Overview
The LNC510 Series VFD is developed on a brand-new hardware and software platform, designed to better meet market demands for machine tools, printing, textiles, chemical fibers, stone processing, engraving and other mechanical equipment. It is a generalpurpose vector inverter with high power density, complete protection functions and comprehensive application features.It supports the standard Modbus communication protocol and is compatible with synchronous motors.The LNC510 Series is not equipped with a brake unit by default. If the braking function is required, please note “with brake unit” when placing an order.
Product features
- Protection functions: over-voltage, over-current, phase loss, under-voltage, overload, short-circuit, etc.
- Voltage range: Single-phase 220V, operable within 176-264V; Three-phase 380V, operable within 330-480V.
Model meaning
Technical specifications
| Item | Specification | |
|---|---|---|
| Basic functions | Output frequency | 0-500Hz |
| Carrier frequency | 0.8kHz ~ 12kHz, the carrier frequency can be automatically adjusted according to the load characteristics | |
| Frequency resolution | 0.01Hz | |
| Control mode | V/F control | |
| Torque characteristics | With torque compensation and slip compensation, starting torque: G – type machine 0.5Hz/150% | |
| Torque boost | Automatic torque boost; Manual torque boost 0.1% ~ 30.0% | |
| Overload capacity | G – type machine: 150% of rated output current for 60S | |
| Speed regulation range | 1：100 | |
| Speed stability accuracy | ±1% | |
| Automatic voltage regulation (AVR) | When the grid voltage changes, it can automatically maintain a constant output voltage | |
| Over – voltage and over – current stall control |
Automatically limits the current and voltage during operation to prevent frequent over – current and over – voltage tripping | |
| Fast current – limiting function | Minimizes over – current faults to protect the normal operation of the frequency converter | |
| V/F curve | Four modes: linear type; multi – point type; complete V/f separation; incomplete V/f separation | |
| Acceleration and deceleration curves | Linear or S – curve acceleration and deceleration modes; four acceleration and deceleration times; acceleration and deceleration time range: 0.1 ~ 6500.0s | |
| DC braking | DC braking frequency: 0.00Hz ~ maximum frequency, braking time: 0.0s ~ 36.0s, braking action current value: 0.0% ~ 100.0% | |
| Jog control | Jog frequency range: 0.00Hz ~ 50Hz; jog acceleration and deceleration time: 0.0s ~ 6500.0s | |
| Simple PLC, multi – speed operation | Up to 16 – speed operation can be achieved through the built – in PLC or control terminals | |
| Built – in PID | It can easily implement a process – control closed – loop control system | |
| Operating characteristics | Operating command channel | Three channels: given by the operation panel, given by the control terminals, given by the serial communication port. It can be switched in various ways |
| Frequency source | Ten frequency sources: given by panel knob, given by operation panel, given by analog voltage, given by analog current, given by RS485 communication, multi – speed, PID, simple PLC, which can be switched in various ways |
|
| Auxiliary frequency source | Ten auxiliary frequency sources. It can flexibly achieve auxiliary frequency fine – tuning and frequency synthesis | |
| Input terminals | 4 digital input terminals, 1 analog input AI1, voltage/current switchable via parameters. | |
| Output terminals | One normally open relay output terminal One analog output terminal AO1 | |
| Display and keyboard | Dual LED Display | It can perform forward rotation, reverse rotation, reset, stop, jog operation, as well as parameter setting and display.Upper LED display: 5-digit main LED display, which can show the set frequency, output frequency, various monitoring data, alarm codes, etc. Lower LED display: 5-digit auxiliary LED display, which can show the set frequency, output frequency and various monitoring data. The specific display content shall be set via parameters P7-17 and P7-18. |
| Protection characteristics | Protection function | Motor short – circuit detection upon power – on, output phase – loss protection, over – current protection, over – voltage protection, under – voltage protection, over – heat protection, overload protection, etc |
| Environment | Application place | Indoors, not directly exposed to sunlight, free from dust, corrosive gases, flammable gases, oil mist, water vapor, dripping water or salt, etc |
| Altitude | Less than 1000m | |
| Ambient humidity | – 10℃ ~ + 40℃ (When the ambient temperature is between 40℃ ~ 50℃, derating operation is required) | |
| Humidity | Less than 95%RH, without water droplet condensation | |
| Vibration | Less than 5.9m/s² (0.6g) | |
| Storage temperature | – 20℃ ~ + 60℃ | |
Basic wiring diagram
Installation dimensions of the keyboard base
Overall installation dimensions
| Applicable Models | Model | Overall dimensions | Installation dimensions | Installation Aperture | |||
|---|---|---|---|---|---|---|---|
| kW | H(mm) | W(mm) | D(mm) | H1(mm) | W1(mm) | mm | |
| 510 | 0.75-2.2 | 152 | 78 | 113.9 | 144.2 | 68.2 | 4.2 |
| 510 | 3.7-5.5 | 185 | 90 | 135.4 | 177.2 | 80.2 | 4.2 |
| 510 | 7.5-11 | 242 | 126.5 | 160 | 227.5 | 110 | 5.5 |
Details
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