KEWO AC Motor Drive-Any Drive Series AC motor drive 

KEWO products is comprised of high level AC drives, variable speed drive, frequency inverter, solar pump drive with DC and AC input, etc. These products are widely using in industrial automation, cement, textile, metallurgy, HVAC, oil &gas, water treatment, chemical , machine tools, hoisting, agriculture, farming, irrigation…
Specification:  ( AD100, AD350, AD800, AD800S)
Single phase, 220V, 0.4kw to 2.2kw.             
Three phase, 220V, 0.75kw to 75kw
Three phase, 380V/660V/1140V, 0.75 to 630kw. 







Technical specification 

Items		Specification
Control mode	Control mode	SVC in open loop	V/F control	Close loop vector control
	Starting torque	0.5Hz 180%	0.5Hz 150%	0.00Hz 180%
	Speed adjust range	1:100	1:100	1:1000
	speed stabilizing precision			±0.02%
	Torque precision	NO	NO	±5%
	Motor type	General induction motor，permanent magnet synchronous motor*
Functin design	Highest frequency	General vector control :400Hz  V/f control：4000Hz
	frequency resolution	Digital setting: 0.01Hz  analog setting: maximum×0.025%
	carrier frequency	0.5K～16KHz, the carrier frequency can be adjust by temperature automatically
	Frequency reference setting method	Digital of Control panel, analog AI1, AI2, potentiometer of control panel, UP/DN control, communication, PLC pulse frequency
	Accel./decel. characteristic	Linear curve and S curve accel. /decel. mode, range of time: 0.0 to 65000S.
	V/F curve	3 mode: linear, multiple points, N Power
	V/F separation	2 times separation: totally separation, half separation
	DC braking	DC braking frequency: 0.0 to 300Hz, DC braking current: 0.0% to 100%
	Braking unit	Built in braking unit up to 15kw, optional is 18.5kw to 75kw, external built in for above 93kw.
	Jog function	Job frequency range: 0.0 to 50.0Hz, the accel. and decel. time of Jog
	Configuration PID	Easy to perform pressure, flow, temperature close loop control
	PLC  multiple speed	To achieve 16 segment speed running through built in PLC or terminal control
	Common Dc bus *	Multiple inverters use one DC bus for energy balance.
	Auto voltage regulation (AVR)	Enable to keep output voltage constant when grid fluctuation
	Over load tolerance capability	G type model: 150% rated current for 60s, 180% rated current for 2s, P type Model: 120% rated current for 60s, 150% rated current for 3s.
	tall control when over current, over voltage	Carry out limiting automation for running current, voltage to prevent over current, over voltage frequently
	Fast current limit function	minimize the IGBT module broken to protect the inverter, maximum reduce the over current fault.
	Torque limit and torque control	"Excavator" characteristics , torque limit automatically during motor running. Torque control is available in close loop vector control mode.
features	friendly interface	Display Hello when power on.
	Multiple function key JOG button	It can set for Forward Jog, reverse Jog, forward/reverse switch
	Timing control function	A total running time and total running time calculating
	2 group motor parameters	To achieve two motor switching freely, control mode is selectable
	Motor over heat protection	Accepting motor temperature sensor signal input via AI1 terminals.
	Multiple kinds encoder *	Compatible collector, difference, and rotary transformer Encoder.
	Command source	Control panel, control terminals, series communication, switch freely.
	Frequency source	Digital setting, analog current/voltage, pulse setting, serial communication, main and auxiliary combination.
	Protection function	Short circuit detect after power on, input/output phase missing, over voltage, over current, under voltage, over heat, over load protection.
Environment	Application site	Indoor, free of exposure to sunlight, no dusty, no corrosive, no inflammable gas, no oil and water vapor, and water dipping
	Altitude	Lower 1000m
	environment temperature	-10℃～+40℃, power derate for 40～50℃, rated current derated 1% for 1℃increasing.
	humidity	Less than 95%, no water condense.
	storage	-40～+70℃

*:AD350 have no this function

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