GK600-2T45 Frequency Changer (VFD)

Variable Frequency Drive model

Power rating (kW)

Rated output current (A)

Applicable motor (kW)

Brake unit

GK600-2T0.4B

0.4

2.6

0.4

Built-in

GK600-2T0.75B

0.75

4.5

0.75

GK600-2T1.5B

1.5

7.5

1.5

GK600-2T2.2B

2.2

11

2.2

GK600-2T3.7B

3.7

17

3.7

GK600-2T5.5B

5.5

25

5.5

GK600-2T7.5B

7.5

33

7.5

GK600-2T11(B)

11

45

11

Built-in optional

GK600-2T15(B)

15

60

15

GK600-2T18.5(B)

18.5

73

18.5

GK600-2T22(B)

22

96

22

GK600-2T30

30

112

30

Externally mounted when needed

GK600-2T37

37

144

37

GK600-2T45

45

176

45

GK600-2T55

55

210

55

GK600-2T75

75

288

75

GK600-2T90

90

310(350)

90

GK600-2T110

110

415

110

Power input

Rated input voltage

3-phase AC208V/220V/230V/240V/380V/400V/415V/440V/460V/480V

1-phase AC220V/AC230V/AC240V

Rated input current

See Section 2.3 in the User Manual

Frequency

50Hz/60Hz, tolerance ±5%

Allowable range of voltage

Continuous 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 output

Standard applicable motor (kW)

See Section 2.3 in the User Manual

Rated current (A)

See Section 2.3 in the User Manual

Output voltage (V)

3-phase: 0~ rated input voltage, error < ±3%

Output frequency (Hz)

0.00~ 600.00Hz; unit: 0.01Hz

Overload capacity

150% - 1min; 180% - 10s; 200% - 0.5s

Control characteristics

V/f patterns

V/f control

Sensor-less vector control 1

Sensor-less vector control 2

Range of speed regulation

1:100 ( V/f control, sensor-less vector control 1)

1:200 (sensor-less vector control 2)

Speed accuracy

±0.5% (V/f control)

±0.2% (sensor-less vector control 1 & 2)

Speed fluctuation

±0.3% (sensor-less vector control 1 & 2)

Torque response

< 10ms (sensor-less vector control 1 & 2)

Starting torque

0.5Hz: 180% (V/f control, sensor-less vector control 1)

0.25Hz: 180% (sensor-less vector control 2)

Basic functions

Start frequency

0.00~ 600.00Hz

Accel/Decel time

0.00~60000s

Carrier frequency

0.7kHz~16kHz

Frequency setting sources

Digital setting + keypad ∧/∨

Digital setting + terminal UP/DOWN

Communication

Analog setting (AI1/AI2/EAI)

Terminal pulse setting

Motor started methods

Started from starting frequency

DC braking and then started

Speed search started

Motor stopped methods

Ramp to stop

Coast to stop

Ramp stop + DC brake

Basic functions

Dynamic braking capacity

Brake unit action voltage: 650V~750V; service time: 0.0~100.0s; brake units for GK600-4T45G/55L and below are built in or can be built in. See table 2-1

DC braking capacity

DC braking start frequency: 0.00~600.00Hz

DC braking current: 0.0~100.0%

DC braking time: 0.0~30.00s

Input terminals

6 digital inputs, one of which can be used for high-speed pulse input. Compatible with active open collectors NPN, PNP and dry contact input. Digital inputs can be extended to 7

2 analog inputs, one of which is voltage/current programmable, and the other supports voltage only. Analog inputs can be extended to 3, and the extended one is voltage/current programmable

Output terminals

1 high-speed pulse output, 0~50kHz square wave signal output; can output signals such as command frequency, or output frequency, etc.

1 digital output

1 relay output (can be extended to 2)

1 analog output (can be extended to 2), voltage/current output programmable; can output signals such as setting frequency, or output frequency, etc

Featured functions

Parameter copy, parameter backup, common DC bus, free switchover between two motors’ parameters, flexible parameter displayed & hidden, various master & auxiliary command and switchover, speed search started, a variety of Accel/Decel curves optional, automatic correction of analog, contracting brake control, 16-step speed control programmable (2-step speed supports flexible frequency command), wobble frequency control, fixed length control, count function, three faults recorded, over excitation brake, over voltage stall protection, under voltage stall protection, restart upon power loss, skip frequency, frequency binding, four kinds of Accel/Decel time, motor thermal protection, flexible fan control, process PID control, simple PLC, multi-functional key programmable, droop control, parameter identification, field-weakening control, high-precision torque restraint, V/f separated control

Protection functions

Refer to Chapter 7- Troubleshooting in the User Manual

Environment

Place of operation

Indoors, no direct sunlight, free from dust, corrosive gases, flammable gases, oil mist, water vapor, water drop or salt, etc.

Altitude

0~2000m

De-rate 1% for every 100m when the altitude is above 1000 meters

Ambient temperature

-10℃~50℃

Relative humidity

0~95%, no condensation

Vibration

Less than 5.9m/s2 (0.6g)

Storage temperature

-40℃~+70℃

Others

Efficiency at rated Amps

Rated power

7.5kW and below: ≥93%

11~ 45kW: ≥ 95%      55kW and above: ≥98%

Installation

Wall-mounted

IP grade

IP20

Cooling method

Fan cooled