Frequency Inverter Ld350 Series Three Phase 380V 160kw/185kw/200kw

Input & OutputAnalog input2 channel,voltage / current signal can be switched,voltage 0~10V,current 0~20mADigital input5 channels / optocoupler isolation, including 1 channel of high-speed pulse input, and the maximum input pulse frequency can reach 100kHzAnalog output2 channel, voltage 0~10V,current 0~20mA,Output type switchableDigital output2 channel, Optocoupler isolation / open collector output / rated current 20mA (DO,DHO)Digital pulse output2 channels / optocoupler isolation / open collector pulse (frequency or PWM) output (O, DHO), including 1 high-speed pulse output, and the maximum output pulse frequency can reach 100kHzRelay output2 channel,Normally open and normally closed contact, 250VAC-3ACommunication modeStandard MODBUS-485 communication protocolControl characteristicscontrol modeV / F control: no PG vector control (SVC)Frequency setting modeKeyboard setting, analog setting, pulse setting, PID, communication setting and othersFrequency control range0.01~400HzFrequency control accuracyDigital setting: 0.01Hz; Analog setting: maximum frequency x0.025%Speed regulation ratio1:200(SVC);   1:1000(FVC)Steady speed accuracy±0.5%(SVC);     ±0.02%(FVC)Acceleration and deceleration time1.0 ~ 3600.0s (acceleration and deceleration time can be set separately and s characteristic can be switched)Inching controlInching frequency range: 0.00hz ~ 100Hz; Jog acceleration and deceleration time: 0.0s ~ 3600.0sStarting torque0.5Hz 150% (SVC) is adjustable, and the capacity of frequency converter shall be considered; 3.0Hz 100%(V/F)Torque boostAutomatic torque lifting; Manual torque increase 0.1% ~ 30.0% adjustableBraking torqueBraking resistance braking (125%), DC braking (20%)DC brakingBraking time: 0.0s ~ 36.0s; Braking current: 0.0% ~ 100.0%Timing controlTiming range: 0.0min ~ 6500minPID controlWith built-in PID function, it is convenient to realize process closed-loop controlV / F curveLinear, multi-point user-defined curve, 1.1 ~ 2.0 arbitrary power-down curveMultistage speed controlBuilt in simple PLC can control the maximum 16 speed frequency logicCarrier adjustable1.0~16kHz ,adjusted according to the module temperatureFrequency setting signal-10 ~ + 10, 0 ~ + 10, 4 ~ 20mA, high frequency pulse, PWM pulseProtection functionOverload capacity60s-rated current x 150%;  3s-rated current x 200%Instantaneous overcurrent / short circuit protectionMore than 200% of the rated output current, automatically cut off the outputOvervoltage / undervoltage protectionWhen the bus DC voltage is too low (360V) or too high (800V), the motor stops freely (except braking)Open phase protectionIn case of phase loss at the input or output end, the motor stops freelyOverheat protectionWhen the radiator temperature is ≥ 85 ºC, the motor will stop automatically; The temperature protection threshold can be set freely according to the ambient temperatureMotor protectionAnalog input can be connected with temperature sensor input (PT100, PT1000) to realize motor overheating protectionStall protectionPrevent stall during acceleration or deceleration or operation (working current can be set)Grounding protectionby current sensorInstant stopThe load feedback energy compensates for the voltage reduction and maintains the continuous operation of the frequency converter in a short timeSpecification structureRated inputvoltage:1/3PH220V±20%; 3PH380V±20%Frequency:50Hz/60Hz±5%Cooling and protection≤18.5kW:IP20; >18.5kW:IP10;    forced coolingUse environment-10ºC~+40ºC; Altitude: not higher than 1000m; Indoor, no corrosive gasPreservation environment-20ºC~+65ºC;Humidity: 20-90% RH (no condensation); shock