Frequency Converter Automatically Improves Torque Capacity

Min.Order: 1
Product origin: Suzhou, Jiangsu, China
Infringement complaint: complaintComplaint
US$ 46 ~ 50

Description


           
1.3 Product series
 
Voltage levelRated power (KW)Rated output current (A)Adapter motor (KW)
380V three-phase0.752.30.75
1.53.71.5
2.252.2
4.094
5.5135.5
7.5177.5
112411
153315
18.53918.5
224522
306230
377537

INPUTrated voltage,
frequency
Three phase (4T# series ) 380V; 50/60Hz
Single phase ( 2 S# series ) 220 V; 50/60Hz
voltage allowed
Range of change
Three phase (4T# series ) 320V ~ 460V
Single-phase (2S# series ) 16 0V ~ 260 V
outputVoltage4T# series ; 0 ~ 460V
2S# series ; 0 ~ 260V
frequencyLow frequency mode: 0~300Hz High frequency mode: 0~3000Hz
overload capacityModel G: 110% long-term 150% 1 minute 180% 5 seconds
P-type machine: 105% long-term 120% 1 minute 150% 1 second
control methodV/F control, advanced V/F control, V/F separation control, current vector control
Control
 characteristics
Frequency setting
Resolution
Analog input0.1% of maximum output frequency
digital setting0.01Hz
Frequency accuracyanalog inputWithin 0.2% of maximum output frequency
digital inputWithin 0.01% of the set output frequency
V/F ControlV/F curve (voltage frequency characteristic)The reference frequency can be set arbitrarily between 5 and 600Hz, the multi-point V/F curve can be set arbitrarily, and various fixed curves such as constant torque, low reduction torque 1, low reduction torque 2, and square torque can also be selected.
Torque boostManual setting: 0.0 to 30.0% of rated output
Automatic lifting: automatically determine the lifting torque according to the output current and combined with the motor parameters
Automatic current and voltage limitingNo matter in the process of acceleration, deceleration or stable operation, the motor stator current and voltage are automatically detected, and they are suppressed within the allowable range according to a unique algorithm, minimizing the possibility of system fault tripping
 



   Control characteristics
Sensor-less vector controlVoltage frequency characteristicsAutomatically adjust output voltage-frequency ratio according to motor parameters and unique algorithm
Torque characteristicsStarting torque:
150% rated torque at 3.0Hz (VF control)
180% rated torque at 0.5Hz (current vector control without PG, flux vector control)
180% rated torque at 0.05Hz (with PG current vector control)
Steady-state accuracy of running speed: ≤±0.2% rated synchronous speed
Speed fluctuation: ≤±0.5% rated synchronous speed
Torque response: ≤50ms with PG vector control, no PG vector control, magnetic flux vector control ≤20ms
Motor parameter self-determinationWithout any restriction, the automatic detection of parameters can be completed under the static and dynamic conditions of the motor to obtain the best control effect
Current and Voltage RejectionFull current closed-loop control, completely avoid current impact, with perfect over-current and over-voltage suppression function
running
Under-voltage suppression
Especially for users with low grid voltage and frequent grid voltage fluctuations, even if the voltage is lower than the allowable voltage range, the system can maintain the longest possible running time according to the unique algorithm and residual energy distribution strategy
Typical functionmulti-speed and
Wobble operation
16-segment programmable multi-segment speed control, multiple operation modes are optional. Wobble frequency operation: preset frequency, center frequency adjustable, state memory and recovery after power failure
PID control
RS485 communication
Built-in PID controller (preset frequency). Standard configuration RS485 communication function, a variety of communication protocols are optional, with linkage synchronization control function
Frequency settinganalog inputDC voltage 0~10V, DC current 0~20mA (upper and lower limit optional)
digital inputOperation panel setting, RS485 interface setting, UP/DW terminal control, and various combination settings with analog input
output signaldigital output2 OC outputs and 1 fault relay output (TA, TB, TC), up to 16 meaning options
Analog output2 channels of analog signal output, the output range can be set flexibly between 0~20mA or 0~10V, which can realize the output of physical quantities such as set frequency and output frequency
Automatic voltage stabilization operationAccording to your needs, you can choose three ways: dynamic voltage regulation, static voltage regulation, and unregulated voltage to obtain the most stable operation effect.
acceleration, deceleration
time setting
0.1s~3600min can be set continuously, S type and linear mode are optional
brakeDynamic brakingThe starting voltage of dynamic braking, hysteresis voltage and dynamic braking rate are continuously adjustable
DC brakingStart frequency of DC braking at stop: 0.00~F0.16upper limit frequency
Braking time: 0.0~100.0s; Braking current: 0.0%~150.0% rated current
Flux Brake0~100 0: Invalid
low noise operationThe carrier frequency is continuously adjustable from 1.0KHz to 16.0KHz to minimize motor noise
Speed tracking speed
restart function
It can realize smooth restart of running motor and restart after momentary power failure
counterOne internal counter for easy system integration
run functionUpper and lower limit frequency setting, frequency jump operation, reverse operation limit, slip frequency compensation, RS485 communication, frequency increase and decrease control, fault self-recovery operation, etc.



1.4 Product technical indicators and specifications
INPUTrated voltage,
frequency
Three phase (4T# series ) 380V; 50/60Hz
Single phase ( 2 S# series ) 220 V; 50/60Hz
voltage allowed
Range of change
Three phase (4T# series ) 320V ~ 460V
Single-phase (2S# series ) 16 0V ~ 260 V
outputVoltage4T# series ; 0 ~ 460V
2S# series ; 0 ~ 260V
frequencyLow frequency mode: 0~300Hz High frequency mode: 0~3000Hz
overload capacityModel G: 110% long-term 150% 1 minute 180% 5 seconds
P-type machine: 105% long-term 120% 1 minute 150% 1 second
control methodV/F control, advanced V/F control, V/F separation control, current vector control
Control
 characteristics
Frequency setting
Resolution
Analog input0.1% of maximum output frequency
digital setting0.01Hz
Frequency accuracyanalog inputWithin 0.2% of maximum output frequency
digital inputWithin 0.01% of the set output frequency
V/F ControlV/F curve (voltage frequency characteristic)The reference frequency can be set arbitrarily between 5 and 600Hz, the multi-point V/F curve can be set arbitrarily, and various fixed curves such as constant torque, low reduction torque 1, low reduction torque 2, and square torque can also be selected.
Torque boostManual setting: 0.0 to 30.0% of rated output
Automatic lifting: automatically determine the lifting torque according to the output current and combined with the motor parameters
Automatic current and voltage limitingNo matter in the process of acceleration, deceleration or stable operation, the motor stator current and voltage are automatically detected, and they are suppressed within the allowable range according to a unique algorithm, minimizing the possibility of system fault tripping
 



   Control characteristics
Sensor-less vector controlVoltage frequency characteristicsAutomatically adjust output voltage-frequency ratio according to motor parameters and unique algorithm
Torque characteristicsStarting torque:
150% rated torque at 3.0Hz (VF control)
180% rated torque at 0.5Hz (current vector control without PG, flux vector control)
180% rated torque at 0.05Hz (with PG current vector control)
Steady-state accuracy of running speed: ≤±0.2% rated synchronous speed
Speed fluctuation: ≤±0.5% rated synchronous speed
Torque response: ≤50ms with PG vector control, no PG vector control, magnetic flux vector control ≤20ms
Motor parameter self-determinationWithout any restriction, the automatic detection of parameters can be completed under the static and dynamic conditions of the motor to obtain the best control effect
Current and Voltage RejectionFull current closed-loop control, completely avoid current impact, with perfect over-current and over-voltage suppression function
running
Under-voltage suppression
Especially for users with low grid voltage and frequent grid voltage fluctuations, even if the voltage is lower than the allowable voltage range, the system can maintain the longest possible running time according to the unique algorithm and residual energy distribution strategy
Typical functionmulti-speed and
Wobble operation
16-segment programmable multi-segment speed control, multiple operation modes are optional. Wobble frequency operation: preset frequency, center frequency adjustable, state memory and recovery after power failure
PID control
RS485 communication
Built-in PID controller (preset frequency). Standard configuration RS485 communication function, a variety of communication protocols are optional, with linkage synchronization control function
Frequency settinganalog inputDC voltage 0~10V, DC current 0~20mA (upper and lower limit optional)
digital inputOperation panel setting, RS485 interface setting, UP/DW terminal control, and various combination settings with analog input
output signaldigital output2 OC outputs and 1 fault relay output (TA, TB, TC), up to 16 meaning options
Analog output2 channels of analog signal output, the output range can be set flexibly between 0~20mA or 0~10V, which can realize the output of physical quantities such as set frequency and output frequency
Automatic voltage stabilization operationAccording to your needs, you can choose three ways: dynamic voltage regulation, static voltage regulation, and unregulated voltage to obtain the most stable operation effect.
acceleration, deceleration
time setting
0.1s~3600min can be set continuously, S type and linear mode are optional
brakeDynamic brakingThe starting voltage of dynamic braking, hysteresis voltage and dynamic braking rate are continuously adjustable
DC brakingStart frequency of DC braking at stop: 0.00~F0.16upper limit frequency
Braking time: 0.0~100.0s; Braking current: 0.0%~150.0% rated current
Flux Brake0~100 0: Invalid
low noise operationThe carrier frequency is continuously adjustable from 1.0KHz to 16.0KHz to minimize motor noise
Speed tracking speed
restart function
It can realize smooth restart of running motor and restart after momentary power failure
counterOne internal counter for easy system integration
run functionUpper and lower limit frequency setting, frequency jump operation, reverse operation limit, slip frequency compensation, RS485 communication, frequency increase and decrease control, fault self-recovery operation, etc.
showOperation panel displayrun
state
Output frequency, output current, output voltage, motor speed, set frequency, module temperature, PID setting, feedback, analog input and output, etc.
Call the 
content
The last six fault records, the output frequency, set frequency, output current, output voltage, DC voltage, module temperature and other 6 operating parameters records when the latest fault trips
Protective functionOvercurrent, overvoltage, undervoltage, module failure, electronic thermal relay, overheating, short circuit, input and output phase loss, abnormal motor parameter tuning, internal memory failure, etc.
surroundingsambient temperature-10ºC~+50ºC
ambient humidity5%~95%RH, no condensation
surroundingsIndoor (no direct sunlight, no corrosion, flammable gas, no oil mist, dust, etc.)
altitudeDerate usage above 1000 meters, derate 10% for every 1000 meters rise
structureProtection classIP20
cooling methodAir-cooled with fan control
Installation methodwall-mounted, cabinet



 
Voltage levelInverter modelPower (kw)Dimensions (mm)Installation size (mm)Packaging size (mm)Net weight (kg)
   W1H1DW2H2Φlongwidthhigh 
380V three-phaseA901-4T0R75G0.75781701256016151951321721.06
 A901-4T01R5G1.5         1.06
 A901-4T02R2G2.2         1.1
 A901-4T0004G4952101457819852451752101.88
 A901-4T05R5G 5.5         1.91
 A901-4T07R5G 7.514024017813023053002102503.14
 A901-4T0011G 11         3.36



Q 1: Are you trading company or manufacturer?
A1: We are MANUFACTURER

Q 2: How long is your lead time?
A2: Generally 3-7 days if the goods are in stock, or 15-20 days if the stocks are not enough, it is according to the order quantity.

Q3. What is your supply capacity?
A3: 400,000PCS/year.

Q4: What is the standard of package?
A4: Carton box or plywood case.

Q5: What's your warranty term?
A5: We offer 18 months warranty time.

Q6: What is your terms of payment ?
A6: We accept T/T (30% deposit, 70% balance), L/C, Western Union.

Q7: Do you provide samples? Is it free or extra ?
A7: Yes, we provide samples and charge for the samples with freight cost. The sample fees will be returned if the order quantity over 100pcs.

Q8:How does your factory control the quality?
A8:Quality is priority, we always attach importance to quality control from the beginning to the end of production, every product will be fully assembled and carefully tested before packing and shipping.

Q9: Can the inverter connect with computer?
A9: Yes. All inverters have built-in RS485 communication


Q10: Do you support OEM service?
A10: Yes, we support OEM. For some items we have MOQ. For more questions, feel free to send us inquiry.





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