LMVF F-series Multi-function vector inverter
·Single-phase:220V 0.75kw~2.2kw
·Three-phase:380V 0.75kw~630kW
In put: Rated voltage:Three-phase:380V,50/60Hz; Single-phase: 220V;50/60Hz;
Allowable range of voltage variation:Three-phase:320V~460V; Single-phase:160V~260V;
Out out: Voltage :0~input voltage;
Frequency: low frequency mode:0 to 300Hz; High frequency mode:0 to 3000Hz;
1.Photovoltaic pump special function, built-in MPPT system, intelligent tracking of the maximum power point, fast response, high stability, high efficiency
2.Water supply special function, compared with the general water supply, increase the multi-pump online function, Antifreeze function, high an low pressure alarm, water shortage protection
3.Open loop torque control mode: independent current loop control to achieve true torque control, support torque and speed control online switching
4.Flexible multi-section V/F separation function, suitable for special applications
5.With 7 external input multi-function control terminals
6.15 kinds of multi-speed control functions
7.Pulse input port 0~50kHz(up, down optional)
8.Up to 15kHz carrier frequency,minimize motor noise
9.Standard RS485 communication interface (optional)
10.Break through the limitations of frequency converter application,excellent performance,strong environmental adaptability
11.With over current,overload,under voltage,over voltage,input and output phase,heat sink overheating and other protection functions to meet the needs of different occasions reliable work
| Input | Rated voltage,frequency | Three-phase 380V;50/60hZ
Single-phase 220V;50/60Hz |
|
| Allowable range of voltage variation | Three-phase 320~460V
Single-phase 160V~260V |
||
| Output | Voltage | Three-phase:0 to input voltage
Single-phase:0 to input voltage |
|
| Frequency | Low frequency mode:0 to 300Hz
High frequency mode: 0 to 3000Hz |
||
|---|---|---|---|
| Overload capacity | Type E machine:110% long term,150% 1 minute,180% 5 seconds
Type P machine:105% long term,120% 1 minute,150% 5 seconds |
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| Control characteristic | Frequency setting resolution | Analog input | 0.1% of the maximum output frequency |
| Digital setting | 0.01Hz | ||
| Frequency accuracy | Analog input | Within 0.2% of the maximum output frequency | |
| Digital setting | Set within 0.01% of the output frequency | ||
| V/F control | The reference frequency is set at 5~600Hz,the multi-point V/F curve is set at will,and a variety of fixed curves such as constant torque,low torque reduction 1,low torque reduction 2,and sqare torque can be selected | ||
| Manual setting:0.0~30.0% of rated output
Automatic lifting:the lifting torque is automatically determined according to the output current and combined with the motor parameters |
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| Whether during acceleration,deceleration or stable operation,the staror current and voltage of the motor are automatically detected and suppressed within the permissible range according to a unique algorithm,minimizing the possibility of system failure tripping | |||
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