Type | SR8000 |
Control mode | V/F control. open loop vector control (without PG), Closed-loop vector control (with PG) |
Highest frequency | Vector control: 0~320Hz, V/F control: 0~3200Hz |
Carrier frequency | 1KHz~16KHz, according to the load characteristic,automatically adjust the carrier frequency |
Frequency resolution | Digital setting: 0.01Hz, simulation setting: highest frequency X 0.025% |
Starting torque | G type: 0.5Hz/150% (without PG), 0Hz/180% (with PG); P type: 0.5Hz/100% |
Speed range | 1:100 without PG ;1:1000 with PG |
Steady speed accuracy | ±0.5% without PG ;±0.02% with PG |
Overload capacity | G type: 150% Rated current 60s, 180% Rated current 3s;P type: 120% Rated current 60s, 150% Rated current 3s |
Torque hoisting | Automatic torque boost ; Manual torque boost 0.1%~30% |
V/F Curve | Three ways: linear, multipoint, N type, V/F curve(1.2 power, 1.4 power, 1.6 power, 1.8 power, 2 power) |
V/F Separation | Two ways: the separation, half part |
Acceleration /deceleration curve | A straight line or S curve deceleration mode. Four kinds of deceleration time, deceleration time range 0~6500s |
DC braking | DC brake frequency: 0Hz~maximum frequency ; braking time 0s~100s ; braking action current value 0%~100% |
JOG control | JOG frequency range: 0Hz~50Hz ; JOG dynamic and deceleration time: 0s~6500s |
Simple PLC, Multi-velocity run | Through the built in PLC or control terminal at most 16 preset speed operation |
Built-in PID | Easy to realize process control with PID fuction |
Adjust the AVR automatic voltage | When grid voltage change, can automatically maintain a constant output voltage |
Overload/overcurrent/stall control | Current automatic voltage limit automatically during the operation, to prevent frequent trip through the pressure |
Rapid current-limiting | Current- limiting to reduce the over current fault,protect the normal operation of the inverter |
Torque limit and control | Characteristics: the torque limit automatically during running, prevent over current trip frequently, the torque control closed-loop vector model is achieved |
Support for multiple PG card
| Support the rotating transformer, differential, open collector, is cosine PG card, etc |
The superior performance | With excellent performance of current vector control technology to realize asynchronous motor and synchronous motor control |
Instantaneous stop constantly | Instantaneous power failure through load feedback energy compensation voltage is reduced, maintain frequency converter in a short period of time to continue running |
Aapid current limiting | Avoid the over current of VFD frequent flow of failure |
Timing control | Timing control function,the setting time range 0min~6500min |
Communication ssupport | Support Modbus (standard), Profibus-DP (optional), CAN (optional) |
RUN command channel | Keyboard is given, the control terminal, given serial commumication Port, given can switch through a variety of ways |
Frequency source | A variety of frequency source: digital given, analog voltage, given analog current, pulsegiven, RS485 for a setting, can switch through a variety of ways |
Auxiliary frequency source | Ten kinds of auxiliary frequency source flexible rdalization of auxiliary frequency trimming/ frequency synthesis |
Input terminal line | 8 digital input terminals, one support up to 100KHz high-speed pulse input, 2 analog inputs, 1 support only 0~10V input voltage; 1 support 0~10V input vlotage or 4 20mA input |
Output terminal line | One high speed pulse output terminal (optional for open collector support0 100KHz square wave signal output); one digital output terminals; Two relay output terminals; Two analog output terminals: every road support 0~20mA output voltage or output current 0~10V |
LED display | Display parameters |
Key lock and selection function | Implement part or all of the key lock, define the scope of some buttons, in order to prevent wrong operation |
Optional accessories | PG card rotating transformer differential input PGcard UVW differential input PG card OC PG card input |
Protection function | Electric motor on short circuit detection output phase protection over current protection, under overheating protection over lose load protection etc. |
Place | Indoor, no direct sunlight, no dust, without corrosive gas, combustible gas, oil mist, water vapor, water, or salt, etc. |
Altitude | Below 1000m (change gear down when higher than 1000m) |
Ambient temperature | -10℃~+40℃ (change gear down when 40 ℃ to 50 ℃) |
Humidity | Less than 95% RH, no water condensation |
Vibration | Less than 5.9 m/S2 (0.6 g) |
Storage temperature | -20℃~+60℃ |