Basic functions

Input voltage

380 V (–15%) to 480 V (+10%), three-phase

Input power frequency

(50 Hz/60 Hz)±5%

Input voltage unbalance

≤ 3%

Output voltage

0 V to input voltage

Input frequency resolution

Digital signal precision 0.01 Hz and analog signal precision 0.01 Hz

Output frequency

0 Hz to 1500 Hz

Motor type

Asynchronous motor, permanent magnet synchronous motor

Control mode

V/F, OLVC, CLVC

Speed range

1:10 V/F; 1:100 OLVC; 1:1000 CLVC

Starting torque

VF: 100% (0.5 Hz); OLVC: 150% (0.5 Hz); CLVC: 200% (0 Hz)

Torque accuracy

≤ ±5% in vector control mode

Torque ripple

≤ ±5% in vector control mode

Speed stability accuracy

OLVC: 0.2%; CLVC: 0.01%

Torque response

≤ 5 ms in vector control mode

Acceleration and deceleration time

0.0s to 3200.0s; 0.0 min to 3200.0 min

Torque boost

0.0% to 30.0%

Overload capacity

G-type: 150% 1 min/5 min, 200% 3s/5 min

P-type: 110% 1 min/5 min, 150% 10s/5 min

V/F curve

Linear type, multi-point type, V/F semi-separated mode, V/F fully separated mode

Simple PLC and multiple speeds

16-speed operation through control terminals

Built-in PID

Easily built closed-loop process control system

Overvoltage and overcurrent stall control

Automatically limits the current and voltage during operation, to prevent frequent trips caused by overcurrent or overvoltage

DC braking

Startup DC braking, shutdown DC braking

Speed tracking

Both asynchronous and synchronous motors support speed tracking; both vector control and V/F control support speed tracking.

Personalized features

Automatic restart after a power failure

Enables the frequency converter to automatically resume operation after undergoing a power failure and restoration during operation

Master-slave control

Controls two or multiple motors synchronously in master/slave mode

Zero servo

Implements the simple zero servo function under CLVC, achieving hovering at zero speed

Brake control

Controls the motor brake during startup and shutdown of the frequency converter

Parameter copy

Supports backup and restoration of local user parameters

With an external keyboard, parameters can be copied between different machines.

Keyboard up/down

Allows configuring keyboard up/down keys to different targets

Operation resumption after automatic reset due to a fault

Allows configuring the frequency converter to resume operation after automatic reset due to a fault

Brake usage rate

Allows configuring the frequency control for braking transistor activation and deactivation, achieving dual functions of both braking and braking transistor protection

Energy-saving operation

When the motor operates under light or no load, the output voltage (motor flux) is reduced to decrease motor loss and lower the noise generated by the motor.

Timed control

Set time range: 0–65000 in the unit of second, minute, or hour

Fixed length control

Predetermined length control

Sleep and wake-up

Implements sleep and wake-up functions in water supply applications

Multi-motor switching

Two groups of motor parameters available to control the switching of two motors

Multiple encoder types

Incremental, resolver, and absolute encoders

Encoder redundancy mode

When the frequency converter equipped with an encoder runs under CLVC, if the encoder malfunctions, the frequency converter automatically switches to OLVC operation.

Communication mode

Modbus RTU (standard); Profibus-DP, CANopen, Profinet IO, Modbus TCP/IP, EtherCAT, and EtherNet/IP (optional)

Input and output functions

Analog input terminal

AI1 and AI2: 0 V to 10 V/0 (4) mA to 20 mA

Digital input terminal

DI1–DI5, 5 programmable digital input terminals, featuring optocoupler isolation, compatible with drain/source input

Digital output terminal

DI5 supports high-speed pulse input, with the maximum input frequency of 100 kHz.

2 open collectors output; output voltage range: 0 V to 24 V; current load capacity: 50 mA

DO1 supports high-speed pulse output, with the maximum output frequency of 100 kHz.

Analog output terminal

1, 0 V to 10 V/0 (4) mA to 20 mA

Relay output

1, contact-type FormC, NO and NC available

Communication terminal

1-channel (A and B), supporting the RS485 communication cable

Expandability
I/O terminal card (optional)

DI6–DI8: 3-channel programmable digital input, featuring optocoupler isolation, compatible with drain/source input

DO3: 1-channel open collector output

AI3: 1-channel analog input, supporting –10 V to +10 V

AO2, AO3: 2-channel analog output, supporting 0–10 V/0–20 mA

1-channel relay output (NO + NC)

1-channel motor temperature sampling, supporting PT100, PT1000, and KTY84

Environmental conditions

Altitude

No derating is required within the altitude of 1,000 m. The current must be derated by 1% for every 100 m rise when the altitude is in the range of 1,000 m to 3,000 m.

Ambient temperature

–25°C to +40°C (derating is allowed at a temperature of 40°C to 55°C)

Humidity

15% to 95%, non-condensing

Vibration

3M3, IEC60721-3-3

Storage temperature

–40°C to +70°C

Application sites

Indoor, without direct sunlight and free of flammable and corrosive gases, liquids, and conductive particles

Installation method

Wall-mounted

IP rating

IP20

Cooling mode

Air-cooled