3AC Low Voltage Inverter 5.5-350KW For Multi-pumps Water Supply

Control

characteristics

V/f patterns

V/f control

Sensor-less vector control 1

Sensor-less vector control 2

Speed range

1:50 (V/f control)

1:100 (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

Carrier frequency

0.7kHz～16kHz

Overload capability

G Model:150% Rated Current 60s,180% Rated Current 10s,200% Rated Current 1s.

P Model:120% Rated Current 60s,145% Rated Current 10s,160% Rated Current 1s.

Torque boost

Automatic torque boost；Manual torque boost 0.1%～30.0%

V/F Curve

Three ways:Three ways: straight; multi-point type; N Th-type V / F curve(1.2 Th -type,1.4 Th -type,1.6 Th -type,1.8 Th -type,2 Th -type)

Acceleration and deceleration Curve

Line or curve acceleration and deceleration mode.

Four kinds of acceleration and deceleration time,Ramp Time Range :0.0～6000.0s

DC brake

DC brake start frequency: 0.00～600.00Hz

DC brake time:0.0s～10.0s

DC brake current:0.0%～150.0%