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Permanent Magnet Synchronous Inverter
  • Permanent Magnet Synchronous InverterPermanent Magnet Synchronous Inverter

Permanent Magnet Synchronous Inverter

Deyan Electric is a professional industrial electrical supplier with integrated R&D, production and service, featuring good price advantage and wide coverage in European and American markets. Its LNC860E Permanent Magnet Synchronous Inverter has advanced vector control and stable quality. Suitable for bulk buy, it serves high-end scenarios like CNC centers, delivering precise and reliable motor speed regulation.

LNC860E series Permanent Magnet Synchronous Inverters are general - purpose high - performance vector frequency converters, mainly used to control and adjust the speed and torque of three - phase AC synchronous motors. It uses a 32 - bit DSP chip and has built - in core control algorithms such as closed - loop vector control, open - loop vector control, and torque control, enabling the drive control of permanent - magnet synchronous motors with higher performance and higher precision. It provides high - torque output at low speeds, has good dynamic characteristics, an extremely strong overload capacity, and supports various PG cards. While improving the product's reliability and environmental adaptability, it also strengthens the design for customer usability and industry specialization.With more optimized functions,more flexible applications, and more stable performance, it can be widely used in mid - to-high -end application scenarios such as injection molding machines, air compressors, medium -to-high - power servo systems,CNC machining centers, lifting equipment, and textile equipment. This Permanent Magnet Synchronous Inverter comes standard with a 485 communication function, and the power of 22kW and below comes standard with a braking unit. Power range: 0.75kW~400kW-380V.


Model meaning

LNC860E Permanent Magnet Synchronous Inverter

Product features

▲Open - loop and closed - loop vector control for permanent - magnet synchronous motors Supports various encoders: ABZ incremental,UVW incremental and resolver
▲Wide voltage input, automatic output voltage regulation (AVR), non - stop operation during momentary power loss, with stronger adaptability
▲Supports various frequency setting methods: digital setting, analog quantity setting, PID setting, RS485 communication setting
▲Smooth start - up and stable operation, with speed tracking function
▲Can share the DC bus to save energy
▲Low noise and strong anti - interference ability
▲Strong overload capacity, 150% of the rated torque can operate for 60 seconds
▲Built - in advanced PID algorithm, with fast response, strong adaptability and easy debugging
▲16 - step speed control, simple PLC to achieve multi - function logic control such as timing, constant -speed and directional control
▲Multiple protection functions: over - voltage, over - current, overload, over - heat, etc
▲Supports LCD panel display and operation in Chinese and English Supports Profibus - DP and MODBUS communication
▲Structurally adopts an independent air duct design, the fan can be freely disassembled, with good heat dissipation performance


Nameplate instructions

MODEL: LNC860E-4T0040GB/4T0055PB
POWER: 4KW9A/5.5K
INPUT: 3PH AC380V 50HZ/60HZ
OUTPUT: 3PH AC0V-380V 0HZ-400HZ
S.N: Barcode


Technical specifications

Item Specification
Control characteristics Output frequency 0-500Hz
Carrier frequency 0.8kHz~12kHz.The carrier frequency can be automatically adjusted according to the load characteristics
Output frequency resolution 0.01Hz
Control mode Open-loop vector control (SVC) V/F control Closed-loop vector control(FVC)
Torque characteristics With torque compensation and slip compensation,the starting torque can reach 150%at 0.25Hz(SVC)
Torque control accuracy ±5%(FVC)
Stall prevention action criterion Set as a percentage of the rated current,ranging from 20%to 250%
Speed regulation range 1:100(SVC) 1:1000(FVC)
Speed stabilization accuracy ±0.5%(SVC) ±0.02%(FVC)
Overload capacity 150%of the rated output current forone minute
V/F curve Four modes:linear;multi-point complete V/f separation;incomplete V/fseparation
Acceleration and deceleration curve Linear orS-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~maximum frequency,jog acceleration and deceleration time 0.1s~6500.0s
Simple PLC,multi-step speed operation Upto 16-step speed operation can be achieved through the built-in PLC or control terminals
Built-in PID It can easily realize the process-control closed-loop control system
Automatic voltage regulation(AVR) When the grid voltage changes,it can automatically maintain a constant output voltage
Fast current-limiting function Minimize over-current faults to the greatest extent and protect the normal operation of the frequency converter
Operating characteristics Operating command channel Three channels:given by the operation panel,given by the control terminals,given by the serial communication port.Itcan 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,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
nput terminals Six digital input terminals,one of which can be used as a high-speed pulse input. Two analog input channels,Al1:input range0~+10V,Al2:input range0~+10V/0-20mA
Output terminals One high-speed pulse output terminal,capable of outputting a square-wave signal from OkHz~50kHz,which can realize the output of physical quantities such as set frequency and output frequency.It can be selected as open-drain type One digital output terminal One relay output terminal Two analog output terminals:OV~10V/0-20mA,which can indicate the output of output frequency/ current/voltage/frequency command/rotational speed/power factor signals
Display and keyboard opertion LED display It is equipped with 8function keys,a5-digit 7-segment LED,and 5status LED indicators t can perform forward rotation,reverse rotation,reset,stop,jog,as well as parameter setting and display
Protection function Motor short-circuit detection upon power-on,input and outpu phase-loss protection,over-current protection, over-voitage protection,under-voltage protection,over-heat protection overload protection,etc
Enironment 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℃

LNC860E Permanent Magnet Synchronous Inverter



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