Frequency Inverter for Centrifugal Fan 8000F series

Specifications and Product Details:

Characteristics of frequency inverter:

1.This model of frequency inverter is designed for energy conversation of fans

2.High efficiency of energy conservation from 20% to 60% (variable with the different working situation)

3.Extend the utilize life of the fan equipment, make the power system work stably, reduce the abrasion and failure ratio

4.Soft start-up, function of braking

Application:

1.Roots Fan

2.Mine Fan

3.Centrifugal Fan

4.Industry Fan

5.Environmental Engineering Equipment

Specification:

Item		Specifications
Inverter Capacity Range		0.4KW~400KW
International Protection (IP) Class		IP20
Cooling Method		Forced air cooling, natural cooling
Basic Function		Speed tracing, PID control, auto speed compensation, AVR, torque control, overlay control, time control, multi-speed choice, etc
Power Supply	Rated Input Voltage and Frequency	Single-phase:220V,Three-phase:380V 50~60Hz
	Allowable Voltage Function	±20%
	Allowable Frequency Function	5%
Output Characteristics	Output Voltage	3-phase:220V±20%/380V±20% (proportional to input voltage)
	Rated Output Frequency	Up to 650Hz available by programming
	Rated Output Current	From 2.5A to 920A, according to different application
Control characteristics	Control Method	1. Vector Control 2. V/F Control 3. Constant Torque or Power Control
	Frequency Accuracy	Digital command:±0.01% (controlled by the keyboard of the inverter)
	Frequency Accuracy	Analog command: ±0.1%
	Frequency Resolution	Digital operator reference: 0.01Hz
	Frequency Resolution	Analog reference: 0.1Hz
	Brake Unit(accessory)	Standard accessory inside for inverter capacity: 18.5KW and over
	Brake Unit(accessory)	Optional accessory for inverter capacity: 18.5KW and over
	Acceleration/Deceleration time of DC Braking	0.0 to 6553 second (Accel/Decel time setting independently)
	Braking Voltage	Adjustable range:5%~30%
	Braking Frequency	Allowable brake range: 0.5~50Hz
	Braking Time	Adjustable range:0.0~25.0 second
	Torque Compensation	0~6% under lower frequency
	Wiring Distance Between Inverter and Motor	Less than 50 meters (must add reactor when over 55m)
Protective Functions	Overload Capacity	G/Z/Y/M/S type: 150% of rated output current for 1 minute
	Overload Capacity	F/P type: 120% of rated output current for 1 minute
	Instantaneous Over-current	G/Z/Y/M/S type: Motor coasts to a stop at approx. 200% of rated output current.
	Instantaneous Over-current	F/P type: Motor coasts to a stop at approx. 150% of rated output current.
	Heat-sink Overheat	Protected by thermistor and motor coasts to a stop when temperature rises to 80°C
	Others	Short circuit, under-voltage, overvoltage, lack of phase
Control Signal	Analog Input	0~5V or 10V, 0~20MA (Z type: 0~1A, 0~5V or 10V)
	Analog Output	PWM signal output after filtering, pulse output up to 10V by setting
	Digital Input	Six group of input terminals covering 99 functions for choice
	Digital Output	Two group of programmable open-loop output and one group of programmable relay output covering 93 functions for choice
Communication Interface	RS-485 Interface	Control the motor up to 99 units by one inverter
Display Function	Output current, input/output power capacity, power factory/coefficient, time, etc.
Environment	Ambient Temperature	10°C~50°C (keep out of direct sunlight)
	Humidity	90% RH or less
	Location	Indoor (protected from corrosive gases and dust)
	Elevation	1000m or less
	Vibration	0.5G or less