Common Specifications - Mitsubishi Electric FR-E520 Instruction Manual

7.1.2

Common specifications

Control system
Output frequency range
Frequency
setting
resolution
Frequency
accuracy
Voltage/frequency characteristic
Starting torque
Torque boost
Acceleration/deceleration time
setting
Braking torque
Current stall prevention
operation level
Voltage stall prevention
operation level
High-response current limit level Operation level is fixed, presence or absence can be selected.
Frequency
setting
signal
Start signal
Alarm reset
Multi-speed selection
Second function selection
Output stop
Current input selection
External thermal relay input
PU operation-external
operation switching
V/F-general-purpose
magnetic flux switching
Soft-PWM control/high carrier frequency PWM control can be
selected. V/F control or general-purpose magnetic flux vector control
can be selected.
0.2 to 400Hz (starting frequency variable between 0 and 60Hz)
Across terminals 2-5: 1/500 of maximum set frequency (5VDC input),
1/1000 (10VDC, 4-20mADC input), 1/256 (when operation panel
Analog input
potentiometer is used)
Frequency setting potentiometer: 1/256 of maximum set frequency
0.01Hz (less than 100Hz), 0.1Hz (100Hz or more) when digital setting
Digital input
is made using the operation panel
Analog input Within ±0.5% of maximum output frequency (25°C ±10°C)
Within 0.01% of set output frequency when setting is made from
Digital input
operation panel.
Base frequency set as required between 0 and 400Hz. Constant
torque or variable torque pattern can be selected.
150% or more (at 1Hz), 200% or more (at 3Hz) when general-purpose
magnetic flux vector control or slip compensation is selected
Manual torque boost, 0 to 30% may be set.
0.01, 0.1 to 3600 s (acceleration and deceleration can be set individually),
linear or S-pattern acceleration/deceleration mode can be selected.
Regenerative 0.1K, 0.2K ... 150%, 0.4K, 0.75K ... 100%,
(Note 3) 1.5K ... 50%, 2.2K, 3.7K, 5.5K, 7.5K ... 20%
DC injection Operation frequency (0 to 120Hz), operation time (0 to 10 s),
brake operation voltage (0 to 30%) variable
Operation current level can be set (0 to 200% variable), presence or
absence can be selected.
Operation level is fixed, presence or absence can be selected.
0 to 5VDC, 0 to 10VDC, 4 to 20mADC, built-in frequency setting
Analog input
potentiometer.
Digital input Entered from operation panel.
Forward rotation and reverse rotation, start signal self-holding input
(3-wire input) selectable.
Used to reset alarm output provided when protective function is
activated.
Up to 15 speeds can be selected. (Each speed can be
set between 0 and 400Hz, running speed can be
changed during operation from the operation panel.)
Used to select second functions (acceleration time,
deceleration
electronic overcurrent protection).
Instantaneous shut-off of inverter output (frequency,
voltage).
Used to select input of frequency setting signal 4 to
20mADC (terminal 4).
Thermal relay contact input for use when the inverter is
stopped by the external thermal relay.
Used to switch between PU operation and external
operation from outside the inverter.
Used to switch between V/F control and general-purpose
magnetic flux vector control from outside the inverter.
time, torque boost,
218
SPECIFICATIONS
base frequency,
Use
Pr. 180 to
Pr. 183 for
selection.