KE300X Series Mini Frequency Inverter
Shenzhen MICNO Electric Co, Ltd. has been a public company of NEEQ in China with stock code 839477, which specializes in R&D, manufacture, sale and service of AC drive/VFD/VSD, Solar pumping inverter and other industrial automation products.The products of our company include small ac motor speed control, mini vfd, small variable frequency drive and so on.
KE300X mini Frequency inverters are designed for common applications of small power OEM market, with various functions of PID, multistage speed, DC braking, Modbus communication and others. Its smaller size can further reduce the installation space (the size is about 15% smaller than similar products).
Features of KE300X Series Mini Frequency Inverter
Sensorless vector control and V/F control
Compact design, less installation space
Standard potentiometer and external LED keypad
Product follows IEC international standards and meets CE certification testing demands.
Set a variety of common functions to meet application needs:
Standard Modbus communication;
Built-in PID;
16 speed control;
Multi-point V/F curve setting can be performed;
Has a multi-function input and output ports, and the switch amount can set the delay time;
It has protection functions such as overcurrent, overvoltage, undervoltage, overtemperature, overload, etc., and can save fault information;
With DC braking, flux braking, and resistance energy braking;
Over-speed, over-voltage stall, and load adaptability.
Applications of KE300X Series Mini Frequency Inverter:
Packing, Food, Textile, Centrifugal Machinery, Carving Machinery, And Wire Cutting
Technical Specifications of KE300X Series Mini Frequency Inverter
Input |
Input voltage |
1AC/3AC 220V±15%, 3AC 380V±15% |
Input frequency |
47~63Hz |
|
Output |
Output voltage |
0~rated input voltage |
Output frequency |
KE300X: V/f control: 0~3000Hz Sensorless vector control: 0~300Hz KE300B: 0~400Hz |
|
Control Features |
Control mode |
V/f control(KE300X & KE300B-S2) Sensorless vector control (KE300X & KE300B-T4) Torque control (KE300X) |
Operation command mode |
Keypad control Terminal control Serial communication control |
|
Frequency setting mode |
Digital setting, analog setting, pulse frequency setting, serial communication setting, multi-step speed setting & simple PLC, PID setting, etc. These frequency settings can be combined & switched in various modes. |
|
Overload capacity |
150% 60s, 180% 10s, 200% 3s |
|
Starting torque |
0.5Hz/150% (SVC); 1Hz/150% (V/f) |
|
Speed adjustment range |
1: 100 (SVC), 1: 50 (V/f) |
|
Speed control precision |
±0.5% (SVC) |
|
Carrier frequency |
1.0--16.0kHz, automatically adjusted according to temperature and load characteristics |
|
Frequency accuracy |
Digital setting: 0.01Hz Analog setting: maximum frequency * 0.05% |
|
Torque boost |
Automatically torque boost; manually torque boost: 0.1%~30.0% |
|
V/f curve |
Three types: linear, multiple point and square type (1.2 power, 1.4 power, 1.6 power, 1.8 power, square) |
|
Acceleration/deceleration mode |
Straight line/S curve; four kinds of acceleration/deceleration time, range: 0.1s~3600.0s |
|
DC braking |
DC braking when starting and stopping DC braking frequency: 0.0Hz~maximum frequency, braking time: 0.0s~100.0s |
|
Jog operation |
Jog operation frequency: 0.0Hz~maximum frequency Jog acceleration/deceleration time: 0.1s~3600.0s |
|
Simple PLC & multi-step speed operation |
It can realize a maximum of 16 segments speed running via the built-in PLC or control terminal. |
|
Built-in PID |
Built-in PID control to easily realize the close loop control of the process parameters (such as pressure, temperature, flow, etc.) |
|
Automatic voltage regulation |
Keep output voltage constant automatically when input voltage fluctuating |
|
Control Function |
Common DC bus |
Common DC bus for several inverters, energy balanced automatically |
Torque control |
Torque control without PG |
|
Torque limit |
“Rooter” characteristics, limit the torque automatically and prevent frequent over-current tripping during the running process |
|
Wobble frequency control |
Multiple triangular-wave frequency control, special for textile |
|
Timing/length/ counting control |
Timing/length/counting control function
|
|
Over-voltage & over-current stall control |
Limit current & voltage automatically during the running process, prevent frequent over-current & over-voltage tripping |
|
Fault protection function |
Up to 30 fault protection including over-current, over-voltage, under-voltage, overheating, default phase, overload, shortcut, etc., can record the detailed running status during failure & has fault automatic reset function |
|
Input/ output terminals |
Input terminals |
Programmable DI: 5 on-off inputs (KE300B: 4), 1 high-speed pulse input 1 programmable AI1: 0~10V or 0/4~20mA |
Output terminals |
1 programmable open collector output: 1 analog output (KE300X: open collector output or high-speed pulse output) 1 relay output 1 analog output: 0/4~20mA or 0~10V |
|
Communication terminals |
Offer RS485 communication interface, support MODBUS-RTU communication protocol |
|
Human machine interface |
LED display |
Display frequency setting, output frequency, output voltage, output current, etc. |
Multifunction key |
QUICK/JOG key, can be used as multifunction key |
|
Environment |
Ambient temperature |
-10℃~40℃, derated 4% when the temperature rise by every 1℃ (40℃~50℃). |
Humidity |
90%RH or less (non-condensing) |
|
Altitude |
≤1000M: output rated power, >1000M: output derated |
|
Storage temperature |
-20℃~60℃ |
Persona a contactar : Luo Aria, +86 0755 21675210
Buen trato: comprar del vendedor
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