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Type and specification of the inverter
7
2.8 Product Technic Index And Spec.
Item
Item description
Input
Rating volt. frequency
3 phase 380V, 50Hz/60Hz;
Single phase 220V, 50Hz/60Hz
Allowed work volt. range
3 phase voltage: 320V~460V;
Single phase voltage: 200V~260V
Output
Voltage
400V grade: 0~380V; 200V grade: 0~220V
Frequency 0Hz
~
400Hz
Over loading capacity
150% of rating current for1 minute
,
200% of rating current for 0.5 second
;
Control
perform
ance
Control mode
Optimum space voltage vector SVPWM constant volt. Frequency ratio V/F
control
Speed regulation range 1:100
Start-up torque
100% of rating torque at low frequency
Running speed stable state
precision
≤
±0.5% of rating synchronous speed
Frequency precision
Analog setting: max. frequency×±0.5%
Frequency
resolution
Analog setting 0.1% of max. frequency
Digital setting 0.01Hz
Torque boost
Automatic torque boost
,
manual torque boost 0.1%~20.0%
V/F curve (volt. Frequency
characteristic)
Set rating frequency randomly at range of 5~400Hz
,
can choose constant
torque, degressive torque 1, degressive torque 2, degressive torque 3 in total
4 kinds of curve
Accelerating decelerating
curve
2 modes: straight line accelerating decelerating and S curve accelerating
decelerating; 7 kinds of accelerating decelerating time (unit minute/second
can be optioned), max. time 6000 minutes.
Brake
Power consumption
brake
exterior brake resistance
DC brake
Optional start-up and stop
,
action frequency 0~15Hz
,
action volt. 0~15%
,
action time 0~20.0 s
Jog
Jog frequency range: 0.50Hz~50.00Hz; jog accelerating decelerating time
0.1~60.0s can be set
Multisection speed running Realized by interior PLC or control terminal
Interior PID controller Be convenient to make closed-loop system
Automatic energy save
running
Optimize V/F curve automatically based on the load to realize power save
running
Automatic volt. regulation
(AVR)
Can keep constant output volt. When power source voltage varies.
Automatic current limiting
Limit running current automatically to avoid frequent over-current which
will cause trip
Runnin
g
function
Running order specified
channel
Key pad specified, control terminal specified, serial port specified
Running frequency
specified channel
Digital provision, analog provision, impulse provision, serial port provision,
combined provision
,
can be switched at any time by kinds of method
ENC