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2) Output Voltage 110 VAC or 220VAC
3) Input Frequency: 48-63 Hz
4) Output Frequency: 0-400 Hz
5) Input Phase: 1 or 3 phase
6) Output Phase: 3 phase

1)PID control; advanced calculus PID closed-loop arithmetic, quick responding speed and high suitability;

3)RS485 communication port, adopting standard international MODBUS main circuit control;

8)Auto voltage regulation (AVR) technique, for ensuring the inverter load capability;

9)Various control technique by both synchronization and non-synchronization, dynamically realize fast starting without changing brakes;

10)With perfect error protection and short circuit starting protection capability;

Series		HY inverters
Control Mode		SPWM
Input Power		380V class:380V(+/-15%);220V class:220V(+/-15%)
5-Digits Display & Status Indicator Lamp		Displaying frequency, current, revolution, voltage, counter, temperature, FOR or REV rotation, and fault, etc.
Communication Control		RS-485
Working Temperature		-10~40 Celsius Degrees
Humidity		0-95% Relative Humidity(without dew)
Vibration		Below 0.5G
Frequency Control	Range	0.1~2500.0Hz
	Accuracy	Digital: 0.1%(-10~40 Celsius Degrees); Analog: 0.1% (15Celsius Degrees---45Celsius Degrees)
	Setting Resolution	Digital: 0.1Hz; Analog: 0.1% of max. Operating frequency
	Output Resolution	0.1Hz
	Operator Setting Method	Press directly keys to set.
	Analog Setting Method	External Voltage 0-5V,0-10V,4-20mA,0-20mA.
	Other Functions	Frequency lower limit, starting frequency, stopping frequency, three skip frequencies can be respectively set.
General Control	Ramp Control	Selectable 4-speed steps ramp-up and -down time (0.1-6500s).
	V/F Curve	Set V/F curve at will.
	Torque Control	Torque increase settable by max. 10.0%. The starting torque can reach 150% at 1.0Hz.
	Multi-Inputs	6 multi-function input terminals for 8speed steps control, program operation, switching of 4-speed Ramp, UP/DOWN function, counter, external emergency stop and other functions.
	Multi-Outputs	5 multi-output for displaying of running, zero speed, counter, external abnormity, program operation and other information and warnings.
	Other Functions	Auto Voltage Regulation(AVR), Decelerating Stop or Coasting Stop, DC Braking, Auto Reset and Restart, Frequency Track, PLC Program Control, Traverse Control, Drawing Control,Auto Energy Saving, Carrier Adjustable (Up to 20KHz), etc.
Protection Functions	Overload Protection	Electronic relay protection motor drive Drive(for constant torque 150% per min. for the kinds of fan 120% per min.)
	Fuse Protection	When the fuse breaks, the motor will stop.
	Over-voltage	220V class:DC Voltage >400V 380V class:DC Voltage >800V
	Under-voltage	220V class:DC Voltage <200V 380V class:DC Voltage <400V
	Restart After Instant Stop	Restart with Frequency Track after Instant Stop
	Stall Protection	Stall protection in ramp operation
	Output Short Circuit	Electrical circuit protection
	Other Functions	Fin over-heat protection, restriction of reverse running, direct start after power on, fault reset, parameter lock PID, one-drive-more, etc.