• 7.5kw 380v 3 phase variable frequency drive ac motor controller System 1
  • 7.5kw 380v 3 phase variable frequency drive ac motor controller System 2
7.5kw 380v 3 phase variable frequency drive ac motor controller

7.5kw 380v 3 phase variable frequency drive ac motor controller

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300 unit/month

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Specifications

1.Brand:CHINSC 
2.37kw variable frequency drive 
3.MOQ:1 set 
4.Best price and quality 
5.Quick delivery time 

7.5kw 380v 3 phase variable frequency drive ac motor controller


Technical Specification

 

Item

Specification

Input

Rated voltage

T4 series: Three phase 380v, ±15%

Frequency

50/60Hz ±5%

Output

Voltage

Three phase 0-380V

Frequency

0-600Hz

Overload ability

Type G: 150% rated current for 1 minute, 180% rated current for 2 second;

Type P: 120% rated current for 1 minute, 150% rated current for 2 second.

Heat Dissipation

Cooling type

Forced Cooling

Temperature protection

Heatsink temperature >85degree trip protection against overheat

Fan control

Heatsink temperature> 50degree, fan forced operation, frequency inverter continue work

Control

Performance

Control mode

Open-loop vector control, V/F control, Torque Control

Start torque

Open-loop vector control: 0.5Hz 180%;

VF control:0.5Hz 150%

Speed range

Open-loop vector control: 1:200;

VF control:1:100

Speed control precision

Open-loop vector control: ±0.2%;

VF control:±0.5%

Torque control precision

Open-loop vector control:  ±5%

Torque response time

Open-loop vector control: <20ms< span="">

Function

Channel of operation command

Keyboard control,terminal control,communication control

Start mode

Direct start, DC injection braking before start, speed tracking before start

DC injection braking

Start DC injection braking, stop DC injection braking

Dynamic braking

Built-in braking unit < = 11kw, get external braking unit>15kw

Frequency source choice

Keyboard digital frequency setting, analog V1 setting, analog V2 setting, Keyboard potentiometers setting, Multiple speed operation setting,

PID control setting, telecommunications setting, PLC program operation setting, HDI High Speed Pulse setting

Main and auxiliary frequency combination set

Just main frequency setting, just auxiliary frequency setting, QUICK/JOG or terminal switching selection, main frequency + auxiliary frequency, main frequency - auxiliary frequency, maximum, minimum, could realize

Frequency overlay and fine adjustment function

Frequency resolution

Keypad setting:0.01Hz; Analog setting: 0.1%

Carrier frequency

0.5Khz~15.0Khz, both PWM mode could be chosen

Acc/Dec time

0.1~3600.0s

Multiple VF curve

Linear V/F curve, 2.0 times power drop torque V/F curve, custom V/F percentage (can realize manual energy saving control), multipoint VF curve.

Built-in PID

Built-in PID controller, apply to process control occasion such as water or gas supply. Meanwhile the sleep wake up function could save energy to the great extent possible.

Simple PLC operation

16 segment goal setting, frequency or mode of percentage setting could be chosen, each segment of operation time and direction could be set separately, and realize timing stop function.

Common function

Speed tracking, Cut-off restart, fault recovery, Automatic torque promotion, the motor’s parameters auto-learning, Pendulum frequency operation, hopping frequency, UP/DOWN control, AVR, Over-voltage stalling protection,

rapid current-limiting, Instant power down and drop frequency operation

Input

Output

Signal

Analog input

V1:0~10V

V2:4~20mA or 0~10V, Select through JP2 jumper

Keyboard potentiometer input: 0~5V

Analog output

FM1:0~10V or 0~20mA, Select through JP9 jumper

FM2:0~10V or 0~20mA, Select through JP10 jumper. Need the support of SC-EXT1-IO expansion cards

Digital input

Standard configuration S1~S6, can expand S7~S10 through SC-EXT3-S expansion cards. A total of 30 kinds of function could be selected.

Digital output

Standard configuration 2 channel including SP1, SP2 electrode output;

1 channel relay output T1;

Expanding 4 channel relay output T2~T5 through SC-EXT2-R expansion cards.

High-speed pulse input

HDI: 0~50.0Khz, support by expansion cards SC-EXT1-IO

High-speed pulse output

HDO: 0~50.0Khz, support by expansion cards SC-EXT1-IO

Communication Port

Communication protocol

Based on RS485 hardware, support standard MODBUS protocol, should match expansion cards SC-EXT1-IO

Expansion Cards

3 type expansion cards

Standard expansion cards SC-EXT1-IO, Relay expansion cards SC-EXT2-R (can realize one drives 2 function), Multifunctional input expansion card SC-EXT3-S, refer to the explanation in Appendix.

Display Functions

Five digital tube display

Can monitor the operation state of frequency inverter flexibly and conveniently; can set normal monitoring parameters separately when operation and stop.

Protection Function

25 kinds of protection functions

Including over-voltage, over-current, overheat, overload, under-voltage, short circuit, ground fault, input and output default phase, protect the frequency inverter running reliably all-round.

Installation

Environment

Requirement

Ambient temperature

-10degree~+40degree(ambient temperature is within 40degree~50degree, derating use is required), not allow to contact direct sunlight.

Humidity  

Less than 90%RH, without condensation

Application environment

Non-corrosive, flammable, explosive, dust absorbent material, all kinds of lint does not accumulate.

Vibration

Less than0.6G

Elevation

0~1000m, reduce the rated specification 10% when lift 1000m for each.

Storage temperature

-20~60degree         

 

 

Factory Overview

 

 

 

 

Application

Textiles, Plastics, Ceramics, Electronics, Numerical Controls, Foods Processing, Light Industry, And Pharmaceuticals. Oil, mining and other fields.

 

Certification



7.5kw 380v 3 phase variable frequency drive ac motor controller


Welcome your inquiry!

 

 Looking forward to cooperating with you!

 





Q: Can the laptop power adapter be generic?
Not necessarily, the laptop power adapter has two interfaces for input and output. 1. Input interface is connected to the power outlet, generally divided into two holes and three holes, as well as round mouth and flat mouth of the points; 2. Output interface is connected to the computer side, size, length, diameter, diameter, the pin may have differences, common are: diameter 2.5MM, ordinary mouth, mainstream interface; OD 1.7MM, small mouth; MM, big mouth with a needle, round mouth with a needle and so on. 3. Different voltage, different brands of laptop power adapter voltage is not the same 4. Current is different, different brands of notebook computer power adapter current is not the same In summary, the laptop power adapter between the different types, basically not common
Q: Does the teacher know the working principle of the inverter?
The frequency converter is an AC-DC-AC power electronic device that converts 50 Hz AC sine wave into straight high voltage direct current and then converts it into an AC power that can control the voltage and frequency, driving the three-phase AC motor.
Q: Is the inverter output current proportional to the output torque?
When 50HZ or more, the voltage is not increased, the magnetic flux decreases. P = T * n / 9550, if the motor output torque does not change, the current will increase, the motor heat overload
Q: My inverter is the era TVF8000 series, the motor is 15KW6 pole motor, has been used for 3 years.
Motor current when the current 10A this has no effect on you, the rated current is 31.4A, your inverter is selected how many W, is the fan pump type or universal? Now the motor operating current reached 34-35A, more than the rated current, then the motor may have two problems, one is the motor leakage powerful, and in a motor is overload, resulting in increased current
Q: Delta VFD-F frequency converter how to adjust the number of poles
P148 look, this is to correspond to the number of poles of the motor, not to adjust the number of poles of the motor
Q: How to choose the inverter
I was doing the inverter, you choose the words, as long as 75KW can be selected, huh, huh, because the 1440 speed is fixed, the connection can be set in the inverter itself,
Q: Do you need to rectify before switching?
I used to do the frequency of the words to be rectified
Q: Which machines are used for the frequency converter
Used on a motor that needs to change the speed to change the power.
Q: How many types of CVT are classified?
CVT (Continuously Variable Transmission) technology that is continuously variable technology, which uses the belt and the working diameter of the main and driven wheel to match the power to transfer, you can achieve a continuous change in transmission ratio, resulting in transmission and engine conditions of the most Good match
Q: What is the difference between the collector and the emitter mode?
This physical structure is intended to facilitate the need for positive enlargement.

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