SO SÁNH BIẾN TẦN VB VÀ VM WECON

SO SÁNH BIẾN TẦN VB VÀ VM WECON
Difference between VB and VM
Last modified by Jim on 2023/04/25 09:27
ItemVBVM600

Control characteristics

way to controlSpeed sensorless vector control (SVC)V/F controlV/F control
Starting torque0.5Hz/150%0.5Hz/100%0.5Hz/100%
Speed range02:4001:5001:50
Stable speed accuracy±0.5%±1%±1%
Carrier frequency0.5kHz ~ 16kHz; the carrier frequency can be automatically adjusted according to the load characteristics1kHz ~ 6kHz;

Overload capacity

G type machine: 150% rated current 60s, 180% rated current 1s

G type machine: 150% rated current 60s, 180% rated current 1s

P type machine: 120% rated current 60s, 150% rated current 1s
Torque boost0.0% automatic torque boost; manual torque boost 0.1% ~ 30.0%Manual torque increase 0.1% ~ 30.0%

input Output

Input voltage range220V; fluctuation range :220V(-15%)~220V(+15%);
380V/415V/440V; fluctuation range:380V(-15%)~440V(+10%)
220V/380V; fluctuation range: ±15%
Input frequency range50/60Hz; fluctuation range: ±5%50/60Hz; fluctuation range: ±5%
Output voltage range0-input voltage, the error is less than 5%0-input voltage, the error is less than 5%
Output frequency rangeSVC: 0-320Hz; V/F: 0-1000HzV/F: 0-400Hz

Operational control

Run command channel3 kinds of channels: operation panel setting, control terminal setting, serial communication port setting. It can be switched in many ways.3 kinds of channels: operation panel setting, control terminal setting, serial communication port setting. It can be switched in many ways.
Frequency sourceDigital setting, panel pulse potentiometer setting, analog voltage setting, analog current setting, serial communication setting, etc. It can be switched in many ways.Digital setting, panel potentiometer setting, analog voltage setting, analog current setting, serial communication setting, etc. It can be switched in many ways.
Auxiliary frequency sourceMultiple auxiliary frequency sources. Frequency synthesis, frequency fine-tuningNone

Input terminal

◆ 6 digital input terminals◆ 4 digital input terminals
◆ 2 analog input terminals◆ 1 analog input terminal

Output terminal

◆ 1 open collector output terminal 
◆ 2 relay output terminals (1 channel below 7.5kW)◆ 1 relay output terminal
◆ 2 analog output terminals (1 channel below 7.5kW)◆ 1 analog output terminal

basic skills

DC braking functionBraking time: 0.0s ~ 100.0s, braking action current value: 0.0% ~ 100.0%Braking time: 0.0s ~ 100.0s, braking action current value: 0.0% ~ 100.0%
V/F curve3 methods: linear type, multi-point type, square type3 methods: linear type, multi-point type, square type
Acceleration and deceleration curveLinear or S-curve acceleration and deceleration mode; four groups of acceleration and deceleration time; acceleration and deceleration time range 0.0 ~ 6500.0sLinear acceleration and deceleration mode, a group of acceleration and deceleration time, range 0.0~100.0s
Simple PLC, multi-speedRealize up to 16-speed operation through built-in PLC or control terminalRealize up to 4 speeds running through built-in PLC or control terminal
Built-in PIDIt is convenient to realize the process control closed-loop control systemIt is convenient to realize the process control closed-loop control system
AVR functionWhen the grid voltage changes, it can automatically keep the output voltage constantNone
Overvoltage over drain speedAutomatically limit current and voltage during operation to prevent frequent over-current and over-voltage tripsNone
Fast current limiting functionMinimize over-current faults and improve system stabilityNone
Torque limit and controlThe "shovel" feature automatically limits the torque during operation to prevent frequent over-current trips;None
Safety self-check of power-on peripheralsIt can realize the safety detection of peripheral equipment such as grounding, short circuit, etc.None
Timing control functionTiming control function: set time range 0h ~ 65535hNone
Protective functionInput and output phase loss protection, overcurrent protection, overvoltage protection, undervoltage protection, overheating protection, overload protection, power-on relay fault detection, etc.Input and output phase loss protection, overcurrent protection, overvoltage protection, undervoltage protection, overheating protection, overload protection, power-on relay fault detection, etc.
Show

LED display

5-digit LED display

5-digit LED display

And
keyboardParameter lock functionSet parameter read-only control to prevent misoperationSet parameter read-only control to prevent misoperation
OperationMF.K keyProgrammable keys: command channel switching / forward and reverse running / jog running function selection / menu mode switchingNone

Use environment

Use placeIndoors, free from direct sunlight, no dust, corrosive gas, flammable gas, oil mist, water vapor, dripping water or salt, etc.Indoors, free from direct sunlight, no dust, corrosive gas, flammable gas, oil mist, water vapor, dripping water or salt, etc.
AltitudeLower than 1000m; when it is higher than 1000m, it must be derated for use. For every 100m increase, it needs to be derated by 1%;Lower than 1000m; when it is higher than 1000m, it must be derated for use. For every 100m increase, it needs to be derated by 1%;
Ambient temperature-10℃~40℃, derating is required when the temperature exceeds 40℃, and the ambient temperature needs to be derated by 1% every time the ambient temperature rises by 1℃. The maximum operating ambient temperature is 50℃-10℃~40℃, derating is required when the temperature exceeds 40℃, and the ambient temperature needs to be derated by 1% every time the ambient temperature rises by 1℃. The maximum operating ambient temperature is 50℃
humidity≤95%RH, avoid condensation≤95%RH, avoid condensation
vibrationVibration acceleration is less than 0.6gVibration acceleration is less than 0.6g
storage temperature-25℃~+60℃-25℃~+60℃

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