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1.Intruction Manual:English, 2.Display:LED or LCD, 3.Can be connected with pc for remote control & data analysis, 4.CE approval - details see: https://www.machineto.com/speed-control-for-three-phase-induction-motor-0-4kw-up-to-350kw-frequency-inverter-variable-frequency-drive-vfd-10233708

SKI-E series Sensorless Current Vector Control Frequency Inverter

Product Description:

SKI-E series frequency converter is special for variable speed and energy saving. It uses digital technology and V/Fcontrol technology in the integration of high-tch products. With high precision, low noise, great torque, reliable performace etc. Widely used in electronic, machinery, metallurgy, textile, printing, dyeing, petroleum, chemical industry. It plays a tremendous role in improving the process of automation industry, energy saving etc.

Features:

1.Built-in keypad with potentiometer

2.Chinese,English and Russian for liquid crystal display (optional)

3. 8steps simple PLC, multi-speed control, and PID control

4. Starting torque: 1Hz/150% ;

5.Built-in braking unit

6.Built-in RS485,MODBUS communication protocol, can be controlled by pc

Technical Parameter:

Item		Item Description
Input	Rated Voltage and Frequency	Single/Three phase 220VAC,three phase 380VAC,50/60Hz
	Allowable Voltage Range	Voltage fluctuation range: +10%,-15% frequency fluctuation±5%
Output	Rated voltage	Three-phase:0~input voltage
	Frequency	0.10~400.00Hz
Overload capacity		Type G:150% 1minute, Type P:120% 1minute
Control Function	Control Method	SPWM
	Control Mode	V/F Control/Current Vector Control
	Torque Feature	With torque compensation and slip compensation, start torque can reach 150% at 1.0Hz
	Frequency Control Range	0.1~400Hz
	Frequency Accuracy	Digital setting: Max. frequency x ±0.01%(-10°C~+40°C) Analog setting: Max. frequency x ±0.2%Hz (25°C±10%)
	Frequency Resolution	Digital setting:0.01Hz; Analog setting: Max. frequency x 0.1%
	Output Resolution	0.01Hz
	Frequency Setting Signal	0~10V(20kΩ),0~20mA(250Ω),4~20mA(250Ω)
	Acceleration/Deceleration	0.0~3600.0 sec/min, which can be set in sequence.
Performance	Braking Torque	About 20% without braking resistor, and about 125% with braking resistor
	V/F Mode Classes	12 preset V/F mode and programmable V/F mode
	Instantaneous Over Current	General Mode(G):About 250% AC motor driver rated current Blower/Pump Mode(P):About 200% AC motor driver rated current
	Over Load	General Mode(G):150% rated output current for 1 minute before sliding stop Blower/Pump Mode(P):120% rated output current for 1 minute before sliding stop
	Over Voltage	Motor stops sliding when rectifier output voltage exceeds 410V(200V class)/820V(400V class)
	Under Voltage	Motor stops sliding when rectifier output voltage drops down to 190V(200V class)/380V(400V) or lower
	Instantaneous Power-Failure Compensation	Instant stop when instantaneous power-failure lasts for 15ms or longer.(Default setting) According to standard setting, if the power –failure is shorter than 2 seconds, continue operation.
	Heat Sink Overheat	Thermistor protection, takes effect when temperature exceeds 105Ω
	Speed Loss Protection	Speed loss protection during acceleration, deceleration and constant speed operation
	Grounding Failure	Electronic circuit protection, takes when leakage current reaches 50% of AC motor driver rated current.
Environment	Environment Temperature/Humidity	-10°C~+40°C, 90%RH and lower (no dewing)
	Operation Location	Altitude below 1000M,indoor use(no corrosive gas, liquid, no dust)
	Storage Temperature	-20°C~60°C
	Vibration	Below 20Hz 9.8m/s2(1G) , 20~50Hz 5.88m/s2(0.6G)