Sensorless Vector Control Inverter

Output characteristics Power supply

Items

Specification

Rated output voltage

Max. Output Voltage is as much as input power supply voltage

Max. Applicable motor output(kw)

1.5

2.2

3.7

5.5

7.5

11

15

18.5

22

30

37

45

55

Rated output current(A)

4

4.8

8.7

12

15

24

32

40

48

64

80

96

128

Ration

100% Continuous

Max. Overload current

150% for 1 minute,180% for 2 seconds

Vol./Freq.

3-phase 380/415V 50/60Hz

Allowable voltage fluctuation

+10% to -15%

                                 Control Characteristics

Operator Method

Graphic LCD Pane(English/Chinese)with parameters copying

Control method

SPWM control, V/F+PG control, speed sensorless control

Frequency control range

0.1-400Hz

Freq. Accuracy

(Varied with temperature)

Digital reference:0.01%(-10°C~+40°C)Analog reference:0.1%(25°C~10°C)

Speed Control Accuracy

±0.1%(V/F+PG),±0.5%(sensorless vector control)

Freq. reference resolution

Digital reference 0.01Hz;Analog reference 0.05Hz/50Hz

Output freq. resolution

0.01Hz

Overload capacity

150% of rated output current for 1 minute

Freq. setting signal

0~+10V(20KΩ)4-20mA(250Ω),and pulse freq. reference

Accel/Decel time

0.0-6000.0s(Accel / Decel time setting is independently)

Braking torque

20%(Approx.125% with braking resistor)

Vol. Freq.

Characteristics

V/F Curve can be set through parameter setting

Basic control function

Restart after momentary power loss, PID control, Auto torque boost, Slip compensation,RS485 communication, Speed feedback control, Simple PLC function,2 Analog output port

Extra function

Cumulative power on & operation hour memory, Energy saving, Up/Down operation,4 different sets of fault status record(Including latest one),MODBUS communication Multiple-pulse output ports, etc

       Protection Function

Motor overload protection

Electronic Overload Curve Protection

Instantaneous over current

Stopped if above 200% rated current

Inverter overload protection

Stopped if above 150% rated current for 1 min.

Overvoltage

Stop if VDC≥410V(220 Class)or VDC≥820V(440 Class)

Under voltage

Stop if VDC≤200v(220 Class)or VDC≤400V(440 Class)

Momentary power loss ride through time

≥ 15ms,stop otherwise

Overheat protection

Protected by thermistor

Grounding Protection

Protected by DC current sensor

         Enviromental Condition

Charge Indication(LED)

Lit when the DC bus voltage above 50V

Input phase loss protection(IPL)

Coasting motor when protection operates

Output phase loss protection(OPL)

Coasting motor when protection operates

Ambient temperature

-10°C~+40°C(Not frozen)

Ambient humidity

20%~90%RH (Non-condensing)

Storage temperature

-20°C~+60°C

Application side

Indoor(No corrosive gas and dust present)

Installation location

Elevation 1000m or less, protect from corrosive gases, dusts and direct sunlight

Vibration

20Hz less than 9.8m/s²(0.2g)

International protection

IP20

Cooling

Forced

Encoder

Built-in PG interface with open-collector interface drive or complete-monetary interface drive selectable

Option

PROFIBUS Card