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close loop vector control variable speed AC motor drive for lift elevator escalator
close loop vector control variable speed AC motor drive for lift elevator escalator
Supplier Info
[China Supplier]
Contact Person : Mr. Fan Richard
Tel : 86-755-86392601
Fax : 86-755-86392603
Product Detail
1.Multi S-curve Accel/Dccel programmable 2.Speed searching restart programmable 3.Mechanical Brake Control

                                                                           Technical Features of GK800 series

Power inputRated input voltage3-phase AC208V/AC220V/AC230V/AC240V/AC380V/AC400V/AC415V/AC440V/AC460V/AC480V
1-phase
AC208V/AC220V/AC230V/AC240V
Rated input currentSee Section 2.3 in user manual
Frequency50Hz/60Hz, acceptable fluctuation range +/-5%
Allowed voltage rangeContinuous voltage fluctuation +/-10%, short fluctuation -15%~+10%, i.e. 323V~528V;
Voltage out-of-balance rate <3%, distortion rate as per the requirements of IEC61800-2
Power outputStandard applicable motor (kW)See Section 2.3 in user manual
Rated current (A)See Section 2.3 in user manual
Output voltage (V)3-phase: 0~ rated input voltage, error < +/-3%
Output frequency (Hz)0.00~ 600.00Hz; unit: 0.01Hz
Overload capacity150% - 1min; 180% - 10s; 200% - 0.5s once per 10 minutes
Operational control characteristicsControl mode V/f control
Sensor-less vector control without PG 1
Sensor-less vector control without PG 2
Close-loop vector control with PG (including position control)
Range of speed regulation1:100 ( V/f control, sensor-less vector control without PG 1)
1:200 (sensor-less vector control without PG 2)
1:1000 (close-loop vector control with PG)
Speed control accuracy+/-0.5% (V/f control)
/-0.2% (sensor-less vector control without PG 1 & 2)
+/-0.02% (close-loop vector control with PG)
Speed fluctuation +/-0.3% (sensor-less vector control without PG 1 & 2)
+/-0.1% (close-loop vector control with PG)
Torque response< 10ms (sensor-less vector control without PG 1 & 2)
< 5ms (close-loop vector control with PG)
Torque control accuracy +/-7.5% (sensor-less vector control without PG 2)
+/-5% (close-loop vector control with PG)
Starting torque0.5Hz: 180% (V/f control, sensor-less vector control without PG 1)
0.25Hz: 180% (sensor-less vector control without PG 2)
0Hz: 200% (close-loop vector control with PG)
Positioning accuracy +/-1 line pulse
Basic functionsStart frequency0.00~ 600.00Hz
Acceleration/0.00~60000s
deceleration time
Carrier frequency0.7kHz~16kHz
Frequency command sourceDigital setting + operating panel ∧/∨
Digital setting + terminal UP/DOWN setting
Communication setting
Analog setting (AI1/AI2/AI3)
Terminal pulse setting
Motor started methodStarted from starting frequency
DC brake then started
Speed searching then started smoothly
Motor Stopped methodRamp to stop
Coast to stop
Ramp to stop + DC brake
Dynamic brake capacityBrake unit action voltage: 650V~750V; service time: 0.0~100.0s; brake unit for GK800-4T45 and below is built in
DC brake capacityDC brake start frequency: 0.00~600.00Hz
DC brake current: 0.0~100.0%
DC brake time: 0.0~30.00s
Input terminalsSeven digital input terminals, one of which can be used for high-speed pulse input. Compatible with active open collectors NPN, PNP and dry contact input
Three analog input terminals, one of which can be only used as voltage input, while the other two are optional for voltage/current.
Output terminals One high-speed pulse output terminal, 0~50kHz square wave signal output; can output values, such as setting frequency and output frequency, etc.
Two relay output terminals
Two analog output terminal, voltage/current output optional; can output values, such as setting frequency and output frequency, etc.
Encoder signal terminal Compatible with 5V/12V encoder
Compatible with different types of encoder signal input, such as open collector, pushpull and differential, etc.
CharacteristicsParameter copy, parameter backup, common DC bus, free switching between parameters of two motors, flexible function code displayed & hidden, various main & auxiliary settings and switchover, reliable speed search started, various acceleration & deceleration curves options, automatic correction of analog value, brake control function, 16-step speed programmable(2-step speed supports flexible frequency setting), swing frequency control operation, fixed-length control, counting function, three fault recorded, over excitation brake function, over-voltage stall prevention, under-voltage stall prevention, restart upon power off selectable, hopping frequency function, frequency binding function, free switch between four-segment acceleration/deceleration time, motor thermal protection, flexible fan action control, process PID control, simple PLC control, flexible multi-functional key setting, droop control, parameter identification of asynchronous and synchronous motors, weak magnetic control, high-precision torque restraint, V/f separated control, torque control without PG, torque control with PG, two encoder signal inputs (supporting incremental, UVW hybrid and rotating transformer, and other speed feedback modes), flexible deceleration ratio control, zero servo, main axis orientation, simple feed forward control, pulse train position control
Protection functionsRefer to Chapter VII - Fault Diagnosis and Abnormality Handling
EnvironmentPlace of operationIndoors, no direct sunlight, free from dust, corrosive gases, flammable gases, oil mist, water vapor, water drip or salt content etc.
Altitude0~2000m
Derating is required where altitude is higher than 1,000m; each increase of 100m in height corresponds to a decrease in rated output current by 1%
Ambient temperature-10°C~50°C
Humidity5~95%, condensation not allowed
VibrationLess than 5.9m/s2 (0.6g)
Storage temperature-40°C~+70°C
OthersEfficiencyRated power
7.5kW and below: ≥93%
11~ 45kW: ≥ 95%
55kW and above: ≥98%
Installation modeWall-mounted
Protection level IP20
CoolingForced air cooling
ApplicationsCNC lathe, wire drawing machine, wind/un-winder, elevator and escalator, crane, machine tool, conveyor, compressor, drilling machine, carding machine, roving machine, compressor, crusher, pump, fan, etc.

close loop vector control variable speed AC motor drive for lift elevator escalator

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