOG operation, output stop (MRS), stall prevention, regeneration avoidance, increased magnetic excitation deceleration,rotation display, automatic restart after instantaneous power failure, electronic bypass sequence, remote setting, automatic acceleration/deceleration, intelligent mode, retry function, carrier frequency selection, fast-response current limit, forward/reverse rotation prevention, operation mode selection, slip compensation, droop control, load torque high-speed frequency control, speed smoothing control, traverse, auto tuning, applied motor selection, gain tuning, RS-485 communication, PID control, PID pre-charge function, easy dancer control, cooling fan operation selection, stop selection (deceleration stop/coasting),speed control, torque control, position control, pre-excitation, torque limit, test run, 24 V power supply input for control circuit, safety stop function, swinging suppression control
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Communication
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PU connector,RS-485, USB,CC-Link, DeviceNet, PROFIBUS-DP
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Peripheral Devices and Options
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Vector control, Orientation/encoder, 16-bit digital input, Digital output Extension analog output, Relay output, Liquid crystal display operation panel, Parameter unit with battery pack, Parameter unit connection cable, Cable for encoder Mitsubishi vector control dedicated motor, AC reactor, DC reactor, Line noise filter, High-duty brake resistor
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Degree of protection
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Open type (IP00)
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