• SAJ Variable Frequency Drive4-15KW with long history System 1
  • SAJ Variable Frequency Drive4-15KW with long history System 2
  • SAJ Variable Frequency Drive4-15KW with long history System 3
SAJ Variable Frequency Drive4-15KW with long history

SAJ Variable Frequency Drive4-15KW with long history

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Loading Port:
Guangzhou
Payment Terms:
TT OR LC
Min Order Qty:
1 watt
Supply Capability:
2000 watt/month

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SAJ Variable Frequency Drive4-15KW with long history

1. Control characteristics

·Control Mode:Sensorless Vector Control (SVC), V/F control

·Start Torque:0.5Hz 150% (SVC), 0.5Hz 100% (V/F)

·Rotation Speed Ratio: 1:200 (SVC), 1:100 (V/F)

·Precision of Speed Regulation: ±0.5%(SVC), ±1.0%(V/F)

·Overload Capability:

Model G:150% of the rated current for 60 seconds;180% of the rated current for 1 second.

Model P:120% of the rated current for 60 seconds;150% of the rated current for 1 second.

2. I/O Characteristics

·Input Voltage: 220V/380V ± 15%.

·Input Frequency: 50/60Hz,fluctuation range:±5%.

·Output Voltage: 0~rated input voltage

·Output Frequency Range: 0.00~600.00Hz

·Digital Input Terminals: Six (programmable)

·Analog Input Terminals: AVI:0~10V;ACI:0~10V  or  0/4~20mA

·Analog Output:

0.75~2.2kW:FM:0~10V; AM:0/4~20mA

4~400kW:FM:0~10V; AM:0~10V / 0/4-20mA

3. Basic Functions:

·Communication: RS485 with standard MOBUS protocol.

·Fault Protection Function: Over-current, overvoltage, under-voltage, over temperature, lack of phase, etc.

·Simple PLC and PID functions.

4.product outlook

 

SAJ Variable Frequency Drive4-15KW with long history

SAJ Variable Frequency Drive4-15KW with long history

1.   How long will my inquiry get response?
 Your inquiry related to our products or prices will be replied within 24 hours. 
 2.  Can I get professional service and suggestion?
Well-trained and experienced staffs to answer all your questions in fluent English. 
 3.  Do you accept OEM or customized design?
OEM & ODM, any your customized lightings we can help you to design and put into product.
 4.  What if I need specific design?
Distributorship are offered for your unique design and some our current models.

 

Q: How to choose the right inverter?
2, constant torque load Constant torque load equipment requires low frequency inverter torque, dynamic response speed. Inverter 0HZ vector state, to 150% of the torque, to meet the needs of various conditions. For example: a dredger owner bucket inverter system, is a constant torque load, dual motor, and the load overload time is long, so the inverter configuration configuration to enlarge the two models of the G-type machine, while the power supply for the device Machine power supply, the inverter must be configured to input AC reactor.
Q: In the case of the inverter, why can not the normal operation after removing the gearbox? The motor is 4 pole.
If there is no load, the demolition of the gearbox is the same can be run.
Q: How do I protect the inverter when the three-phase two-pole motor is running?
Three-phase two-pole motor running inverter protection, should be based on the protection of tips, check the corresponding manual to deal with. When the inverter protection has a corresponding protection tips (such as over-current, over-voltage, speeding, stall ... ... etc.), the product manual will generally give the corresponding protection tips. According to these measures to check, deal with, you can solve the problem.
Q: Motor nameplate on the standard 2P, I set the number of motor pole in the inverter, is set 2 or 4 pole?
n the motor pole, an Antarctic (S pole), an Arctic (N pole), calculate a pair of poles, the number of pole pairs is how many such "pairs" (S pole + N pole). 2 pole motor --- pole pairs 1 = P = 1,4 pole motor --- pole pairs 2 = P = 2, and so on.
Q: Huichuan frequency converter drag a 4-kilowatt four-pole motor to change the six pole can?
can. Re-enter the new motor parameters in the drive.Inverter motor power to 4KW, speed 980 can!
Q: The laptop's power adapter is broken how much it costs
Hello, this is not very expensive Generally in 80 or so, you can go to the Internet to see the model, and then to the store to buy the price on it.
Q: What is the frequency converter used to do, why some motor with the inverter?
Frequency converter is widely used in the speed regulation of AC motor.Varameter speed control technology is an important development direction of modern power transmission technology, with the development of power electronics technology, AC frequency conversion technology from theory to practice gradually mature. Inverter not only smooth speed, large range, high efficiency, start current is small, smooth operation, and energy saving effect is obvious.
Q: How many types of CVT are classified?
classification: To achieve stepless speed change, according to the transmission can be used liquid drive, power transmission and mechanical transmission in three ways. Liquid drive Liquid drive is divided into two categories: one is hydraulic, mainly by the pump and the motor or composed of valves and pumps composed of variable speed transmission, suitable for small and medium power transmission. The other for the hydraulic, the use of hydraulic coupler or hydraulic torque transmission, suitable for high power (hundreds to thousands of kilowatts). The main features of the liquid drive are: speed range, can absorb the impact and prevent overload, transmission efficiency is high, long life, easy to automate: manufacturing precision requirements, the price is more expensive, the output characteristics of constant torque, Large, easy to run when the oil spill.
Q: Inverter 0.2KW, the motor speed requirements down to 4 turn, the motor pole 4 pole. Can the drive drive the motor?
Can, but this is a test product, the application does not try!
Q: What is the difference when using inverter frequency conversion ordinary motor and variable frequency inverter motor
First of all you have to understand the difference between variable frequency motor and ordinary asynchronous motor. 1, inverter motor cooling fan is not connected with the motor spindle, is independent, the fan rotation from the motor speed, to ensure that the motor cooling.

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