Over voltage/Over current loss of speed control Automatic limit of the current and voltage during the operation, prevent frequent over current and over voltage Rapid current limit Minimizing over-current fault and protect the normal operation of converter. Torque limit and control "Excavator" ...
1 Preface users for reference.Important Notes: the VFD-L. to not touch these live parts. circuit power supply. boards. These components are especially sensitive to static electricity. To avoid damaging these components, do not touch the circuit boards with metal objects or your bare hands.Ground...
5. ol(over load):过载保护。当变频器输出电流超过过载额定值时,保护功能动作。这可能是由于变频器主电路半导体元件的温度过高引起的。6. gff (groundfault):接地故障。当变频器内部或外部电路对地短路时,保护功能动作。这可能是由于控制主板损坏或u相、w相传感器损坏等原因引起的。二、维修方法 1.过电流(oc)...
P6.4.5OverVoltage Attempts P6.4.6OverCurrent Attempts P6.4.74mA Fault Attempts P6.4.8Motor Temp Fault Attempts P6.4.9External Fault Attempts P6.4.10Underload Attempts P6.4.11OP Cont Interlock Attempts T able 3. DM1 parameters Parameter P6.4.1AR Wait Time P6.4.2AR Trail Time P6.4....
Fast current limiting function Maximum reduced overcurrent fault, protect the normal operation of the inverter Torque limit and control "Navvy" character, volitional check the torque during running time, prevent it over current trip continually; close loop ...
Protective function Overcurrent, over voltage, undervoltage, module fault, electronic thermal relay, overheating, short circuit, input and output phase loss, abnormal tuning of motor parameters, internal memory failure, etc. surroundings Ambient temperature -10 ºC ~ ...
VFD Trouble-shooting Tips for Control Technique “SP” Drives WARNING Never work on, clean or service this unit, control panel or any machine or open or remove any protective cover, guard, grate, door, or maintenance panel until the power or energy sources has been turned off, locked out /...
Protective function Overcurrent, over voltage, undervoltage, module fault, electronic thermal relay, overheating, short circuit, input and output phase loss, abnormal tuning of motor parameters, internal memory failure, etc. surroundings Ambient temperature -10 ºC ~ +40 ºC (ambien...
frequent converter over current fault. Virtual IOFive sets of virtual DO, five sets of virtual DI, enables easy logic control. Timing ControlTiming control: set the time range 0.0Min~6500.0Hour Multi-motor switchTwo independent motor parameters, enabling...
Display Two-lineLED digital display For display of frequency setting, output frequency, fault code and parameter setting etc.Lcd display is avarilable for 15kw to 800kw VFDDisplay is moveble. Environment Standard Development of ...