• 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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1 unit
Supply Capability:
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: Is the laptop power adapter high temperature normal? Is there anything else?
In the power to hit the radiator is very troublesome, it is recommended to place in a ventilated place, do not put on the paint above the table, it is best on the glass above, so much faster heat. Conditions permit, then in the air-conditioned room Internet access. Do the above two, you do not need to care whether it is hot
Q: Servo control system can give the inverter signal,
but want two motor synchronization, it should be impossible, the converter does not reflect so fast, and the speed is not so stable.
Q: Laptop power adapter output voltage is not the same as the current? What's the effect?
In the case of other conditions (rated output voltage, plug polarity, etc.) the same circumstances, the rated output current greater power adapter, can replace the rated output current is relatively small power adapter, which is not adversely affected. If the power adapter with a relatively small rated current is used instead of a relatively large power adapter with a rated output current, the power adapter will be "overloaded" and may cause damage to the power adapter.
Q: 11kw 6-pole motor can be used to adjust the inverter to 1800RPM?
First, the inverter is no problem, I used so much to meet your needs ????? But to see if your motor can run at high speed, or whether the load is small, the power to have a general amount of redundancy. 6-pole motor synchronous speed of 1000, to meet your use to be transferred between 2000 or 1900, that is to say the frequency converter output frequency to be transferred to 90 to 100HZ. ????? Constant torque load is no problem, but the fan torque load to be a small job.
Q: Is the motor having a variable frequency motor and a variable voltage motor?
According to the way to start talking about a variable frequency motor and variable voltage motor
Q: What is the frequency converter used to do, why some motor with the inverter?
Speed control, there are speed requirements of the place are in the inverter
Q: 18: 5 kilowatts bipolar multi-pole pump motor with inverter
Under normal circumstances, with 15KW inverter on it.
Q: Variable frequency conversion frequency difference characteristics based on,
Whether it is variable speed control, or string resistance speed, are the cost of energy consumption.
Q: Three motors, if coupled with the governor speed, is it necessary to add the inverter?
?Fourth, the electromagnetic speed: electromagnetic speed motor by the cage motor, electromagnetic slip clutch and DC excitation power. DC excitation power is small, usually by single-phase half-wave or full-wave thyristor rectifier composition, change the thyristor conduction angle, you can change the size of the excitation current.
Q: Jd1a-40 motor speed controller and how to connect the motor
Speed ??control motor wiring method: 3.4.5 is the terminal of the tachogenerator (U / V / W) from the right-to-left order of 1.2 for the excitation coil (F1 / F2) terminal, from the extended end of the speed motor (electromagnetic clutch) Master 7 plugs on the air plugs (governor): terminal 1.2 for the 220v input, 3.4 on the speed of the motor on the excitation coil, 5.6.7 speed motor on the tachogenerator. Motor speed control method: The speed regulating motor is to change the speed of the motor by using the series, voltage, current, frequency and so on of the motor to make the thyristor voltage regulation method the best.

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