Multi-Drive VFD

Rectifier module technical specifications

Item

Item description

Basic parameters

Specification

Three-phase: AC380V~480V;

Single-phase: AC200V~240V.

power range

Three-phase: 3.7kW, 7.5kW, 15kW;

Single-phase: 2.2kW, 3.7kW.

Grid type

TN,TT,IT

Cooling method

Forced air cooling

Basic parameters

Input frequency

50/60Hz, actual allowable range: 47Hz~63Hz

Braking unit

Optional built-in, external braking resistor.

Protection function

over-temperature protection, power phase loss protection, input three-phase voltage imbalance detection protection, over-voltage protection, brake pipe direct detection, etc.

Human-machine interface (HMI)

Communication/Bus

Support Modbus-RTU protocol, maximum baud rate 115200bps, up to 128 nodes, maximum distance 1000m. Support CANopen protocol, maximum baud rate 1Mbps, up to 127 nodes, maximum distance 1000m.

Support CANlink protocol, maximum baud rate 1Mbps, up to 63 nodes, maximum distance 1000m. Communication/bus supports PROFINET RT, maximum baud rate 100Mbps, full-duplex mode, up to 65535 nodes, maximum distance 100m.

Support EtherCAT, maximum baud rate 100Mbps, full-duplex mode, up to 65535 nodes, maximum distance 100m.

Support Ethernet/IP, maximum baud rate 100Mbps, full-duplex mode, up to 254 nodes, maximum distance 100m.

Analog input

Al1-AI2: Programmable support -10~10V/0~20mA, 12-bit resolution, correction accuracy 0.3%, input impedance 22kΩ for voltage input, input impedance 500Ω for current input mode;

analog input HMI can support PT100, PT1000, KTY-84-130, PTC-130 temperature detection.

Human-machine interface (HMI)

Digital input/output

DI1-DI4: Ordinary DI, response time 10ms, does not support high-speed pulse input, input frequency <100Hz, optical coupler isolation, compatible with bipolar input, input impedance: 3.3kQ, effective level input voltage range: 15V~30V;

digital input and output DIO1-DI04: ordinary multi-function input terminal/ordinary multi-function output terminal, select input or output through function code. When used as digital input, it is consistent with DI1-DI4 specifications; when used as output, it is an ordinary collector open-drain output function, which cannot be directly connected to the power supply, and a pull-up resistor needs to be added. The resistance value is determined according to the load requirements, and the maximum output capacity is 24VDC/50mA.

Relay output

TA-TB: Normally closed; TA-TC: Normally open, contact capacity: 30VDC/3A; 250VAC/3A (COSφ=0.4)

Keyboard Display

Standard 7-digit LED digital display, multiple symbol displays and 9 function buttons. 2 green digits indicate the axis number, 5 white digits indicate the content; symbols display units and status.

Number of axes

8 axes (the number of inverter units driven by 1 rectifier unit meets this formula: the number of single-axis inverter units + 2*the number of dual-axis inverter units ≤ 8)

Inverter module technical specifications

Item

Item description

Basic parameters

Power Range

600V:

Inverter unit (single axis): 0.4kW~7.5kW;

Inverter unit (dual axis): 0.4kW~3.7kW;

300V:

Inverter unit (single axis): 0.2kW~2.2kW;

Inverter unit (dual axis): 0.2kW~2.2kW.

Cooling method

forced air cooling

Input voltage

600V: DC 510V~ 720V;

300V: DC 270V~360V

Output frequency

0Hz ~ 599Hz

Load type

Motor type: synchronous/asynchronous.

Output frequency resolution

Digital setting: 0.01Hz; Analog setting: Maximum frequency × 0.025%

Carrier frequency

VF: Carrier frequency range 0.8kHz～15kHz, default 6kHz.

SVC: Carrier frequency range 2kHz~7kHz, default 6kHz.

The basic parameters of carrier frequency can automatically adjust the carrier frequency according to the radiator temperature.

Motor type and control method

Three-phase asynchronous motor: VF control, speed sensorless vector control;

Permanent magnet synchronous motor: speed sensorless vector control.

Speed regulation range

1:50 (asynchronous motor VF control);

1:100 (asynchronous motor sensorless vector control)

Speed control accuracy

±1.0% (VF control);

±0.5% (sensorless vector control).

Speed fluctuation

±0.5% (Sensorless vector control)

Torque response

Speed fluctuation <20ms (sensorless vector control)

Torque control accuracy

±5% (sensorless vector control) (above 10Hz)

Torque control mode

Sensorless vector control

Overload capacity

115% for 1 hour, 150% for 1 minute,

178% for 2 seconds

Torque boost

Automatic torque boost;

manual torque boost 0.1%~30.0%

VF curve

5 modes: straight line VF, multi-point VF, square VF, complete VF separation, incomplete VF separation

Protection function

Power-on short circuit to ground, phase short circuit, motor overheat (PTC), driver overcurrent, driver overload (output power limit), motor overload, driver overvoltage, driver undervoltage, driver SVC stall, driver overheat, output phase loss, communication failure, current detection failure, electrical protection function machine tuning failure, EEPROM read and write failure, stall protection, speed deviation too large, stall alarm.

Personalized functions

Acceleration and deceleration curve

Straight line; S curve mode 1; S curve mode 2

Built-in PID

2 sets of PID parameters, convenient for realizing process control closed-loop control system

Run command channel

3 channels: LED operation panel or external LCD keyboard setting, control terminal setting, communication setting;

can be switched in a variety of ways

Personalized functions

Frequency Source

There are 8 frequency sources: digital setting, voltage analog setting, current analog setting, pulse setting, communication setting, PID, multi-speed, built-in simple frequency source PLC;

Can be switched and superimposed in various ways

Swing frequency function

Various triangular wave frequency control functions.

Fixed length and timing control

Achieve given length and given running time control.

General Specifications

Item

Item description

Environment

place

Indoor

Working environment temperature

-20~60℃, air temperature change is less than 0.5℃/min;

For non-overload applications, derating is required above 50℃, and the rated current decreases by 2.5% for every degree increase in temperature. The maximum temperature is 60℃;

for overload applications, derating is required above 40℃, and the rated current decreases by 2.5% for every degree increase in temperature. The maximum temperature is 60℃.

Storage environment temperature

-40℃～＋70℃

Environment

Relative humidity of working environment

Working humidity range: 5% to 95%

Storage environment relative humidity

5% ~ 95%

Relative humidity in transportation environment

At +40℃, less than 95%

Altitude

The maximum height of the star grid is 4000m (13123ft), and the maximum height of the angle grid is 2000m (6562ft).

No derating is required for use at altitudes up to 1000m (3281ft.). Derating is 1% for every 100m (328.1ft.) above 1000m (3281ft.).

Vibration

Use scenario: Tested according to IEC60068-2-6. Amplitude is 3.5mm at 5Hz~8.4Hz, acceleration is 1g at 8.4Hz~200Hz, 10 cycles/axial direction.

Transport scenario: Tested according to IEC 60068-2-64. Power spectral density is 0.01g2/Hz at 5Hz~100Hz, power spectral density is 0.001g2/Hz at 200Hz, Grms is 1.14g.

Overvoltage level

Overvoltage level IⅢ (OVCIⅢI).

Dust

Meets IEC60721-33S2 level (non-conductive dust)

Chemically active substances

Meets IEC60721-33C3 level

Shock

Use/transport scenario: Tested according to IEC60068-2-27. Acceleration is 15g, pulse width is 11ms, and 18 times in three axes.

Protection level

IP40 (excluding terminals and fans)