B2B Services
KE300B Series Single Tube Converter
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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 |
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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 |
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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. |
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Overload capacity |
150% 60s, 180% 10s, 200% 3s |
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Starting torque |
0.5Hz/150% (SVC); 1Hz/150% (V/f) |
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Speed adjustment range |
1: 100 (SVC), 1: 50 (V/f) |
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Speed control precision |
±0.5% (SVC) |
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Carrier frequency |
1.0--16.0kHz, automatically adjusted according to temperature and load characteristics |
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Frequency accuracy |
Digital setting: 0.01Hz Analog setting: maximum frequency * 0.05% |
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Torque boost |
Automatically torque boost; manually torque boost: 0.1%~30.0% |
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V/f curve |
Three types: linear, multiple point and square type (1.2 power, 1.4 power, 1.6 power, 1.8 power, square) |
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Acceleration/deceleration mode |
Straight line/S curve; four kinds of acceleration/deceleration time, range: 0.1s~3600.0s |
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DC braking |
DC braking when starting and stopping DC braking frequency: 0.0Hz~maximum frequency, braking time: 0.0s~100.0s |
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Jog operation |
Jog operation frequency: 0.0Hz~maximum frequency Jog acceleration/deceleration time: 0.1s~3600.0s |
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Simple PLC & multi-step speed operation |
It can realize a maximum of 16 segments speed running via the built-in PLC or control terminal. |
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Built-in PID |
Built-in PID control to easily realize the close loop control of the process parameters (such as pressure, temperature, flow, etc.) |
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Automatic voltage regulation |
Keep output voltage constant automatically when input voltage fluctuating |
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Control Function |
Common DC bus |
Common DC bus for several inverters, energy balanced automatically |
Torque control |
Torque control without PG |
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Torque limit |
“Rooter” characteristics, limit the torque automatically and prevent frequent over-current tripping during the running process |
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Wobble frequency control |
Multiple triangular-wave frequency control, special for textile |
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Timing/length/ counting control |
Timing/length/counting control function
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Over-voltage & over-current stall control |
Limit current & voltage automatically during the running process, prevent frequent over-current & over-voltage tripping |
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Fault protection function |
Up to 30 fault protections 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 |
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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 |
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Communication terminals |
Offer RS485 communication interface, support MODBUS-RTU communication protocol |
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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 |
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Environment |
Ambient temperature |
-10℃~40℃, derated 4% when the temperature rise by every 1℃ (40℃~50℃). |
Humidity |
90%RH or less (non-condensing) |
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Altitude |
≤1000M: output rated power, >1000M: output derated |
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Storage temperature |
-20℃~60℃ |
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