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2011-10-27 Comparisioin of LS series AC Drive
Comparisioin of LS series AC Drive
Models
Number
LS600 LSCT650 LSVT650 LS700 LS800
Description
Price Level  Lowest Low  Second Low Higher than
LSCT650
over 8% up
Higher than
LS700
over 10% up
Over load
Over
current
Peak
current
150% / 60Sec
200% / 3Sec
150% / 60Sec
200% / 3Sec
120% / 60Sec
170% / 3Sec
150% / 60Sec
200% / 3Sec
270% / peak
150% / 60Sec
200% / 3Sec
270% / peak
Power
Range
KW/HP
0.4KW(1/2HP)
75KW(100HP)
0.4KW(1/2HP)
400KW(535HP)
0.4KW(1/2HP)
450KW
(600HP) 
0.4KW(1/2HP)
400KW
(535HP) 
0.75KW(1.0HP)
400KW
(535HP) 
Application AC Induction
motor (general
Industry)
Induction motor
(general
Industry, screw
air compressor,
punch) 
Induction motor
(general light
machine i.e.:
Water pump,
fan)
Induction motor
(general
industry,
elevator/lift/
hoist), Heavy
duty
Induction motor
(general
industry,
elevator/lift/
hoist
synchronous
control, tension
control),Heavy
duty
SVPWM
control
mode
Voltage Vector
controller open
loop
Voltage Vector
controller open
loop
Voltage Vector
controller open
loop
Voltage vector
controller Flux
Sensorless
vector control/
open loop
Voltage vector
controller Flux
Sensorless
vector control/
open loop&
Closed loop
Nos. of
Parameter
 Min. 30 Min.150 Min.150   Min.120 Min.200 
Communication
Protocol              
 RS232 RS485,
Modbus
(built-in) 
RS485,
Modbus
(built-in) 
RS485 RS485,
Modbus
Braking
chopper
(1)3phase
0.4kw~7.5kw 
are built-in 
braking
chopper
(2)
11kw~75kw  
Option Brake
unit
1)3 phase 0.4KW~11KW are built-in braking chopper in standard
2)15KW~75KW(380V~460V) / 15KW~55KW (200V~240V) 
   braking chopper inside by reguest(option)
3)90KW~220KW Option brake unit
Step speeds
Built-in
4 Step speeds
present
16 Step speed
present one
PLC program
(Auto timer)
16 Step speed
present one
PLC program
(Auto timer)
16 Step speed
present one
PLC program
(Auto timer)
16 Step speed
present one
PLC program
(Auto timer)
PID
Built-in
Not 1.Stander PID
2.Special PID
   Funtion For
   pump 
1.Stander PID
2.Special PID
   Funtion For
   pump 
1.Stander PID
2.PI gain
  adjustment 
1.Stander PID
   2sets
2.PI gain
   adjustment
Auto saving
energy
function
Not Not Not  Not  Built-in 
Auto-
turning
Built-in
Not Not Not Built-in Built-in
Display
Function
 5 15  15  16 38 
Protection mode Hardware Hardware &
Software 
Hardware &
Software 
Hardware &
Software 
Hardware &
Software  

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